Bugzilla – Attachment 872851 Details for
Bug 1220085
Data races reported by KCSAN on s390x
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dmesg log from s390x VM z15 factory
dmesg-kcsan.log (text/plain), 297.88 KB, created by
Miroslav Franc
on 2024-02-19 16:42:26 UTC
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Description:
dmesg log from s390x VM z15 factory
Filename:
MIME Type:
Creator:
Miroslav Franc
Created:
2024-02-19 16:42:26 UTC
Size:
297.88 KB
patch
obsolete
>[ 0.092401] Linux version 6.7.4-1.g9e758e0-default (geeko@buildhost) (gcc (SUSE Linux) 13.2.1 20240206 [revision 67ac78caf31f7cb3202177e6428a46d829b70f23], GNU ld (GNU Binutils; openSUSE:Factory:zSystems) 2.41.0.20230908-1) #1 SMP Fri Feb 16 13:20:08 UTC 2024 (9e758e0) >[ 0.092432] setup: Linux is running as a z/VM guest operating system in 64-bit mode >[ 0.112045] setup: The maximum memory size is 6144MB >[ 0.112055] setup: Relocating AMODE31 section of size 0x00003000 >[ 0.112073] cma: Reserved 4 MiB at 0x0000000100000000 on node -1 >[ 0.114360] setup: Reserving 214MB of memory at 5911MB for crashkernel (System RAM: 5930MB) >[ 0.114724] cpu: 4 configured CPUs, 0 standby CPUs >[ 0.114953] Write protected kernel read-only data: 25920k >[ 0.115351] Zone ranges: >[ 0.115355] DMA [mem 0x0000000000000000-0x000000007fffffff] >[ 0.115369] Normal [mem 0x0000000080000000-0x000000017fffffff] >[ 0.115382] Movable zone start for each node >[ 0.115386] Early memory node ranges >[ 0.115390] node 0: [mem 0x0000000000000000-0x000000017fffffff] >[ 0.115405] Initmem setup node 0 [mem 0x0000000000000000-0x000000017fffffff] >[ 0.497670] percpu: Embedded 31 pages/cpu s88576 r8192 d30208 u126976 >[ 0.497707] pcpu-alloc: s88576 r8192 d30208 u126976 alloc=31*4096 >[ 0.497718] pcpu-alloc: [0] 00 [0] 01 [0] 02 [0] 03 [0] 04 [0] 05 [0] 06 [0] 07 >[ 0.497766] pcpu-alloc: [0] 08 [0] 09 [0] 10 [0] 11 [0] 12 [0] 13 [0] 14 [0] 15 >[ 0.497812] pcpu-alloc: [0] 16 [0] 17 [0] 18 [0] 19 [0] 20 [0] 21 [0] 22 [0] 23 >[ 0.497859] pcpu-alloc: [0] 24 [0] 25 [0] 26 [0] 27 [0] 28 [0] 29 [0] 30 [0] 31 >[ 0.497906] pcpu-alloc: [0] 32 [0] 33 [0] 34 [0] 35 [0] 36 [0] 37 [0] 38 [0] 39 >[ 0.497954] pcpu-alloc: [0] 40 [0] 41 [0] 42 [0] 43 [0] 44 [0] 45 [0] 46 [0] 47 >[ 0.498000] pcpu-alloc: [0] 48 [0] 49 [0] 50 [0] 51 [0] 52 [0] 53 [0] 54 [0] 55 >[ 0.498044] pcpu-alloc: [0] 56 [0] 57 [0] 58 [0] 59 [0] 60 [0] 61 [0] 62 [0] 63 >[ 0.498135] Kernel command line: root=UUID=bb87da4e-9ea8-4d87-9c51-d66216e24b85 hvc_iucv=8 TERM=dumb mitigations=auto security=apparmor crashkernel=214M >[ 0.498656] random: crng init done >[ 0.498659] printk: log_buf_len individual max cpu contribution: 32768 bytes >[ 0.498663] printk: log_buf_len total cpu_extra contributions: 2064384 bytes >[ 0.498667] printk: log_buf_len min size: 131072 bytes >[ 0.500458] printk: log_buf_len: 4194304 bytes >[ 0.500462] printk: early log buf free: 128832(98%) >[ 0.501048] Dentry cache hash table entries: 1048576 (order: 11, 8388608 bytes, linear) >[ 0.501339] Inode-cache hash table entries: 524288 (order: 10, 4194304 bytes, linear) >[ 0.501406] Fallback order for Node 0: 0 >[ 0.501417] Built 1 zonelists, mobility grouping on. Total pages: 1548288 >[ 0.501423] Policy zone: Normal >[ 0.501428] mem auto-init: stack:off, heap alloc:off, heap free:off >[ 0.587359] Memory: 5875256K/6291456K available (18592K kernel code, 3104K rwdata, 7328K rodata, 6784K init, 932K bss, 412104K reserved, 4096K cma-reserved) >[ 0.588608] SLUB: HWalign=256, Order=0-3, MinObjects=0, CPUs=64, Nodes=1 >[ 0.588672] ftrace: allocating 33817 entries in 133 pages >[ 0.625423] ftrace: allocated 133 pages with 3 groups >[ 0.626440] rcu: Hierarchical RCU implementation. >[ 0.626445] rcu: RCU event tracing is enabled. >[ 0.626448] rcu: RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=64. >[ 0.626454] Rude variant of Tasks RCU enabled. >[ 0.626456] Tracing variant of Tasks RCU enabled. >[ 0.626459] rcu: RCU calculated value of scheduler-enlistment delay is 30 jiffies. >[ 0.626463] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=64 >[ 0.634378] NR_IRQS: 3, nr_irqs: 3, preallocated irqs: 3 >[ 0.634466] rcu: srcu_init: Setting srcu_struct sizes based on contention. >[ 0.634514] clocksource: tod: mask: 0xffffffffffffffff max_cycles: 0x3b0a9be803b0a9, max_idle_ns: 1805497147909793 ns >[ 0.635007] Console: colour dummy device 80x25 >[ 0.638707] printk: legacy console [ttyS0] enabled >[ 0.639757] Calibrating delay loop (skipped)... 3241.69 BogoMIPS preset >[ 0.639765] pid_max: default: 65536 minimum: 512 >[ 0.639984] LSM: initializing lsm=lockdown,capability,landlock,yama,apparmor,bpf,integrity >[ 0.640062] landlock: Up and running. >[ 0.640082] Yama: becoming mindful. >[ 0.640169] AppArmor: AppArmor initialized >[ 0.640206] LSM support for eBPF active >[ 0.640363] Mount-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) >[ 0.640406] Mountpoint-cache hash table entries: 16384 (order: 5, 131072 bytes, linear) >[ 0.641269] kcsan: enabled early >[ 0.641281] kcsan: strict mode configured >[ 0.643386] RCU Tasks Rude: Setting shift to 6 and lim to 1 rcu_task_cb_adjust=1. >[ 0.644238] RCU Tasks Trace: Setting shift to 6 and lim to 1 rcu_task_cb_adjust=1. >[ 0.645325] rcu: Hierarchical SRCU implementation. >[ 0.645682] rcu: Max phase no-delay instances is 1000. >[ 0.656095] smp: Bringing up secondary CPUs ... >[ 0.662136] smp: Brought up 1 node, 4 CPUs >[ 0.678486] devtmpfs: initialized >[ 0.686028] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 6370867519511994 ns >[ 0.686876] futex hash table entries: 16384 (order: 10, 4194304 bytes, linear) >[ 0.712014] NET: Registered PF_NETLINK/PF_ROUTE protocol family >[ 0.713757] audit: initializing netlink subsys (disabled) >[ 0.714325] audit: type=2000 audit(1708358396.596:1): state=initialized audit_enabled=0 res=1 >[ 0.729031] kcsan: selftest: 3/3 tests passed >[ 0.730495] Spectre V2 mitigation: etokens >[ 0.760481] HugeTLB: registered 1.00 MiB page size, pre-allocated 0 pages >[ 0.760720] HugeTLB: 12 KiB vmemmap can be freed for a 1.00 MiB page >[ 0.773526] iommu: Default domain type: Translated >[ 0.773682] iommu: DMA domain TLB invalidation policy: strict mode >[ 0.776657] cio: Partition identifier 0.1 >[ 0.864884] NetLabel: Initializing >[ 0.865427] NetLabel: domain hash size = 128 >[ 0.865572] NetLabel: protocols = UNLABELED CIPSOv4 CALIPSO >[ 0.867115] NetLabel: unlabeled traffic allowed by default >[ 0.870465] mctp: management component transport protocol core >[ 0.870489] NET: Registered PF_MCTP protocol family >[ 0.875460] VFS: Disk quotas dquot_6.6.0 >[ 0.876614] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes) >[ 0.881198] AppArmor: AppArmor Filesystem Enabled >[ 0.903082] NET: Registered PF_INET protocol family >[ 0.903660] IP idents hash table entries: 131072 (order: 8, 1048576 bytes, linear) >[ 0.955164] tcp_listen_portaddr_hash hash table entries: 4096 (order: 4, 65536 bytes, linear) >[ 0.958957] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear) >[ 0.959902] TCP established hash table entries: 65536 (order: 7, 524288 bytes, linear) >[ 0.992519] TCP bind hash table entries: 65536 (order: 9, 2097152 bytes, linear) >[ 1.098102] TCP: Hash tables configured (established 65536 bind 65536) >[ 1.101111] MPTCP token hash table entries: 8192 (order: 5, 196608 bytes, linear) >[ 1.107197] UDP hash table entries: 4096 (order: 5, 131072 bytes, linear) >[ 1.117194] UDP-Lite hash table entries: 4096 (order: 5, 131072 bytes, linear) >[ 1.131558] NET: Registered PF_UNIX/PF_LOCAL protocol family >[ 1.132090] NET: Registered PF_XDP protocol family >[ 1.132515] PCI: CLS 0 bytes, default 256 >[ 1.134244] Trying to unpack rootfs image as initramfs... >[ 1.139069] Key type cert_store_key registered >[ 1.155441] Initialise system trusted keyrings >[ 1.155808] Key type blacklist registered >[ 1.156767] workingset: timestamp_bits=45 max_order=21 bucket_order=0 >[ 1.156889] zbud: loaded >[ 1.161366] integrity: Platform Keyring initialized >[ 1.180052] ================================================================== >[ 1.180891] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 1.180927] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 1: >[ 1.180947] hrtimer_active+0x90/0x110 >[ 1.180966] task_tick_fair+0x52/0x3f0 >[ 1.180988] scheduler_tick+0xe6/0x460 >[ 1.181007] update_process_times+0x104/0x120 >[ 1.181024] tick_sched_handle+0x8e/0xd8 >[ 1.181044] tick_nohz_highres_handler+0x82/0x108 >[ 1.181065] __hrtimer_run_queues+0x2d2/0x4d8 >[ 1.181083] hrtimer_interrupt+0x26a/0x528 >[ 1.181101] clock_comparator_work+0x74/0x90 >[ 1.181119] do_IRQ+0x8a/0xa8 >[ 1.181137] do_irq_async+0x7e/0x108 >[ 1.181156] do_ext_irq+0xd2/0x120 >[ 1.181176] ext_int_handler+0xc4/0xf0 >[ 1.181197] __tsan_read_range+0x0/0x1a8 >[ 1.181216] delay_loop+0xa0/0xd0 >[ 1.181234] __udelay+0x36/0x48 >[ 1.181252] kcsan_setup_watchpoint+0x21a/0x568 >[ 1.181271] delay_loop+0x90/0xd0 >[ 1.181288] __udelay+0x36/0x48 >[ 1.181306] kcsan_setup_watchpoint+0x21a/0x568 >[ 1.181325] delay_loop+0x7c/0xd0 >[ 1.181343] __udelay+0x36/0x48 >[ 1.181360] kcsan_setup_watchpoint+0x21a/0x568 >[ 1.181379] delay_loop+0x7c/0xd0 >[ 1.181396] __udelay+0x36/0x48 >[ 1.181414] kcsan_setup_watchpoint+0x21a/0x568 >[ 1.181432] keccakf_round+0x300/0x8f8 >[ 1.181455] crypto_sha3_update+0x142/0x418 >[ 1.181475] crypto_shash_update+0x72/0x90 >[ 1.181497] shash_ahash_update+0xda/0x108 >[ 1.181518] crypto_ahash_update+0x6e/0xe0 >[ 1.181538] test_ahash_vec_cfg+0x556/0xf88 >[ 1.181558] __alg_test_hash.isra.0+0x2cc/0x538 >[ 1.712863] alg_test_hash+0xce/0x258 >[ 1.712886] alg_test+0x240/0xb70 >[ 1.712907] cryptomgr_test+0x4c/0x78 >[ 1.712929] kthread+0x21a/0x230 >[ 1.712954] __ret_from_fork+0x6c/0xb8 >[ 1.712978] ret_from_fork+0xa/0x30 > >[ 1.713019] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 1.713046] __hrtimer_run_queues+0x214/0x4d8 >[ 1.713073] hrtimer_interrupt+0x26a/0x528 >[ 1.713099] clock_comparator_work+0x74/0x90 >[ 1.713126] do_IRQ+0x8a/0xa8 >[ 1.713155] do_irq_async+0x7e/0x108 >[ 1.713184] do_ext_irq+0x96/0x120 >[ 1.713214] ext_int_handler+0xc4/0xf0 >[ 1.713245] psw_idle_exit+0x0/0xa >[ 1.713277] arch_cpu_idle+0x36/0x48 >[ 1.713309] default_idle_call+0x3c/0x108 >[ 1.713365] do_idle+0xda/0x170 >[ 1.713399] cpu_startup_entry+0x40/0x48 >[ 1.713457] rest_init+0x132/0x148 >[ 1.713477] arch_call_rest_init+0x2c/0x30 >[ 1.713496] start_kernel+0x980/0xde8 >[ 1.713512] startup_continue+0x36/0x40 > >[ 1.713537] Reported by Kernel Concurrency Sanitizer on: >[ 1.713552] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1.713583] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1.713599] ================================================================== >[ 3.213754] Key type asymmetric registered >[ 3.213826] Asymmetric key parser 'x509' registered >[ 15.851801] Freeing initrd memory: 18432K >[ 15.978832] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250) >[ 15.979605] io scheduler mq-deadline registered >[ 15.979691] io scheduler kyber registered >[ 15.980252] io scheduler bfq registered >[ 16.015041] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4 >[ 16.024710] mousedev: PS/2 mouse device common for all mice >[ 16.025045] cio: Channel measurement facility initialized using format extended (mode autodetected) >[ 16.028672] drop_monitor: Initializing network drop monitor service >[ 16.572893] NET: Registered PF_INET6 protocol family >[ 16.667719] Segment Routing with IPv6 >[ 16.667762] RPL Segment Routing with IPv6 >[ 16.668315] In-situ OAM (IOAM) with IPv6 >[ 16.699992] registered taskstats version 1 >[ 16.709104] Loading compiled-in X.509 certificates >[ 17.666503] Loaded X.509 cert 'Unsupported: 20a8b0cf2d570fb2c20316bf6f6d9681f4981f2c' >[ 17.731691] page_owner is disabled >[ 17.734462] Key type .fscrypt registered >[ 17.734634] Key type fscrypt-provisioning registered >[ 18.081034] Key type encrypted registered >[ 18.081175] AppArmor: AppArmor sha1 policy hashing enabled >[ 18.081418] ima: No TPM chip found, activating TPM-bypass! >[ 18.081750] Loading compiled-in module X.509 certificates >[ 18.090704] Loaded X.509 cert 'Unsupported: 20a8b0cf2d570fb2c20316bf6f6d9681f4981f2c' >[ 18.090912] ima: Allocated hash algorithm: sha256 >[ 18.091500] ima: No architecture policies found >[ 18.091701] evm: Initialising EVM extended attributes: >[ 18.091991] evm: security.selinux >[ 18.092231] evm: security.SMACK64 (disabled) >[ 18.092486] evm: security.SMACK64EXEC (disabled) >[ 18.092709] evm: security.SMACK64TRANSMUTE (disabled) >[ 18.092916] evm: security.SMACK64MMAP (disabled) >[ 18.093244] evm: security.apparmor >[ 18.093754] evm: security.ima >[ 18.093881] evm: security.capability >[ 18.094195] evm: HMAC attrs: 0x1 >[ 25.673058] clk: Disabling unused clocks >[ 25.677681] Freeing unused kernel image (initmem) memory: 6784K >[ 25.686806] Write protected read-only-after-init data: 128k >[ 25.687048] Run /init as init process >[ 25.687065] with arguments: >[ 25.687074] /init >[ 25.687080] with environment: >[ 25.687085] HOME=/ >[ 25.687204] TERM=dumb >[ 25.803673] systemd[1]: systemd 254.5+suse.21.g071ac409a0 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA -SMACK +SECCOMP +GCRYPT +GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 +PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD +BPF_FRAMEWORK -XKBCOMMON -UTMP +SYSVINIT default-hierarchy=unified) >[ 25.804249] systemd[1]: Detected virtualization zvm. >[ 25.804504] systemd[1]: Detected architecture s390x. >[ 25.804730] systemd[1]: Running in initrd. >[ 25.807322] systemd[1]: No hostname configured, using default hostname. >[ 25.808033] systemd[1]: Hostname set to <localhost>. >[ 26.385043] systemd[1]: /usr/lib/systemd/system/plymouth-start.service:15: Unit uses KillMode=none. This is unsafe, as it disables systemd's process lifecycle management for the service. Please update the service to use a safer KillMode=, such as 'mixed' or 'control-group'. Support for KillMode=none is deprecated and will eventually be removed. >[ 26.425373] systemd[1]: Queued start job for default target Initrd Default Target. >[ 26.448848] systemd[1]: Reached target Initrd /usr File System. >[ 26.449842] systemd[1]: Reached target Slice Units. >[ 26.450848] systemd[1]: Reached target Swaps. >[ 26.452152] systemd[1]: Reached target Timer Units. >[ 26.454559] systemd[1]: Listening on Journal Socket (/dev/log). >[ 26.457002] systemd[1]: Listening on Journal Socket. >[ 26.458610] systemd[1]: Listening on udev Control Socket. >[ 26.460102] systemd[1]: Listening on udev Kernel Socket. >[ 26.460790] systemd[1]: Reached target Socket Units. >[ 26.475535] systemd[1]: Starting Create List of Static Device Nodes... >[ 26.502023] systemd[1]: Starting Journal Service... >[ 26.506933] ================================================================== >[ 26.506964] BUG: KCSAN: data-race in ktime_get_real_seconds / timekeeping_advance > >[ 26.507009] write to 0x000000006f80ca08 of 280 bytes by interrupt on cpu 2: >[ 26.507035] timekeeping_advance+0x70e/0xdd8 >[ 26.507061] update_wall_time+0x30/0x60 >[ 26.507088] tick_do_update_jiffies64+0x198/0x238 >[ 26.507118] tick_sched_do_timer+0x144/0x148 >[ 26.507147] tick_nohz_highres_handler+0x6e/0x108 >[ 26.507177] __hrtimer_run_queues+0x2d2/0x4d8 >[ 26.507206] hrtimer_interrupt+0x26a/0x528 >[ 26.507235] clock_comparator_work+0x74/0x90 >[ 26.507266] do_IRQ+0x8a/0xa8 >[ 26.507299] do_irq_async+0x7e/0x108 >[ 26.507333] do_ext_irq+0xd2/0x120 >[ 26.507367] ext_int_handler+0xc4/0xf0 >[ 26.507412] delay_loop+0x90/0xd0 >[ 26.507429] __udelay+0x36/0x48 >[ 26.507447] kcsan_setup_watchpoint+0x21a/0x568 >[ 26.507468] step_into+0x48/0xd78 >[ 26.507488] walk_component+0x7e/0x2c8 >[ 26.507511] link_path_walk.part.0.constprop.0+0x406/0x678 >[ 26.507536] path_openat+0x148/0x1c88 >[ 26.507558] do_filp_open+0x13c/0x228 >[ 26.507581] do_sys_openat2+0xd4/0x110 >[ 26.507607] do_sys_open+0x7a/0xc0 >[ 26.507633] __s390x_sys_openat+0x80/0xa0 >[ 26.507661] do_syscall+0x1c6/0x210 >[ 26.507689] __do_syscall+0xc8/0xf0 >[ 26.507717] system_call+0x70/0x98 > >[ 26.507766] read to 0x000000006f80ca78 of 8 bytes by task 203 on cpu 1: >[ 26.507796] ktime_get_real_seconds+0x32/0x50 >[ 26.507828] key_validate+0x80/0xa0 >[ 26.507861] wait_for_key_construction+0x84/0xc8 >[ 26.507896] lookup_user_key+0x45c/0x970 >[ 26.507930] __do_sys_add_key+0x128/0x2a0 >[ 26.507970] __s390x_sys_add_key+0x90/0xb0 >[ 26.507989] do_syscall+0x1c6/0x210 >[ 26.508023] __do_syscall+0xc8/0xf0 >[ 26.508043] system_call+0x70/0x98 > >[ 26.508075] Reported by Kernel Concurrency Sanitizer on: >[ 26.508093] CPU: 1 PID: 203 Comm: (journald) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 26.508133] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 26.508157] ================================================================== >[ 26.515679] systemd[1]: Starting Load Kernel Modules... >[ 26.527030] systemd[1]: Starting Virtual Console Setup... >[ 26.534054] systemd[1]: Finished Create List of Static Device Nodes. >[ 26.547554] systemd[1]: Starting Create Static Device Nodes in /dev gracefully... >[ 26.630261] systemd-journald[203]: Collecting audit messages is disabled. >[ 26.666729] ================================================================== >[ 26.666766] BUG: KCSAN: data-race in capable / vtime_account_kernel > >[ 26.666810] read to 0x000000008453802c of 4 bytes by interrupt on cpu 2: >[ 26.666836] vtime_account_kernel+0x70/0x178 >[ 26.666863] do_ext_irq+0x46/0x120 >[ 26.666892] ext_int_handler+0xc4/0xf0 >[ 26.666923] __tsan_read_range+0x50/0x1a8 >[ 26.666951] delay_loop+0x7c/0xd0 >[ 26.666979] __udelay+0x36/0x48 >[ 26.667007] kcsan_setup_watchpoint+0x21a/0x568 >[ 26.667038] delay_loop+0x7c/0xd0 >[ 26.667067] __udelay+0x36/0x48 >[ 26.667096] kcsan_setup_watchpoint+0x21a/0x568 >[ 26.667128] capable+0xb6/0xf8 >[ 26.667158] vt_ioctl+0x84/0x18f0 >[ 26.667193] tty_ioctl+0x670/0xd28 >[ 26.667227] __s390x_sys_ioctl+0x108/0x150 >[ 26.667278] do_syscall+0x1c6/0x210 >[ 26.667297] __do_syscall+0xc8/0xf0 >[ 26.667330] system_call+0x70/0x98 > >[ 26.667366] write to 0x000000008453802c of 4 bytes by task 214 on cpu 2: >[ 26.667390] capable+0xb6/0xf8 >[ 26.667412] vt_ioctl+0x84/0x18f0 >[ 26.667437] tty_ioctl+0x670/0xd28 >[ 26.667462] __s390x_sys_ioctl+0x108/0x150 >[ 26.667488] do_syscall+0x1c6/0x210 >[ 26.667513] __do_syscall+0xc8/0xf0 >[ 26.667541] system_call+0x70/0x98 > >[ 26.667585] Reported by Kernel Concurrency Sanitizer on: >[ 26.667611] CPU: 2 PID: 214 Comm: loadkeys Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 26.667657] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 26.667684] ================================================================== >[ 26.707196] systemd[1]: Started Journal Service. >[ 31.483418] raid6: vx128x8 gen() 1252 MB/s >[ 31.483458] raid6: using algorithm vx128x8 gen() 1252 MB/s >[ 31.540203] raid6: .... xor() 1311 MB/s, rmw enabled >[ 31.540448] raid6: using s390xc recovery algorithm >[ 31.570257] xor: automatically using best checksumming function xc >[ 31.616809] alg: No test for crc32be (crc32be-vx) >[ 35.846875] ================================================================== >[ 35.846925] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 35.846966] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 2: >[ 35.846991] hrtimer_active+0x90/0x110 >[ 35.847016] task_tick_fair+0x52/0x3f0 >[ 35.847045] scheduler_tick+0xe6/0x460 >[ 35.847073] update_process_times+0x104/0x120 >[ 35.847099] tick_sched_handle+0x8e/0xd8 >[ 35.847129] tick_nohz_highres_handler+0x82/0x108 >[ 35.847160] __hrtimer_run_queues+0x2d2/0x4d8 >[ 35.847189] hrtimer_interrupt+0x26a/0x528 >[ 35.847220] clock_comparator_work+0x74/0x90 >[ 35.847252] do_IRQ+0x8a/0xa8 >[ 35.847285] do_irq_async+0x7e/0x108 >[ 35.847318] do_ext_irq+0xd2/0x120 >[ 35.847353] ext_int_handler+0xc4/0xf0 >[ 35.847389] kcsan_setup_watchpoint+0x394/0x568 >[ 35.847425] kcsan_setup_watchpoint+0x21a/0x568 >[ 35.847536] sha256_transform_blocks+0xa1a/0xf08 >[ 35.847570] lib_sha256_base_do_update.constprop.0.isra.0+0x118/0x1b0 >[ 35.847599] sha256_update+0x44/0x58 >[ 35.847624] crypto_sha256_finup+0x4c/0xc8 >[ 35.847653] shash_default_digest+0x9c/0xd0 >[ 35.847683] crypto_shash_digest+0x8c/0xb0 >[ 35.847708] pkcs7_digest+0x180/0x3c8 >[ 35.847732] pkcs7_verify+0xac/0xba0 >[ 35.847756] verify_pkcs7_message_sig+0x84/0x1c0 >[ 35.847787] verify_pkcs7_signature+0x8a/0xb0 >[ 35.847818] mod_verify_sig+0xe4/0x128 >[ 35.847847] module_sig_check+0xe8/0x158 >[ 35.847876] load_module+0x4e/0x4180 >[ 35.847905] __do_sys_init_module+0x2c6/0x2f8 >[ 35.847935] __s390x_sys_init_module+0x68/0x88 >[ 35.847967] do_syscall+0x1c6/0x210 >[ 35.847999] __do_syscall+0xc8/0xf0 >[ 35.848033] system_call+0x70/0x98 > >[ 35.848091] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 35.848138] __hrtimer_run_queues+0x1b2/0x4d8 >[ 35.848167] hrtimer_interrupt+0x26a/0x528 >[ 35.848187] clock_comparator_work+0x74/0x90 >[ 35.848209] do_IRQ+0x8a/0xa8 >[ 35.848231] do_irq_async+0x7e/0x108 >[ 35.848256] do_ext_irq+0x96/0x120 >[ 35.848281] ext_int_handler+0xc4/0xf0 >[ 35.848307] psw_idle_exit+0x0/0xa >[ 35.848333] arch_cpu_idle+0x36/0x48 >[ 35.848361] default_idle_call+0x3c/0x108 >[ 35.848391] do_idle+0xda/0x170 >[ 35.848418] cpu_startup_entry+0x40/0x48 >[ 35.848446] rest_init+0x132/0x148 >[ 35.848476] arch_call_rest_init+0x2c/0x30 >[ 35.848507] start_kernel+0x980/0xde8 >[ 35.848534] startup_continue+0x36/0x40 > >[ 35.848585] Reported by Kernel Concurrency Sanitizer on: >[ 35.848614] CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 35.848678] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 35.848699] ================================================================== >[ 37.345110] Btrfs loaded, assert=on, zoned=yes, fsverity=yes >[ 38.397142] ================================================================== >[ 38.397185] BUG: KCSAN: data-race in inode_permission / kernfs_refresh_inode > >[ 38.397224] write to 0x00000000806f9e00 of 2 bytes by task 401 on cpu 3: >[ 38.397247] kernfs_refresh_inode+0x56/0x1b8 >[ 38.397270] kernfs_iop_permission+0x88/0xc8 >[ 38.397300] inode_permission+0x1a0/0x2d0 >[ 38.397328] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 38.397362] path_lookupat+0x6c/0x360 >[ 38.397394] filename_lookup+0x156/0x2d8 >[ 38.397423] user_path_at_empty+0x66/0x90 >[ 38.397456] do_readlinkat+0x7c/0x1c0 >[ 38.397491] __s390x_sys_readlinkat+0x7c/0x98 >[ 38.397527] do_syscall+0x1c6/0x210 >[ 38.397565] __do_syscall+0xc8/0xf0 >[ 38.397602] system_call+0x70/0x98 > >[ 38.397667] read to 0x00000000806f9e00 of 2 bytes by task 397 on cpu 1: >[ 38.397724] inode_permission+0xa0/0x2d0 >[ 38.397743] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 38.397765] path_openat+0x148/0x1c88 >[ 38.397785] do_filp_open+0x13c/0x228 >[ 38.397808] do_sys_openat2+0xd4/0x110 >[ 38.397831] do_sys_open+0x7a/0xc0 >[ 38.397851] __s390x_sys_openat+0x80/0xa0 >[ 38.397871] do_syscall+0x1c6/0x210 >[ 38.397890] __do_syscall+0xc8/0xf0 >[ 38.397910] system_call+0x70/0x98 > >[ 38.397939] Reported by Kernel Concurrency Sanitizer on: >[ 38.397954] CPU: 1 PID: 397 Comm: udevadm Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 38.397988] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 38.398005] ================================================================== >[ 38.436096] ================================================================== >[ 38.436134] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 38.436192] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 406 on cpu 2: >[ 38.436218] arch_vcpu_is_preempted+0x4a/0xe0 >[ 38.436241] rwsem_spin_on_owner+0x84/0x178 >[ 38.436267] rwsem_down_write_slowpath+0xfc/0xd60 >[ 38.436295] down_write+0xd8/0xf0 >[ 38.436322] filename_create+0x102/0x280 >[ 38.436348] do_symlinkat+0x64/0x1d0 >[ 38.436376] __s390x_sys_symlinkat+0x94/0xb0 >[ 38.436409] do_syscall+0x1c6/0x210 >[ 38.436437] __do_syscall+0xc8/0xf0 >[ 38.436467] system_call+0x70/0x98 > >[ 38.436518] value changed: 0x000000000000000c -> 0x0000000000000004 > >[ 38.436567] Reported by Kernel Concurrency Sanitizer on: >[ 38.436592] CPU: 2 PID: 406 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 38.437181] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 38.437200] ================================================================== >[ 38.471703] ================================================================== >[ 38.471738] BUG: KCSAN: data-race in kernfs_refresh_inode / link_path_walk.part.0.constprop.0 > >[ 38.471789] write to 0x00000000806f9e00 of 2 bytes by task 395 on cpu 1: >[ 38.471819] kernfs_refresh_inode+0x56/0x1b8 >[ 38.471848] kernfs_iop_getattr+0xa4/0xe0 >[ 38.471876] vfs_getattr_nosec+0x15a/0x1d8 >[ 38.471906] vfs_fstat+0x74/0xc0 >[ 38.471935] __do_sys_newfstat+0x3a/0x80 >[ 38.471968] __s390x_sys_newfstat+0x54/0x70 >[ 38.472002] do_syscall+0x1c6/0x210 >[ 38.472034] __do_syscall+0xc8/0xf0 >[ 38.472069] system_call+0x70/0x98 > >[ 38.472127] read to 0x00000000806f9e00 of 2 bytes by task 415 on cpu 0: >[ 38.472182] link_path_walk.part.0.constprop.0+0x60c/0x678 >[ 38.472216] path_lookupat+0x6c/0x360 >[ 38.472235] path_openat+0x1482/0x1c88 >[ 38.472255] do_filp_open+0x13c/0x228 >[ 38.472276] do_sys_openat2+0xd4/0x110 >[ 38.472299] do_sys_open+0x7a/0xc0 >[ 38.472322] __s390x_sys_openat+0x80/0xa0 >[ 38.472346] do_syscall+0x1c6/0x210 >[ 38.472370] __do_syscall+0xc8/0xf0 >[ 38.472400] system_call+0x70/0x98 > >[ 38.472448] Reported by Kernel Concurrency Sanitizer on: >[ 38.472471] CPU: 0 PID: 415 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 38.472517] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 38.472546] ================================================================== >[ 40.538202] qeth: loading core functions >[ 40.724868] dasd-eckd 0.0.0160: A channel path to the device has become operational >[ 40.725175] ================================================================== >[ 40.725335] BUG: KCSAN: data-race in d_alloc_parallel / d_alloc_parallel > >[ 40.725383] read-write (marked) to 0x000000006f82ff10 of 8 bytes by task 401 on cpu 2: >[ 40.725415] d_alloc_parallel+0x168/0x738 >[ 40.725443] __lookup_slow+0x9e/0x1c8 >[ 40.725472] walk_component+0x1ee/0x2c8 >[ 40.725501] link_path_walk.part.0.constprop.0+0x406/0x678 >[ 40.725535] path_openat+0x148/0x1c88 >[ 40.725565] do_filp_open+0x13c/0x228 >[ 40.725598] do_sys_openat2+0xd4/0x110 >[ 40.725635] do_sys_open+0x7a/0xc0 >[ 40.725671] __s390x_sys_openat+0x80/0xa0 >[ 40.725715] do_syscall+0x1c6/0x210 >[ 40.725743] __do_syscall+0xc8/0xf0 >[ 40.725767] system_call+0x70/0x98 > >[ 40.725806] read to 0x000000006f82ff10 of 8 bytes by task 404 on cpu 1: >[ 40.725830] d_alloc_parallel+0x3e8/0x738 >[ 40.725854] __lookup_slow+0x9e/0x1c8 >[ 40.725875] walk_component+0x1ee/0x2c8 >[ 40.725897] link_path_walk.part.0.constprop.0+0x406/0x678 >[ 40.725925] path_openat+0x148/0x1c88 >[ 40.725950] do_filp_open+0x13c/0x228 >[ 40.725974] do_sys_openat2+0xd4/0x110 >[ 40.726002] do_sys_open+0x7a/0xc0 >[ 40.726030] __s390x_sys_openat+0x80/0xa0 >[ 40.726061] do_syscall+0x1c6/0x210 >[ 40.726091] __do_syscall+0xc8/0xf0 >[ 40.726121] system_call+0x70/0x98 > >[ 40.726175] Reported by Kernel Concurrency Sanitizer on: >[ 40.726204] CPU: 1 PID: 404 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 40.726260] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 40.726279] ================================================================== >[ 40.728870] dasd-eckd 0.0.0160: A channel path to the device has become operational >[ 40.731979] dasd-eckd 0.0.0160: New DASD 3390/0C (CU 3990/01) with 30000 cylinders, 15 heads, 224 sectors >[ 40.737443] ================================================================== >[ 40.737480] BUG: KCSAN: data-race in set_nlink / set_nlink > >[ 40.737539] read to 0x00000000806f9e48 of 4 bytes by task 203 on cpu 2: >[ 40.737571] set_nlink+0x3c/0x120 >[ 40.737603] kernfs_refresh_inode+0x1a6/0x1b8 >[ 40.737641] kernfs_iop_permission+0x88/0xc8 >[ 40.737676] inode_permission+0x1a0/0x2d0 >[ 40.737711] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 40.737746] path_lookupat+0x6c/0x360 >[ 40.737779] filename_lookup+0x156/0x2d8 >[ 40.737815] user_path_at_empty+0x66/0x90 >[ 40.737857] do_faccessat+0x19c/0x460 >[ 40.737881] __s390x_sys_access+0x5c/0x78 >[ 40.737902] do_syscall+0x1c6/0x210 >[ 40.737923] __do_syscall+0xc8/0xf0 >[ 40.737945] system_call+0x70/0x98 > >[ 40.737976] write to 0x00000000806f9e48 of 4 bytes by task 426 on cpu 3: >[ 40.737999] set_nlink+0x6e/0x120 >[ 40.738017] kernfs_refresh_inode+0x1a6/0x1b8 >[ 40.738038] kernfs_iop_permission+0x88/0xc8 >[ 40.738058] inode_permission+0x1a0/0x2d0 >[ 40.738077] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 40.738099] path_lookupat+0x6c/0x360 >[ 40.738119] filename_lookup+0x156/0x2d8 >[ 40.738140] vfs_statx+0x96/0x228 >[ 40.738158] vfs_fstatat+0x98/0x120 >[ 40.738177] __do_sys_newfstatat+0x4a/0x78 >[ 40.738200] __s390x_sys_newfstatat+0x7c/0x98 >[ 40.738221] do_syscall+0x1c6/0x210 >[ 40.738240] __do_syscall+0xc8/0xf0 >[ 40.738262] system_call+0x70/0x98 > >[ 40.738290] Reported by Kernel Concurrency Sanitizer on: >[ 40.738304] CPU: 3 PID: 426 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 40.738339] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 40.738354] ================================================================== >[ 40.771998] dasd-eckd 0.0.0160: DASD with 4 KB/block, 21600000 KB total size, 48 KB/track, compatible disk layout >[ 40.807295] dasda:VOL1/ 0X0160: dasda1 dasda2 dasda3 >[ 40.843602] dasd-eckd 0.0.0170: A channel path to the device has become operational >[ 40.845516] dasd-eckd 0.0.0170: A channel path to the device has become operational >[ 40.878585] dasd-eckd 0.0.0170: New DASD 3390/0C (CU 3990/01) with 60102 cylinders, 15 heads, 224 sectors >[ 40.915676] dasd-eckd 0.0.0170: DASD with 4 KB/block, 43273440 KB total size, 48 KB/track, compatible disk layout >[ 40.933547] dasdb:VOL1/ 0X0170: dasdb1 >[ 40.946351] dasd-eckd 0.0.0180: A channel path to the device has become operational >[ 40.949693] dasd-eckd 0.0.0180: A channel path to the device has become operational >[ 40.985218] dasd-eckd 0.0.0180: New DASD 3390/0C (CU 3990/01) with 60102 cylinders, 15 heads, 224 sectors >[ 41.046744] dasd-eckd 0.0.0180: DASD with 4 KB/block, 43273440 KB total size, 48 KB/track, compatible disk layout >[ 41.051962] ================================================================== >[ 41.051995] BUG: KCSAN: data-race in capable / vtime_account_kernel > >[ 41.052048] read to 0x000000008717c42c of 4 bytes by interrupt on cpu 1: >[ 41.052083] vtime_account_kernel+0x70/0x178 >[ 41.052112] do_io_irq+0x46/0x120 >[ 41.052144] io_int_handler+0xc4/0xf0 >[ 41.052179] delay_loop+0x6a/0xd0 >[ 41.052210] delay_loop+0xa0/0xd0 >[ 41.052242] __udelay+0x36/0x48 >[ 41.052272] kcsan_setup_watchpoint+0x21a/0x568 >[ 41.052303] delay_loop+0x90/0xd0 >[ 41.052334] __udelay+0x36/0x48 >[ 41.052363] kcsan_setup_watchpoint+0x21a/0x568 >[ 41.052399] capable+0xb6/0xf8 >[ 41.052441] vt_ioctl+0x84/0x18f0 >[ 41.052482] tty_ioctl+0x670/0xd28 >[ 41.052522] __s390x_sys_ioctl+0x108/0x150 >[ 41.052543] do_syscall+0x1c6/0x210 >[ 41.052563] __do_syscall+0xc8/0xf0 >[ 41.052584] system_call+0x70/0x98 > >[ 41.052619] write to 0x000000008717c42c of 4 bytes by task 468 on cpu 1: >[ 41.052642] capable+0xb6/0xf8 >[ 41.052664] vt_ioctl+0x84/0x18f0 >[ 41.052689] tty_ioctl+0x670/0xd28 >[ 41.052712] __s390x_sys_ioctl+0x108/0x150 >[ 41.052735] do_syscall+0x1c6/0x210 >[ 41.052757] __do_syscall+0xc8/0xf0 >[ 41.052778] system_call+0x70/0x98 > >[ 41.052806] Reported by Kernel Concurrency Sanitizer on: >[ 41.052823] CPU: 1 PID: 468 Comm: loadkeys Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 41.052857] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 41.052872] ================================================================== >[ 41.066737] dasdc:VOL1/ 0X0180: dasdc1 >[ 41.213920] ================================================================== >[ 41.213963] BUG: KCSAN: data-race in atime_needs_update / inode_update_timestamps > >[ 41.214007] read to 0x00000000806e1960 of 8 bytes by task 493 on cpu 2: >[ 41.214031] atime_needs_update+0x28c/0x298 >[ 41.214056] step_into+0x8c8/0xd78 >[ 41.214079] walk_component+0x7e/0x2c8 >[ 41.214104] link_path_walk.part.0.constprop.0+0x406/0x678 >[ 41.214133] path_openat+0x148/0x1c88 >[ 41.214159] do_filp_open+0x13c/0x228 >[ 41.214185] do_sys_openat2+0xd4/0x110 >[ 41.214214] do_sys_open+0x7a/0xc0 >[ 41.214245] __s390x_sys_openat+0x80/0xa0 >[ 41.214276] do_syscall+0x1c6/0x210 >[ 41.214307] __do_syscall+0xc8/0xf0 >[ 41.214340] system_call+0x70/0x98 > >[ 41.214398] write to 0x00000000806e1960 of 8 bytes by task 495 on cpu 0: >[ 41.214431] inode_update_timestamps+0x1ba/0x268 >[ 41.216690] generic_update_time+0x3c/0xa8 >[ 41.216714] touch_atime+0x19c/0x1e0 >[ 41.216734] step_into+0x8e8/0xd78 >[ 41.216753] walk_component+0x7e/0x2c8 >[ 41.216772] link_path_walk.part.0.constprop.0+0x406/0x678 >[ 41.216794] path_openat+0x148/0x1c88 >[ 41.216813] do_filp_open+0x13c/0x228 >[ 41.216872] do_sys_openat2+0xd4/0x110 >[ 41.216898] do_sys_open+0x7a/0xc0 >[ 41.216923] __s390x_sys_openat+0x80/0xa0 >[ 41.216949] do_syscall+0x1c6/0x210 >[ 41.216975] __do_syscall+0xc8/0xf0 >[ 41.217003] system_call+0x70/0x98 > >[ 41.217051] value changed: 0x00000000048d2a60 -> 0x0000000005be575e > >[ 41.217104] Reported by Kernel Concurrency Sanitizer on: >[ 41.217135] CPU: 0 PID: 495 Comm: dracut-getarg Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 41.217185] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 41.217453] ================================================================== >[ 41.493477] ================================================================== >[ 41.493520] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 41.493563] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 41.493587] rcu_report_qs_rdp+0x144/0x228 >[ 41.493611] rcu_core+0x860/0xe00 >[ 41.493635] rcu_core_si+0x30/0x48 >[ 41.493659] __do_softirq+0x14c/0x410 >[ 41.493687] irq_exit_rcu+0xae/0xc8 >[ 41.493710] do_ext_irq+0xd8/0x120 >[ 41.493736] ext_int_handler+0xc4/0xf0 >[ 41.493763] __tsan_read_range+0x0/0x1a8 >[ 41.493790] delay_loop+0x7c/0xd0 >[ 41.493818] __udelay+0x36/0x48 >[ 41.493846] kcsan_setup_watchpoint+0x21a/0x568 >[ 41.493876] rcu_all_qs+0x4e/0x1b0 >[ 41.493906] __cond_resched+0x2c/0x78 >[ 41.493936] __kmem_cache_alloc_node+0x4be/0x530 >[ 41.493972] __kmalloc_node_track_caller+0x60/0x1e8 >[ 41.494046] kstrdup+0x6a/0xa0 >[ 41.494073] mod_sysfs_setup+0x6de/0xd00 >[ 41.494094] load_module+0x3d5e/0x4180 >[ 41.494113] __do_sys_init_module+0x2c6/0x2f8 >[ 41.494134] __s390x_sys_init_module+0x68/0x88 >[ 41.494156] do_syscall+0x1c6/0x210 >[ 41.494178] __do_syscall+0xc8/0xf0 >[ 41.494201] system_call+0x70/0x98 > >[ 41.494243] read to 0x0000000170c54c15 of 1 bytes by task 401 on cpu 0: >[ 41.494270] rcu_all_qs+0x4e/0x1b0 >[ 41.494298] __cond_resched+0x2c/0x78 >[ 41.494328] __kmem_cache_alloc_node+0x4be/0x530 >[ 41.494361] __kmalloc_node_track_caller+0x60/0x1e8 >[ 41.494395] kstrdup+0x6a/0xa0 >[ 41.494424] mod_sysfs_setup+0x6de/0xd00 >[ 41.494455] load_module+0x3d5e/0x4180 >[ 41.494486] __do_sys_init_module+0x2c6/0x2f8 >[ 41.494519] __s390x_sys_init_module+0x68/0x88 >[ 41.494555] do_syscall+0x1c6/0x210 >[ 41.494600] __do_syscall+0xc8/0xf0 >[ 41.494623] system_call+0x70/0x98 > >[ 41.494660] Reported by Kernel Concurrency Sanitizer on: >[ 41.494678] CPU: 0 PID: 401 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 41.494716] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 41.494736] ================================================================== >[ 42.300974] EXT4-fs (dasda1): mounting ext2 file system using the ext4 subsystem >[ 42.307776] EXT4-fs (dasda1): mounted filesystem af3b3bfb-f2f7-4af7-8cd4-c58be91905b5 ro without journal. Quota mode: none. >[ 42.460033] EXT4-fs (dasda1): unmounting filesystem af3b3bfb-f2f7-4af7-8cd4-c58be91905b5. >[ 42.777302] BTRFS: device fsid bb87da4e-9ea8-4d87-9c51-d66216e24b85 devid 1 transid 42208 /dev/dasda2 scanned by mount (562) >[ 42.780465] BTRFS info (device dasda2): first mount of filesystem bb87da4e-9ea8-4d87-9c51-d66216e24b85 >[ 42.781017] BTRFS info (device dasda2): using crc32c (crc32c-vx) checksum algorithm >[ 42.781746] BTRFS info (device dasda2): using free space tree >[ 42.846185] BTRFS info (device dasda2): enabling ssd optimizations >[ 43.013756] ================================================================== >[ 43.013797] BUG: KCSAN: data-race in do_epoll_ctl / ep_poll_callback > >[ 43.013837] write to 0x00000000868302e8 of 4 bytes by task 1 on cpu 1: >[ 43.013860] do_epoll_ctl+0xb7a/0x1510 >[ 43.013883] __s390x_sys_epoll_ctl+0xb8/0x110 >[ 43.013908] do_syscall+0x1c6/0x210 >[ 43.013932] __do_syscall+0xc8/0xf0 >[ 43.013957] system_call+0x70/0x98 > >[ 43.014000] read to 0x00000000868302e8 of 4 bytes by task 581 on cpu 0: >[ 43.014026] ep_poll_callback+0x1ba/0x528 >[ 43.014054] __wake_up_common+0xa0/0xc8 >[ 43.014084] __wake_up_common_lock+0x5e/0xa0 >[ 43.014111] __wake_up+0x2a/0x38 >[ 43.014136] sock_def_wakeup+0x7c/0x90 >[ 43.014165] unix_release_sock+0x6ee/0x858 >[ 43.014194] unix_release+0x7e/0xa8 >[ 43.014223] __sock_release+0x82/0x160 >[ 43.014303] sock_close+0x3a/0x50 >[ 43.014327] __fput+0x12a/0x4f0 >[ 43.014344] __fput_sync+0x78/0x90 >[ 43.014364] __s390x_sys_close+0x82/0xc8 >[ 43.014387] do_syscall+0x1c6/0x210 >[ 43.014409] __do_syscall+0xc8/0xf0 >[ 43.014432] system_call+0x70/0x98 > >[ 43.014470] value changed: 0x00000019 -> 0x00000018 > >[ 43.014504] Reported by Kernel Concurrency Sanitizer on: >[ 43.014525] CPU: 0 PID: 581 Comm: systemctl Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 43.014565] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 43.014589] ================================================================== >[ 43.536755] ================================================================== >[ 43.536794] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 43.536852] race at unknown origin, with read to 0x0000000000422288 of 8 bytes by task 603 on cpu 0: >[ 43.536889] arch_vcpu_is_preempted+0x4a/0xe0 >[ 43.536923] mutex_spin_on_owner+0xb4/0x170 >[ 43.536961] __mutex_lock.constprop.0+0xb60/0xfc8 >[ 43.536996] __mutex_lock_slowpath+0x38/0x50 >[ 43.537029] mutex_lock+0xb4/0xc8 >[ 43.537265] cgroup_kn_lock_live+0x9a/0x1d0 >[ 43.537294] __cgroup_procs_write+0x5c/0x270 >[ 43.537316] cgroup_procs_write+0x44/0x68 >[ 43.537338] cgroup_file_write+0x132/0x2a8 >[ 43.537363] kernfs_fop_write_iter+0x200/0x2d0 >[ 43.537389] vfs_write+0x33c/0x588 >[ 43.537411] ksys_write+0xa2/0x150 >[ 43.537434] __s390x_sys_write+0x68/0x88 >[ 43.537458] do_syscall+0x1c6/0x210 >[ 43.537484] __do_syscall+0xc8/0xf0 >[ 43.537511] system_call+0x70/0x98 > >[ 43.537558] value changed: 0x0000000000000008 -> 0x000000000000000c > >[ 43.537623] Reported by Kernel Concurrency Sanitizer on: >[ 43.537652] CPU: 0 PID: 603 Comm: (udevadm) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 43.537703] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 43.537735] ================================================================== >[ 43.871874] systemd-journald[203]: Received SIGTERM from PID 1 (systemd). >[ 44.596499] systemd[1]: systemd 254.5+suse.21.g071ac409a0 running in system mode (+PAM +AUDIT +SELINUX +APPARMOR +IMA -SMACK +SECCOMP +GCRYPT +GNUTLS +OPENSSL +ACL +BLKID +CURL +ELFUTILS +FIDO2 +IDN2 -IDN +IPTC +KMOD +LIBCRYPTSETUP +LIBFDISK +PCRE2 +PWQUALITY +P11KIT +QRENCODE +TPM2 +BZIP2 +LZ4 +XZ +ZLIB +ZSTD +BPF_FRAMEWORK -XKBCOMMON -UTMP +SYSVINIT default-hierarchy=unified) >[ 44.597379] systemd[1]: Detected virtualization zvm. >[ 44.597474] systemd[1]: Detected architecture s390x. >[ 46.796789] ================================================================== >[ 46.796833] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 46.796875] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 46.796898] rcu_report_qs_rdp+0x144/0x228 >[ 46.796922] rcu_core+0x860/0xe00 >[ 46.796944] rcu_core_si+0x30/0x48 >[ 46.796968] __do_softirq+0x14c/0x410 >[ 46.796995] irq_exit_rcu+0xae/0xc8 >[ 46.797019] do_ext_irq+0xd8/0x120 >[ 46.797045] ext_int_handler+0xc4/0xf0 >[ 46.797072] __tsan_read8+0xd8/0x1a0 >[ 46.797098] delay_loop+0xa0/0xd0 >[ 46.797125] __udelay+0x36/0x48 >[ 46.797152] kcsan_setup_watchpoint+0x21a/0x568 >[ 46.797182] rcu_all_qs+0x4e/0x1b0 >[ 46.797212] __cond_resched+0x2c/0x78 >[ 46.797242] clear_huge_page+0xca/0x238 >[ 46.797275] do_huge_pmd_anonymous_page+0x41c/0xb60 >[ 46.797324] __handle_mm_fault+0x178a/0x23b0 >[ 46.797342] handle_mm_fault+0x278/0x458 >[ 46.797359] do_exception+0x31a/0x930 >[ 46.797377] do_dat_exception+0x38/0x50 >[ 46.797394] __do_pgm_check+0xf4/0x188 >[ 46.797412] pgm_check_handler+0x116/0x168 > >[ 46.797440] read to 0x0000000170c92c15 of 1 bytes by task 1 on cpu 2: >[ 46.797457] rcu_all_qs+0x4e/0x1b0 >[ 46.797475] __cond_resched+0x2c/0x78 >[ 46.797490] clear_huge_page+0xca/0x238 >[ 46.797507] do_huge_pmd_anonymous_page+0x41c/0xb60 >[ 46.797524] __handle_mm_fault+0x178a/0x23b0 >[ 46.797541] handle_mm_fault+0x278/0x458 >[ 46.797582] do_exception+0x31a/0x930 >[ 46.797598] do_dat_exception+0x38/0x50 >[ 46.797653] __do_pgm_check+0xf4/0x188 >[ 46.797682] pgm_check_handler+0x116/0x168 > >[ 46.797735] Reported by Kernel Concurrency Sanitizer on: >[ 46.797768] CPU: 2 PID: 1 Comm: systemd Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 46.797797] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 46.797810] ================================================================== >[ 46.910374] systemd[1]: bpf-lsm: LSM BPF program attached >[ 47.537923] systemd[1]: /usr/lib/systemd/system/plymouth-start.service:15: Unit uses KillMode=none. This is unsafe, as it disables systemd's process lifecycle management for the service. Please update the service to use a safer KillMode=, such as 'mixed' or 'control-group'. Support for KillMode=none is deprecated and will eventually be removed. >[ 47.930060] systemd[1]: initrd-switch-root.service: Deactivated successfully. >[ 47.950814] systemd[1]: Stopped Switch Root. >[ 47.959853] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1. >[ 47.963190] systemd[1]: Created slice Slice /system/getty. >[ 47.966303] systemd[1]: Created slice Slice /system/modprobe. >[ 47.970725] systemd[1]: Created slice Slice /system/serial-getty. >[ 47.974697] systemd[1]: Created slice Slice /system/systemd-fsck. >[ 47.978326] systemd[1]: Created slice User and Session Slice. >[ 47.979527] systemd[1]: Set up automount Arbitrary Executable File Formats File System Automount Point. >[ 47.982523] systemd[1]: Stopped target Switch Root. >[ 47.983174] systemd[1]: Stopped target Initrd File Systems. >[ 47.983804] systemd[1]: Stopped target Initrd Root File System. >[ 47.984895] systemd[1]: Reached target Local Integrity Protected Volumes. >[ 47.986116] systemd[1]: Reached target Slice Units. >[ 47.987315] systemd[1]: Reached target System Time Set. >[ 47.988039] systemd[1]: Reached target Local Verity Protected Volumes. >[ 47.990475] systemd[1]: Listening on Device-mapper event daemon FIFOs. >[ 47.998484] systemd[1]: Listening on Syslog Socket. >[ 48.005339] systemd[1]: Listening on Process Core Dump Socket. >[ 48.013495] systemd[1]: Listening on udev Control Socket. >[ 48.014925] systemd[1]: Listening on udev Kernel Socket. >[ 48.057502] systemd[1]: Mounting Huge Pages File System... >[ 48.064935] systemd[1]: Mounting POSIX Message Queue File System... >[ 48.075630] systemd[1]: Mounting Kernel Debug File System... >[ 48.085988] systemd[1]: Mounting Kernel Trace File System... >[ 48.097017] systemd[1]: Starting Create List of Static Device Nodes... >[ 48.107649] systemd[1]: Starting Load Kernel Module configfs... >[ 48.118910] systemd[1]: Starting Load Kernel Module drm... >[ 48.128283] systemd[1]: Starting Load Kernel Module efi_pstore... >[ 48.138534] systemd[1]: Starting Load Kernel Module fuse... >[ 48.140400] systemd[1]: plymouth-start.service: Deactivated successfully. >[ 48.140869] systemd[1]: plymouth-start.service: Unit process 425 (plymouthd) remains running after unit stopped. >[ 48.249244] fuse: init (API version 7.39) >[ 48.250837] systemd[1]: Stopped Show Plymouth Boot Screen. >[ 48.252998] systemd[1]: Dispatch Password Requests to Console Directory Watch was skipped because of an unmet condition check (ConditionPathExists=!/run/plymouth/pid). >[ 48.253234] systemd[1]: Reached target Local Encrypted Volumes. >[ 48.254336] systemd[1]: plymouth-switch-root.service: Deactivated successfully. >[ 48.433640] systemd[1]: Stopped Plymouth switch root service. >[ 48.434621] systemd[1]: systemd-fsck-root.service: Deactivated successfully. >[ 48.487100] systemd[1]: Stopped File System Check on Root Device. >[ 48.531723] systemd[1]: Starting Journal Service... >[ 48.543171] systemd[1]: Starting Load Kernel Modules... >[ 48.551895] systemd[1]: Starting Remount Root and Kernel File Systems... >[ 48.563975] systemd[1]: Starting Coldplug All udev Devices... >[ 48.592056] systemd[1]: Mounted Huge Pages File System. >[ 48.601272] systemd[1]: Mounted POSIX Message Queue File System. >[ 48.609113] systemd[1]: Mounted Kernel Debug File System. >[ 48.613239] systemd[1]: Mounted Kernel Trace File System. >[ 48.666630] systemd-journald[633]: Collecting audit messages is disabled. >[ 48.777562] systemd[1]: Finished Create List of Static Device Nodes. >[ 48.785168] systemd[1]: Started Journal Service. >[ 50.003399] ================================================================== >[ 50.003497] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 50.003542] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 50.003567] rcu_report_qs_rdp+0x144/0x228 >[ 50.003592] rcu_core+0x860/0xe00 >[ 50.003616] rcu_core_si+0x30/0x48 >[ 50.003640] __do_softirq+0x14c/0x410 >[ 50.003669] irq_exit_rcu+0xae/0xc8 >[ 50.003692] do_ext_irq+0xd8/0x120 >[ 50.003719] ext_int_handler+0xc4/0xf0 >[ 50.003747] delay_loop+0x6a/0xd0 >[ 50.003775] delay_loop+0xa0/0xd0 >[ 50.003804] __udelay+0x36/0x48 >[ 50.003834] kcsan_setup_watchpoint+0x21a/0x568 >[ 50.003865] rcu_all_qs+0x4e/0x1b0 >[ 50.003896] __cond_resched+0x2c/0x78 >[ 50.003928] down_write+0x30/0xf0 >[ 50.003960] unlink_anon_vmas+0x14e/0x3b8 >[ 50.003996] free_pgtables+0x272/0x308 >[ 50.004045] exit_mmap+0x1fa/0x580 >[ 50.004063] __mmput+0x9e/0x228 >[ 50.004081] mmput+0x7e/0x90 >[ 50.004098] do_exit+0x596/0x1390 >[ 50.004119] do_group_exit+0x7a/0x140 >[ 50.004141] __s390x_sys_exit_group+0x46/0x48 >[ 50.004163] do_syscall+0x1c6/0x210 >[ 50.004185] __do_syscall+0xc8/0xf0 >[ 50.004207] system_call+0x70/0x98 > >[ 50.004251] read to 0x0000000170c54c15 of 1 bytes by task 659 on cpu 0: >[ 50.004276] rcu_all_qs+0x4e/0x1b0 >[ 50.004303] __cond_resched+0x2c/0x78 >[ 50.004329] down_write+0x30/0xf0 >[ 50.004354] unlink_anon_vmas+0x14e/0x3b8 >[ 50.004382] free_pgtables+0x272/0x308 >[ 50.004410] exit_mmap+0x1fa/0x580 >[ 50.004436] __mmput+0x9e/0x228 >[ 50.004463] mmput+0x7e/0x90 >[ 50.004491] do_exit+0x596/0x1390 >[ 50.004522] do_group_exit+0x7a/0x140 >[ 50.004553] __s390x_sys_exit_group+0x46/0x48 >[ 50.004594] do_syscall+0x1c6/0x210 >[ 50.004612] __do_syscall+0xc8/0xf0 >[ 50.004631] system_call+0x70/0x98 > >[ 50.004661] Reported by Kernel Concurrency Sanitizer on: >[ 50.004679] CPU: 0 PID: 659 Comm: (sd-mkdcreds) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 50.004716] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 50.004736] ================================================================== >[ 50.787943] ================================================================== >[ 50.787983] BUG: KCSAN: data-race in __fput / kernfs_refresh_inode > >[ 50.788028] write to 0x00000000806fb980 of 2 bytes by task 670 on cpu 1: >[ 50.788055] kernfs_refresh_inode+0x56/0x1b8 >[ 50.788084] kernfs_iop_getattr+0xa4/0xe0 >[ 50.788111] vfs_getattr_nosec+0x15a/0x1d8 >[ 50.788141] vfs_fstat+0x74/0xc0 >[ 50.788168] __do_sys_newfstat+0x3a/0x80 >[ 50.788196] __s390x_sys_newfstat+0x54/0x70 >[ 50.788225] do_syscall+0x1c6/0x210 >[ 50.788253] __do_syscall+0xc8/0xf0 >[ 50.788286] system_call+0x70/0x98 > >[ 50.788339] read to 0x00000000806fb980 of 2 bytes by task 668 on cpu 0: >[ 50.788371] __fput+0x138/0x4f0 >[ 50.788403] __fput_sync+0x78/0x90 >[ 50.788437] __s390x_sys_close+0x82/0xc8 >[ 50.791398] do_syscall+0x1c6/0x210 >[ 50.791426] __do_syscall+0xc8/0xf0 >[ 50.791448] system_call+0x70/0x98 > >[ 50.791481] Reported by Kernel Concurrency Sanitizer on: >[ 50.791500] CPU: 0 PID: 668 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 50.791542] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 50.791565] ================================================================== >[ 50.836001] ================================================================== >[ 50.836037] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 50.836093] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 675 on cpu 1: >[ 50.836128] arch_vcpu_is_preempted+0x4a/0xe0 >[ 50.836161] rwsem_spin_on_owner+0x84/0x178 >[ 50.836200] rwsem_down_write_slowpath+0xfc/0xd60 >[ 50.836251] down_write+0xd8/0xf0 >[ 50.836273] do_renameat2+0x71c/0x818 >[ 50.836295] __s390x_sys_rename+0x8c/0xa8 >[ 50.836313] do_syscall+0x1c6/0x210 >[ 50.836333] __do_syscall+0xc8/0xf0 >[ 50.836352] system_call+0x70/0x98 > >[ 50.836379] value changed: 0x0000000000000004 -> 0x000000000000000c > >[ 50.836404] Reported by Kernel Concurrency Sanitizer on: >[ 50.836419] CPU: 1 PID: 675 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 50.836454] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 50.836468] ================================================================== >[ 50.938442] VFIO - User Level meta-driver version: 0.3 >[ 50.948285] ================================================================== >[ 50.948320] BUG: KCSAN: data-race in kernfs_refresh_inode / link_path_walk.part.0.constprop.0 > >[ 50.948368] write to 0x0000000080703700 of 2 bytes by task 684 on cpu 2: >[ 50.948393] kernfs_refresh_inode+0x56/0x1b8 >[ 50.948418] kernfs_iop_getattr+0xa4/0xe0 >[ 50.948444] vfs_getattr_nosec+0x15a/0x1d8 >[ 50.948472] vfs_fstat+0x74/0xc0 >[ 50.948498] __do_sys_newfstat+0x3a/0x80 >[ 50.948527] __s390x_sys_newfstat+0x54/0x70 >[ 50.948557] do_syscall+0x1c6/0x210 >[ 50.948588] __do_syscall+0xc8/0xf0 >[ 50.948622] system_call+0x70/0x98 > >[ 50.948677] read to 0x0000000080703700 of 2 bytes by task 683 on cpu 0: >[ 50.948709] link_path_walk.part.0.constprop.0+0x60c/0x678 >[ 50.948742] path_lookupat+0x6c/0x360 >[ 50.949648] filename_lookup+0x156/0x2d8 >[ 50.949674] user_path_at_empty+0x66/0x90 >[ 50.949695] do_faccessat+0x19c/0x460 >[ 50.949718] __s390x_sys_faccessat2+0x7c/0x98 >[ 50.949743] do_syscall+0x1c6/0x210 >[ 50.949771] __do_syscall+0xc8/0xf0 >[ 50.949798] system_call+0x70/0x98 > >[ 50.949838] Reported by Kernel Concurrency Sanitizer on: >[ 50.949860] CPU: 0 PID: 683 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 50.949908] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 50.949938] ================================================================== >[ 51.135788] ================================================================== >[ 51.135833] BUG: KCSAN: data-race in kernfs_refresh_inode / kernfs_refresh_inode > >[ 51.135876] write to 0x00000000850aea80 of 2 bytes by task 690 on cpu 3: >[ 51.135901] kernfs_refresh_inode+0x56/0x1b8 >[ 51.135925] kernfs_iop_permission+0x88/0xc8 >[ 51.135950] inode_permission+0x1a0/0x2d0 >[ 51.135976] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 51.136006] path_lookupat+0x6c/0x360 >[ 51.136033] filename_lookup+0x156/0x2d8 >[ 51.136061] user_path_at_empty+0x66/0x90 >[ 51.136089] do_readlinkat+0x7c/0x1c0 >[ 51.136119] __s390x_sys_readlinkat+0x7c/0x98 >[ 51.136151] do_syscall+0x1c6/0x210 >[ 51.136182] __do_syscall+0xc8/0xf0 >[ 51.136216] system_call+0x70/0x98 > >[ 51.136271] write to 0x00000000850aea80 of 2 bytes by task 684 on cpu 0: >[ 51.137184] kernfs_refresh_inode+0x56/0x1b8 >[ 51.137210] kernfs_iop_getattr+0xa4/0xe0 >[ 51.137234] vfs_getattr_nosec+0x15a/0x1d8 >[ 51.137256] vfs_fstat+0x74/0xc0 >[ 51.137276] __do_sys_newfstat+0x3a/0x80 >[ 51.137298] __s390x_sys_newfstat+0x54/0x70 >[ 51.137322] do_syscall+0x1c6/0x210 >[ 51.137344] __do_syscall+0xc8/0xf0 >[ 51.137368] system_call+0x70/0x98 > >[ 51.137412] Reported by Kernel Concurrency Sanitizer on: >[ 51.137438] CPU: 0 PID: 684 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 51.137484] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 51.137511] ================================================================== >[ 51.162894] ================================================================== >[ 51.162937] BUG: KCSAN: data-race in common_perm_cond / kernfs_refresh_inode > >[ 51.162993] read to 0x00000000806f9e00 of 2 bytes by task 671 on cpu 3: >[ 51.163014] common_perm_cond+0xe4/0x3c8 >[ 51.163034] apparmor_inode_getattr+0x3e/0x58 >[ 51.163053] security_inode_getattr+0xa6/0xe8 >[ 51.163073] vfs_fstat+0x56/0xc0 >[ 51.163090] __do_sys_newfstat+0x3a/0x80 >[ 51.163107] __s390x_sys_newfstat+0x54/0x70 >[ 51.163125] do_syscall+0x1c6/0x210 >[ 51.163143] __do_syscall+0xc8/0xf0 >[ 51.163161] system_call+0x70/0x98 > >[ 51.163189] write to 0x00000000806f9e00 of 2 bytes by task 675 on cpu 1: >[ 51.163207] kernfs_refresh_inode+0x56/0x1b8 >[ 51.163225] kernfs_iop_permission+0x88/0xc8 >[ 51.163242] inode_permission+0x1a0/0x2d0 >[ 51.163258] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 51.163277] path_openat+0x148/0x1c88 >[ 51.163294] do_filp_open+0x13c/0x228 >[ 51.163311] do_sys_openat2+0xd4/0x110 >[ 51.163330] do_sys_open+0x7a/0xc0 >[ 51.163349] __s390x_sys_openat+0x80/0xa0 >[ 51.163375] do_syscall+0x1c6/0x210 >[ 51.163392] __do_syscall+0xc8/0xf0 >[ 51.163410] system_call+0x70/0x98 > >[ 51.163436] Reported by Kernel Concurrency Sanitizer on: >[ 51.163449] CPU: 1 PID: 675 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 51.163480] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 51.163494] ================================================================== >[ 51.187943] ================================================================== >[ 51.187974] BUG: KCSAN: data-race in generic_fillattr / kernfs_refresh_inode > >[ 51.188016] write to 0x00000000806f9e00 of 2 bytes by task 676 on cpu 3: >[ 51.188040] kernfs_refresh_inode+0x56/0x1b8 >[ 51.188064] kernfs_iop_getattr+0xa4/0xe0 >[ 51.188089] vfs_getattr_nosec+0x15a/0x1d8 >[ 51.188114] vfs_fstat+0x74/0xc0 >[ 51.188141] __do_sys_newfstat+0x3a/0x80 >[ 51.188169] __s390x_sys_newfstat+0x54/0x70 >[ 51.188199] do_syscall+0x1c6/0x210 >[ 51.188226] __do_syscall+0xc8/0xf0 >[ 51.188255] system_call+0x70/0x98 > >[ 51.188304] read to 0x00000000806f9e00 of 2 bytes by task 667 on cpu 1: >[ 51.188334] generic_fillattr+0x124/0x388 >[ 51.188367] kernfs_iop_getattr+0xbc/0xe0 >[ 51.188402] vfs_getattr_nosec+0x15a/0x1d8 >[ 51.188438] vfs_fstat+0x74/0xc0 >[ 51.188480] __do_sys_newfstat+0x3a/0x80 >[ 51.188503] __s390x_sys_newfstat+0x54/0x70 >[ 51.188524] do_syscall+0x1c6/0x210 >[ 51.188547] __do_syscall+0xc8/0xf0 >[ 51.188576] system_call+0x70/0x98 > >[ 51.188623] Reported by Kernel Concurrency Sanitizer on: >[ 51.188645] CPU: 1 PID: 667 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 51.188690] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 51.188717] ================================================================== >[ 51.196538] ================================================================== >[ 51.196576] BUG: KCSAN: data-race in set_nlink / set_nlink > >[ 51.196634] read to 0x00000000806f9e48 of 4 bytes by task 667 on cpu 1: >[ 51.196668] set_nlink+0x3c/0x120 >[ 51.196702] kernfs_refresh_inode+0x1a6/0x1b8 >[ 51.196742] kernfs_iop_permission+0x88/0xc8 >[ 51.196761] inode_permission+0x1a0/0x2d0 >[ 51.196777] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 51.196797] path_lookupat+0x6c/0x360 >[ 51.196814] filename_lookup+0x156/0x2d8 >[ 51.196836] user_path_at_empty+0x66/0x90 >[ 51.196859] do_readlinkat+0x7c/0x1c0 >[ 51.196884] __s390x_sys_readlinkat+0x7c/0x98 >[ 51.196909] do_syscall+0x1c6/0x210 >[ 51.196934] __do_syscall+0xc8/0xf0 >[ 51.196960] system_call+0x70/0x98 > >[ 51.197007] write to 0x00000000806f9e48 of 4 bytes by task 686 on cpu 3: >[ 51.197036] set_nlink+0x6e/0x120 >[ 51.197064] kernfs_refresh_inode+0x1a6/0x1b8 >[ 51.197095] kernfs_iop_getattr+0xa4/0xe0 >[ 51.197123] vfs_getattr_nosec+0x15a/0x1d8 >[ 51.197156] vfs_fstat+0x74/0xc0 >[ 51.197185] __do_sys_newfstat+0x3a/0x80 >[ 51.197217] __s390x_sys_newfstat+0x54/0x70 >[ 51.197255] do_syscall+0x1c6/0x210 >[ 51.197277] __do_syscall+0xc8/0xf0 >[ 51.197298] system_call+0x70/0x98 > >[ 51.197329] Reported by Kernel Concurrency Sanitizer on: >[ 51.197346] CPU: 3 PID: 686 Comm: (udev-worker) Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 51.197382] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 51.197405] ================================================================== >[ 51.331517] vmur: z/VM virtual unit record device driver loaded. >[ 51.512081] bridge: filtering via arp/ip/ip6tables is no longer available by default. Update your scripts to load br_netfilter if you need this. >[ 51.585398] qeth: register layer 2 discipline >[ 51.620629] qeth 0.0.0800: CHID: ff00 CHPID: 0 >[ 51.637146] qeth 0.0.0802: qdio: OSA on SC 4 using AI:1 QEBSM:0 PRI:1 TDD:1 SIGA:RW >[ 51.654341] qeth 0.0.0800: Device is a Virtual NIC QDIO card (level: V730) > with link type Virt.NIC QDIO. >[ 51.654992] qeth 0.0.0800: MAC address 02:00:00:00:00:10 successfully registered >[ 51.699103] qeth 0.0.0800 enc800: renamed from eth0 >[ 51.808956] Adding 1520636k swap on /dev/dasda3. Priority:-2 extents:1 across:1520636k SS >[ 51.880366] block device autoloading is deprecated and will be removed. >[ 52.034047] md0: detected capacity change from 0 to 173081344 >[ 52.076623] md0: p1 >[ 52.210050] ================================================================== >[ 52.210092] BUG: KCSAN: data-race in capable / vtime_account_kernel > >[ 52.210142] read to 0x000000008424c42c of 4 bytes by interrupt on cpu 2: >[ 52.210173] vtime_account_kernel+0x70/0x178 >[ 52.210204] do_ext_irq+0x46/0x120 >[ 52.210235] ext_int_handler+0xc4/0xf0 >[ 52.210267] delay_loop+0x6a/0xd0 >[ 52.210297] delay_loop+0xa0/0xd0 >[ 52.210328] __udelay+0x36/0x48 >[ 52.210359] kcsan_setup_watchpoint+0x21a/0x568 >[ 52.210393] delay_loop+0x7c/0xd0 >[ 52.210424] __udelay+0x36/0x48 >[ 52.210456] kcsan_setup_watchpoint+0x21a/0x568 >[ 52.210499] delay_loop+0x7c/0xd0 >[ 52.210517] __udelay+0x36/0x48 >[ 52.210544] kcsan_setup_watchpoint+0x21a/0x568 >[ 52.210568] delay_loop+0x7c/0xd0 >[ 52.210589] __udelay+0x36/0x48 >[ 52.210611] kcsan_setup_watchpoint+0x21a/0x568 >[ 52.210636] delay_loop+0x90/0xd0 >[ 52.210660] __udelay+0x36/0x48 >[ 52.210683] kcsan_setup_watchpoint+0x21a/0x568 >[ 52.210712] capable+0xb6/0xf8 >[ 52.210738] vt_do_kdsk_ioctl+0x94/0x788 >[ 52.210765] vt_ioctl+0x26c/0x18f0 >[ 52.210793] tty_ioctl+0x670/0xd28 >[ 52.210824] __s390x_sys_ioctl+0x108/0x150 >[ 52.210855] do_syscall+0x1c6/0x210 >[ 52.210882] __do_syscall+0xc8/0xf0 >[ 52.210912] system_call+0x70/0x98 > >[ 52.210966] write to 0x000000008424c42c of 4 bytes by task 738 on cpu 2: >[ 52.210998] capable+0xb6/0xf8 >[ 52.211031] vt_do_kdsk_ioctl+0x94/0x788 >[ 52.211065] vt_ioctl+0x26c/0x18f0 >[ 52.211105] tty_ioctl+0x670/0xd28 >[ 52.211127] __s390x_sys_ioctl+0x108/0x150 >[ 52.211147] do_syscall+0x1c6/0x210 >[ 52.211171] __do_syscall+0xc8/0xf0 >[ 52.211196] system_call+0x70/0x98 > >[ 52.211233] Reported by Kernel Concurrency Sanitizer on: >[ 52.211256] CPU: 2 PID: 738 Comm: loadkeys Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 52.211299] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 52.211324] ================================================================== >[ 52.440039] EXT4-fs (dasda1): mounting ext2 file system using the ext4 subsystem >[ 52.451909] EXT4-fs (dasda1): mounted filesystem af3b3bfb-f2f7-4af7-8cd4-c58be91905b5 r/w without journal. Quota mode: none. >[ 52.490112] systemd-journald[633]: Received client request to flush runtime journal. >[ 52.602382] systemd-journald[633]: /var/log/journal/daf32f63ed8a41f0aff4027ebb4ce254/system.journal: Journal file uses a different sequence number ID, rotating. >[ 52.602655] systemd-journald[633]: Rotating system journal. >[ 52.872769] audit: type=1400 audit(1708358448.716:2): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe" pid=820 comm="apparmor_parser" >[ 52.873007] audit: type=1400 audit(1708358448.716:3): apparmor="STATUS" operation="profile_load" profile="unconfined" name="nvidia_modprobe//kmod" pid=820 comm="apparmor_parser" >[ 52.873173] audit: type=1400 audit(1708358448.723:4): apparmor="STATUS" operation="profile_load" profile="unconfined" name="lsb_release" pid=819 comm="apparmor_parser" >[ 52.873454] audit: type=1400 audit(1708358448.743:5): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ghostscript" pid=817 comm="apparmor_parser" >[ 52.873919] audit: type=1400 audit(1708358448.743:6): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ghostscript///usr/bin/hpijs" pid=817 comm="apparmor_parser" >[ 52.874925] audit: type=1400 audit(1708358448.756:7): apparmor="STATUS" operation="profile_load" profile="unconfined" name="ping" pid=816 comm="apparmor_parser" >[ 52.994205] audit: type=1400 audit(1708358448.849:8): apparmor="STATUS" operation="profile_load" profile="unconfined" name="php-fpm" pid=821 comm="apparmor_parser" >[ 53.034930] audit: type=1400 audit(1708358448.899:9): apparmor="STATUS" operation="profile_load" profile="unconfined" name="samba-rpcd" pid=824 comm="apparmor_parser" >[ 53.044641] audit: type=1400 audit(1708358448.926:10): apparmor="STATUS" operation="profile_load" profile="unconfined" name="samba-dcerpcd" pid=823 comm="apparmor_parser" >[ 53.056856] audit: type=1400 audit(1708358448.936:11): apparmor="STATUS" operation="profile_load" profile="unconfined" name="samba-bgqd" pid=822 comm="apparmor_parser" >[ 53.371609] SGI XFS with ACLs, security attributes, realtime, quota, no debug enabled >[ 53.657673] XFS (md0p1): Mounting V5 Filesystem 32ffaba9-bcd0-4590-9717-10ca7d4097dd >[ 53.973495] XFS (md0p1): Ending clean mount >[ 54.173669] xfs filesystem being mounted at /home supports timestamps until 2038-01-19 (0x7fffffff) >[ 56.420162] ================================================================== >[ 56.420205] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 56.420256] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 56.420288] rcu_report_qs_rdp+0x144/0x228 >[ 56.420320] rcu_core+0x860/0xe00 >[ 56.420348] rcu_core_si+0x30/0x48 >[ 56.420377] __do_softirq+0x14c/0x410 >[ 56.420411] irq_exit_rcu+0xae/0xc8 >[ 56.420438] do_ext_irq+0xd8/0x120 >[ 56.420468] ext_int_handler+0xc4/0xf0 >[ 56.420501] delay_loop+0x90/0xd0 >[ 56.420533] __udelay+0x36/0x48 >[ 56.420565] kcsan_setup_watchpoint+0x21a/0x568 >[ 56.420599] rcu_all_qs+0x4e/0x1b0 >[ 56.420631] __cond_resched+0x2c/0x78 >[ 56.420663] kmem_cache_alloc_lru+0x55c/0x688 >[ 56.420708] btrfs_alloc_inode+0x5a/0x330 [btrfs] >[ 56.421614] alloc_inode+0x54/0x160 >[ 56.421638] iget5_locked+0x76/0xd0 >[ 56.421659] btrfs_iget_path+0xa2/0xc68 [btrfs] >[ 56.422473] btrfs_iget+0x48/0x68 [btrfs] >[ 56.423295] btrfs_lookup_dentry+0x7a0/0xa50 [btrfs] >[ 56.424131] btrfs_lookup+0x3c/0x70 [btrfs] >[ 56.424957] path_openat+0xae4/0x1c88 >[ 56.424984] do_filp_open+0x13c/0x228 >[ 56.425009] do_sys_openat2+0xd4/0x110 >[ 56.425040] do_sys_open+0x7a/0xc0 >[ 56.425071] __s390x_sys_openat+0x80/0xa0 >[ 56.425104] do_syscall+0x1c6/0x210 >[ 56.425136] __do_syscall+0xc8/0xf0 >[ 56.425169] system_call+0x70/0x98 > >[ 56.425225] read to 0x0000000170cb1c15 of 1 bytes by task 941 on cpu 3: >[ 56.425257] rcu_all_qs+0x4e/0x1b0 >[ 56.425289] __cond_resched+0x2c/0x78 >[ 56.425322] kmem_cache_alloc_lru+0x55c/0x688 >[ 56.425365] btrfs_alloc_inode+0x5a/0x330 [btrfs] >[ 56.426191] alloc_inode+0x54/0x160 >[ 56.426210] iget5_locked+0x76/0xd0 >[ 56.426231] btrfs_iget_path+0xa2/0xc68 [btrfs] >[ 56.427056] btrfs_iget+0x48/0x68 [btrfs] >[ 56.427863] btrfs_lookup_dentry+0x7a0/0xa50 [btrfs] >[ 56.428670] btrfs_lookup+0x3c/0x70 [btrfs] >[ 56.429469] path_openat+0xae4/0x1c88 >[ 56.429478] do_filp_open+0x13c/0x228 >[ 56.429488] do_sys_openat2+0xd4/0x110 >[ 56.429498] do_sys_open+0x7a/0xc0 >[ 56.429509] __s390x_sys_openat+0x80/0xa0 >[ 56.429520] do_syscall+0x1c6/0x210 >[ 56.429530] __do_syscall+0xc8/0xf0 >[ 56.429540] system_call+0x70/0x98 > >[ 56.429554] Reported by Kernel Concurrency Sanitizer on: >[ 56.429558] CPU: 3 PID: 941 Comm: wickedd-auto4 Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 56.429572] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 56.429576] ================================================================== >[ 57.263071] ================================================================== >[ 57.263109] BUG: KCSAN: data-race in rcu_all_qs / rcu_exp_need_qs > >[ 57.263154] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 57.263181] rcu_exp_need_qs+0x7a/0xc8 >[ 57.263208] rcu_exp_handler+0xd0/0x128 >[ 57.263236] __flush_smp_call_function_queue+0x23a/0x888 >[ 57.263266] generic_smp_call_function_single_interrupt+0x30/0x48 >[ 57.263297] smp_handle_ext_call+0x1e2/0x230 >[ 57.263326] do_ext_call_interrupt+0x80/0x98 >[ 57.263355] do_ext_interrupt+0x12e/0x170 >[ 57.263388] __handle_irq_event_percpu+0xa8/0x2e0 >[ 57.263422] handle_irq_event_percpu+0x34/0xa0 >[ 57.263456] handle_percpu_irq+0xe0/0x110 >[ 57.263489] generic_handle_irq+0x68/0x90 >[ 57.263528] do_IRQ+0x6c/0xa8 >[ 57.263548] do_irq_async+0x7e/0x108 >[ 57.263567] do_ext_irq+0xd2/0x120 >[ 57.263586] ext_int_handler+0xc4/0xf0 >[ 57.263606] delay_loop+0x6a/0xd0 >[ 57.263624] delay_loop+0xa0/0xd0 >[ 57.263642] __udelay+0x36/0x48 >[ 57.263659] kcsan_setup_watchpoint+0x21a/0x568 >[ 57.263677] rcu_all_qs+0x4e/0x1b0 >[ 57.263696] __cond_resched+0x2c/0x78 >[ 57.263713] unmap_page_range+0xdca/0x1840 >[ 57.263733] unmap_single_vma.isra.0+0xd0/0x140 >[ 57.263752] unmap_vmas+0x152/0x2c8 >[ 57.263768] exit_mmap+0x106/0x580 >[ 57.263784] __mmput+0x9e/0x228 >[ 57.263800] mmput+0x7e/0x90 >[ 57.263815] begin_new_exec+0xb6e/0x1878 >[ 57.263835] load_elf_binary+0x82c/0x2638 >[ 57.263855] bprm_execve+0x50c/0xb50 >[ 57.263873] do_execveat_common.isra.0+0x328/0x3d8 >[ 57.263895] __s390x_sys_execve+0x8a/0xa8 >[ 57.263915] do_syscall+0x1c6/0x210 >[ 57.263934] __do_syscall+0xc8/0xf0 >[ 57.263953] system_call+0x70/0x98 > >[ 57.263983] read to 0x0000000170cb1c15 of 1 bytes by task 1004 on cpu 3: >[ 57.264002] rcu_all_qs+0x4e/0x1b0 >[ 57.264022] __cond_resched+0x2c/0x78 >[ 57.264039] unmap_page_range+0xdca/0x1840 >[ 57.264057] unmap_single_vma.isra.0+0xd0/0x140 >[ 57.264076] unmap_vmas+0x152/0x2c8 >[ 57.264093] exit_mmap+0x106/0x580 >[ 57.264108] __mmput+0x9e/0x228 >[ 57.264123] mmput+0x7e/0x90 >[ 57.264137] begin_new_exec+0xb6e/0x1878 >[ 57.264156] load_elf_binary+0x82c/0x2638 >[ 57.264175] bprm_execve+0x50c/0xb50 >[ 57.264193] do_execveat_common.isra.0+0x328/0x3d8 >[ 57.264213] __s390x_sys_execve+0x8a/0xa8 >[ 57.264232] do_syscall+0x1c6/0x210 >[ 57.264250] __do_syscall+0xc8/0xf0 >[ 57.264269] system_call+0x70/0x98 > >[ 57.264297] value changed: 0x00 -> 0x01 > >[ 57.264320] Reported by Kernel Concurrency Sanitizer on: >[ 57.264335] CPU: 3 PID: 1004 Comm: augenrules Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 57.264370] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 57.264385] ================================================================== >[ 57.557955] ================================================================== >[ 57.557993] BUG: KCSAN: data-race in kernfs_refresh_inode / kernfs_refresh_inode > >[ 57.558035] write to 0x00000000806f9e00 of 2 bytes by task 971 on cpu 0: >[ 57.558058] kernfs_refresh_inode+0x56/0x1b8 >[ 57.558082] kernfs_iop_permission+0x88/0xc8 >[ 57.558106] inode_permission+0x1a0/0x2d0 >[ 57.558131] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 57.558159] path_lookupat+0x6c/0x360 >[ 57.558184] filename_lookup+0x156/0x2d8 >[ 57.558211] user_path_at_empty+0x66/0x90 >[ 57.558239] do_faccessat+0x19c/0x460 >[ 57.558268] __s390x_sys_access+0x5c/0x78 >[ 57.558299] do_syscall+0x1c6/0x210 >[ 57.558330] __do_syscall+0xc8/0xf0 >[ 57.558363] system_call+0x70/0x98 > >[ 57.558420] write to 0x00000000806f9e00 of 2 bytes by task 955 on cpu 1: >[ 57.558458] kernfs_refresh_inode+0x56/0x1b8 >[ 57.558476] kernfs_iop_permission+0x88/0xc8 >[ 57.558493] inode_permission+0x1a0/0x2d0 >[ 57.558509] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 57.558529] path_lookupat+0x6c/0x360 >[ 57.558545] filename_lookup+0x156/0x2d8 >[ 57.558561] user_path_at_empty+0x66/0x90 >[ 57.558578] do_faccessat+0x19c/0x460 >[ 57.558595] __s390x_sys_access+0x5c/0x78 >[ 57.558613] do_syscall+0x1c6/0x210 >[ 57.558630] __do_syscall+0xc8/0xf0 >[ 57.558647] system_call+0x70/0x98 > >[ 57.558673] Reported by Kernel Concurrency Sanitizer on: >[ 57.558688] CPU: 1 PID: 955 Comm: wickedd-dhcp6 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 57.558722] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 57.558737] ================================================================== >[ 57.688008] NET: Registered PF_PACKET protocol family >[ 69.523384] ================================================================== >[ 69.523428] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 69.523472] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 69.523496] rcu_report_qs_rdp+0x144/0x228 >[ 69.523523] rcu_core+0x860/0xe00 >[ 69.523548] rcu_core_si+0x30/0x48 >[ 69.523573] __do_softirq+0x14c/0x410 >[ 69.523600] irq_exit_rcu+0xae/0xc8 >[ 69.523623] do_ext_irq+0xd8/0x120 >[ 69.523648] ext_int_handler+0xc4/0xf0 >[ 69.523674] __tsan_read_range+0x68/0x1a8 >[ 69.523701] delay_loop+0x7c/0xd0 >[ 69.523727] __udelay+0x36/0x48 >[ 69.523754] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.523784] delay_loop+0x90/0xd0 >[ 69.523814] __udelay+0x36/0x48 >[ 69.523843] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.523875] delay_loop+0x7c/0xd0 >[ 69.523907] __udelay+0x36/0x48 >[ 69.523959] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.523976] delay_loop+0x7c/0xd0 >[ 69.523994] __udelay+0x36/0x48 >[ 69.524009] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.524026] delay_loop+0x7c/0xd0 >[ 69.524055] __udelay+0x36/0x48 >[ 69.524074] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.524096] rcu_all_qs+0x4e/0x1b0 >[ 69.524119] __cond_resched+0x2c/0x78 >[ 69.524141] down_write+0x30/0xf0 >[ 69.524163] anon_vma_clone+0xdc/0x338 >[ 69.524189] anon_vma_fork+0x68/0x320 >[ 69.524213] dup_mmap+0x95a/0xe08 >[ 69.524236] copy_process+0x1a74/0x3130 >[ 69.524262] kernel_clone+0xc8/0x568 >[ 69.524288] __do_sys_clone+0xcc/0xe8 >[ 69.524315] __s390x_sys_clone+0x90/0xb0 >[ 69.524343] do_syscall+0x1c6/0x210 >[ 69.524373] __do_syscall+0xc8/0xf0 >[ 69.524403] system_call+0x70/0x98 > >[ 69.524456] read to 0x0000000170c73c15 of 1 bytes by task 1 on cpu 1: >[ 69.524490] rcu_all_qs+0x4e/0x1b0 >[ 69.524506] __cond_resched+0x2c/0x78 >[ 69.524537] down_write+0x30/0xf0 >[ 69.524555] anon_vma_clone+0xdc/0x338 >[ 69.524574] anon_vma_fork+0x68/0x320 >[ 69.524594] dup_mmap+0x95a/0xe08 >[ 69.524612] copy_process+0x1a74/0x3130 >[ 69.524632] kernel_clone+0xc8/0x568 >[ 69.524651] __do_sys_clone+0xcc/0xe8 >[ 69.524672] __s390x_sys_clone+0x90/0xb0 >[ 69.524695] do_syscall+0x1c6/0x210 >[ 69.524718] __do_syscall+0xc8/0xf0 >[ 69.524743] system_call+0x70/0x98 > >[ 69.524787] Reported by Kernel Concurrency Sanitizer on: >[ 69.524812] CPU: 1 PID: 1 Comm: systemd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 69.524856] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 69.524883] ================================================================== >[ 69.842248] ================================================================== >[ 69.842292] BUG: KCSAN: data-race in rcu_all_qs / rcu_exp_need_qs > >[ 69.842337] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 69.842363] rcu_exp_need_qs+0x7a/0xc8 >[ 69.842390] rcu_exp_handler+0xd0/0x128 >[ 69.842418] __flush_smp_call_function_queue+0x23a/0x888 >[ 69.842446] generic_smp_call_function_single_interrupt+0x30/0x48 >[ 69.842478] smp_handle_ext_call+0x1e2/0x230 >[ 69.842505] do_ext_call_interrupt+0x80/0x98 >[ 69.842532] do_ext_interrupt+0x12e/0x170 >[ 69.842566] __handle_irq_event_percpu+0xa8/0x2e0 >[ 69.842600] handle_irq_event_percpu+0x34/0xa0 >[ 69.842631] handle_percpu_irq+0xe0/0x110 >[ 69.842661] generic_handle_irq+0x68/0x90 >[ 69.842694] do_IRQ+0x6c/0xa8 >[ 69.842728] do_irq_async+0x7e/0x108 >[ 69.842763] do_ext_irq+0xd2/0x120 >[ 69.845504] ext_int_handler+0xc4/0xf0 >[ 69.845533] __tsan_read8+0x94/0x1a0 >[ 69.845554] delay_loop+0xa0/0xd0 >[ 69.845573] __udelay+0x36/0x48 >[ 69.845603] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.845626] delay_loop+0x7c/0xd0 >[ 69.845649] __udelay+0x36/0x48 >[ 69.845671] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.845697] delay_loop+0x7c/0xd0 >[ 69.845723] __udelay+0x36/0x48 >[ 69.845748] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.845775] delay_loop+0x7c/0xd0 >[ 69.845803] __udelay+0x36/0x48 >[ 69.845830] kcsan_setup_watchpoint+0x21a/0x568 >[ 69.845860] rcu_all_qs+0x4e/0x1b0 >[ 69.845891] __cond_resched+0x2c/0x78 >[ 69.845921] __alloc_pages_bulk+0x622/0x8d0 >[ 69.845954] alloc_pages_bulk_array_mempolicy+0x1ce/0x290 >[ 69.845992] __vmalloc_node_range+0x804/0xa00 >[ 69.846027] module_alloc+0xba/0x168 >[ 69.846059] load_module+0x28c6/0x4180 >[ 69.850524] __do_sys_init_module+0x2c6/0x2f8 >[ 69.850551] __s390x_sys_init_module+0x68/0x88 >[ 69.850574] do_syscall+0x1c6/0x210 >[ 69.850596] __do_syscall+0xc8/0xf0 >[ 69.850619] system_call+0x70/0x98 > >[ 69.850658] read to 0x0000000170c54c15 of 1 bytes by task 1576 on cpu 0: >[ 69.850683] rcu_all_qs+0x4e/0x1b0 >[ 69.850713] __cond_resched+0x2c/0x78 >[ 69.850738] __alloc_pages_bulk+0x622/0x8d0 >[ 69.850763] alloc_pages_bulk_array_mempolicy+0x1ce/0x290 >[ 69.850792] __vmalloc_node_range+0x804/0xa00 >[ 69.850820] module_alloc+0xba/0x168 >[ 69.850847] load_module+0x28c6/0x4180 >[ 69.850894] __do_sys_init_module+0x2c6/0x2f8 >[ 69.850924] __s390x_sys_init_module+0x68/0x88 >[ 69.850955] do_syscall+0x1c6/0x210 >[ 69.850985] __do_syscall+0xc8/0xf0 >[ 69.851018] system_call+0x70/0x98 > >[ 69.851074] value changed: 0x00 -> 0x01 > >[ 69.855545] Reported by Kernel Concurrency Sanitizer on: >[ 69.855563] CPU: 0 PID: 1576 Comm: modprobe Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 69.855605] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 69.855627] ================================================================== >[ 69.888243] FS-Cache: Loaded >[ 70.281481] RPC: Registered named UNIX socket transport module. >[ 70.282431] RPC: Registered udp transport module. >[ 70.282585] RPC: Registered tcp transport module. >[ 70.282604] RPC: Registered tcp-with-tls transport module. >[ 70.283114] RPC: Registered tcp NFSv4.1 backchannel transport module. >[ 70.766707] ================================================================== >[ 70.766749] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 70.766798] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 3: >[ 70.766827] hrtimer_active+0x90/0x110 >[ 70.766854] task_tick_fair+0x52/0x3f0 >[ 70.766886] scheduler_tick+0xe6/0x460 >[ 70.766916] update_process_times+0x104/0x120 >[ 70.766949] tick_sched_handle+0x8e/0xd8 >[ 70.766983] tick_nohz_highres_handler+0x82/0x108 >[ 70.767019] __hrtimer_run_queues+0x2d2/0x4d8 >[ 70.767052] hrtimer_interrupt+0x26a/0x528 >[ 70.767086] clock_comparator_work+0x74/0x90 >[ 70.767122] do_IRQ+0x8a/0xa8 >[ 70.767158] do_irq_async+0x7e/0x108 >[ 70.767195] do_ext_irq+0xd2/0x120 >[ 70.767244] ext_int_handler+0xc4/0xf0 >[ 70.767268] __tsan_read_range+0xde/0x1a8 >[ 70.767291] delay_loop+0x7c/0xd0 >[ 70.767315] __udelay+0x36/0x48 >[ 70.767339] kcsan_setup_watchpoint+0x21a/0x568 >[ 70.767512] delay_loop+0x7c/0xd0 >[ 70.767913] __udelay+0x36/0x48 >[ 70.768045] kcsan_setup_watchpoint+0x21a/0x568 >[ 70.768250] delay_loop+0x90/0xd0 >[ 70.768792] __udelay+0x36/0x48 >[ 70.768946] kcsan_setup_watchpoint+0x21a/0x568 >[ 70.768983] delay_loop+0x90/0xd0 >[ 70.769021] __udelay+0x36/0x48 >[ 70.769058] kcsan_setup_watchpoint+0x21a/0x568 >[ 70.769103] delay_loop+0x7c/0xd0 >[ 70.769126] __udelay+0x36/0x48 >[ 70.769148] kcsan_setup_watchpoint+0x21a/0x568 >[ 70.769174] __handle_mm_fault+0x456/0x23b0 >[ 70.769203] handle_mm_fault+0x278/0x458 >[ 70.769476] do_exception+0x216/0x930 >[ 70.769554] do_dat_exception+0x38/0x50 >[ 70.769586] __do_pgm_check+0xf4/0x188 >[ 70.769619] pgm_check_handler+0x116/0x168 > >[ 70.769677] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 70.769714] __hrtimer_run_queues+0x214/0x4d8 >[ 70.770397] hrtimer_interrupt+0x26a/0x528 >[ 70.770421] clock_comparator_work+0x74/0x90 >[ 70.770445] do_IRQ+0x8a/0xa8 >[ 70.770470] do_irq_async+0x7e/0x108 >[ 70.770497] do_ext_irq+0xd2/0x120 >[ 70.770521] ext_int_handler+0xc4/0xf0 >[ 70.770643] delay_loop+0x90/0xd0 >[ 70.770692] __udelay+0x36/0x48 >[ 70.770721] kcsan_setup_watchpoint+0x21a/0x568 >[ 70.770849] strncmp+0x40/0xb0 >[ 70.770876] trace_event_eval_update+0x37c/0x4f8 >[ 70.771162] trace_module_notify+0x64/0x68 >[ 70.771463] notifier_call_chain+0x92/0x1b8 >[ 70.772092] blocking_notifier_call_chain_robust+0x7a/0xe8 >[ 70.772118] load_module+0x332a/0x4180 >[ 70.772375] __do_sys_init_module+0x2c6/0x2f8 >[ 70.772442] __s390x_sys_init_module+0x68/0x88 >[ 70.772502] do_syscall+0x1c6/0x210 >[ 70.772709] __do_syscall+0xc8/0xf0 >[ 70.772741] system_call+0x70/0x98 > >[ 70.772796] Reported by Kernel Concurrency Sanitizer on: >[ 70.772826] CPU: 0 PID: 1576 Comm: modprobe Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 70.773461] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 70.773481] ================================================================== >[ 70.924570] Key type dns_resolver registered >[ 71.724548] ================================================================== >[ 71.724600] BUG: KCSAN: data-race in __fput / kernfs_refresh_inode > >[ 71.724643] read to 0x00000000806f9e00 of 2 bytes by task 1699 on cpu 2: >[ 71.724667] __fput+0x138/0x4f0 >[ 71.724690] __fput_sync+0x78/0x90 >[ 71.724713] __s390x_sys_close+0x82/0xc8 >[ 71.724740] do_syscall+0x1c6/0x210 >[ 71.724767] __do_syscall+0xc8/0xf0 >[ 71.724798] system_call+0x70/0x98 > >[ 71.724848] write to 0x00000000806f9e00 of 2 bytes by task 1735 on cpu 1: >[ 71.724879] kernfs_refresh_inode+0x56/0x1b8 >[ 71.724911] kernfs_iop_permission+0x88/0xc8 >[ 71.724943] inode_permission+0x1a0/0x2d0 >[ 71.724978] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 71.725019] path_lookupat+0x6c/0x360 >[ 71.725058] filename_lookup+0x156/0x2d8 >[ 71.725092] vfs_statx+0x96/0x228 >[ 71.725140] vfs_fstatat+0x98/0x120 >[ 71.725162] __do_sys_newfstatat+0x4a/0x78 >[ 71.725185] __s390x_sys_newfstatat+0x7c/0x98 >[ 71.725207] do_syscall+0x1c6/0x210 >[ 71.725229] __do_syscall+0xc8/0xf0 >[ 71.725252] system_call+0x70/0x98 > >[ 71.725287] Reported by Kernel Concurrency Sanitizer on: >[ 71.725304] CPU: 1 PID: 1735 Comm: dracut-install Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 71.725344] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 71.725363] ================================================================== >[ 71.778531] NFS: Registering the id_resolver key type >[ 71.778806] Key type id_resolver registered >[ 71.779095] Key type id_legacy registered >[ 73.953385] ================================================================== >[ 73.953428] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 73.953473] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 73.953499] rcu_report_qs_rdp+0x144/0x228 >[ 73.953526] rcu_core+0x860/0xe00 >[ 73.953552] rcu_core_si+0x30/0x48 >[ 73.953577] __do_softirq+0x14c/0x410 >[ 73.953606] irq_exit_rcu+0xae/0xc8 >[ 73.953630] do_ext_irq+0xd8/0x120 >[ 73.953658] ext_int_handler+0xc4/0xf0 >[ 73.953687] __tsan_read_range+0x162/0x1a8 >[ 73.953717] delay_loop+0x7c/0xd0 >[ 73.953746] __udelay+0x36/0x48 >[ 73.953776] kcsan_setup_watchpoint+0x21a/0x568 >[ 73.953807] rcu_all_qs+0x4e/0x1b0 >[ 73.953839] __cond_resched+0x2c/0x78 >[ 73.953878] apparmor_file_alloc_security+0xb0/0x3c8 >[ 73.953917] security_file_alloc+0xb8/0x190 >[ 73.953976] init_file+0x82/0x178 >[ 73.953994] alloc_empty_file+0xa6/0x1d0 >[ 73.954011] path_openat+0x6c/0x1c88 >[ 73.954045] do_filp_open+0x13c/0x228 >[ 73.954066] do_sys_openat2+0xd4/0x110 >[ 73.954090] do_sys_open+0x7a/0xc0 >[ 73.954114] __s390x_sys_openat+0x80/0xa0 >[ 73.954145] do_syscall+0x1c6/0x210 >[ 73.954170] __do_syscall+0xc8/0xf0 >[ 73.954196] system_call+0x70/0x98 > >[ 73.954240] read to 0x0000000170c73c15 of 1 bytes by task 2039 on cpu 1: >[ 73.954267] rcu_all_qs+0x4e/0x1b0 >[ 73.954296] __cond_resched+0x2c/0x78 >[ 73.954372] apparmor_file_alloc_security+0xb0/0x3c8 >[ 73.954403] security_file_alloc+0xb8/0x190 >[ 73.954433] init_file+0x82/0x178 >[ 73.954460] alloc_empty_file+0xa6/0x1d0 >[ 73.954489] path_openat+0x6c/0x1c88 >[ 73.954518] do_filp_open+0x13c/0x228 >[ 73.954549] do_sys_openat2+0xd4/0x110 >[ 73.954586] do_sys_open+0x7a/0xc0 >[ 73.954604] __s390x_sys_openat+0x80/0xa0 >[ 73.954624] do_syscall+0x1c6/0x210 >[ 73.954643] __do_syscall+0xc8/0xf0 >[ 73.954665] system_call+0x70/0x98 > >[ 73.954702] Reported by Kernel Concurrency Sanitizer on: >[ 73.954722] CPU: 1 PID: 2039 Comm: pkg-config Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 73.954763] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 73.954786] ================================================================== >[ 75.328217] systemd-journald[633]: Time jumped backwards, rotating. >[ 77.878278] ================================================================== >[ 77.878313] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 77.878352] race at unknown origin, with read to 0x0000000000424288 of 8 bytes by task 2617 on cpu 1: >[ 77.878380] arch_vcpu_is_preempted+0x4a/0xe0 >[ 77.878403] rwsem_spin_on_owner+0x84/0x178 >[ 77.878432] rwsem_down_write_slowpath+0xfc/0xd60 >[ 77.878466] down_write+0xd8/0xf0 >[ 77.878490] dissolve_on_fput+0x36/0x168 >[ 77.878518] __fput+0x4ea/0x4f0 >[ 77.878551] __fput_sync+0x78/0x90 >[ 77.878577] __s390x_sys_close+0x82/0xc8 >[ 77.878608] do_syscall+0x1c6/0x210 >[ 77.878637] __do_syscall+0xc8/0xf0 >[ 77.878669] system_call+0x70/0x98 > >[ 77.878725] value changed: 0x000000000000000c -> 0x0000000000000004 > >[ 77.878781] Reported by Kernel Concurrency Sanitizer on: >[ 77.878832] CPU: 1 PID: 2617 Comm: (sd-mkdcreds) Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 77.878883] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 77.878904] ================================================================== >[ 80.450183] ================================================================== >[ 80.450228] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 80.450272] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 80.450297] rcu_report_qs_rdp+0x144/0x228 >[ 80.450322] rcu_core+0x860/0xe00 >[ 80.450346] rcu_core_si+0x30/0x48 >[ 80.450373] __do_softirq+0x14c/0x410 >[ 80.450404] irq_exit_rcu+0xae/0xc8 >[ 80.450430] do_ext_irq+0xd8/0x120 >[ 80.450458] ext_int_handler+0xc4/0xf0 >[ 80.450487] __tsan_read_range+0xda/0x1a8 >[ 80.450515] delay_loop+0x90/0xd0 >[ 80.450544] __udelay+0x36/0x48 >[ 80.450573] kcsan_setup_watchpoint+0x21a/0x568 >[ 80.450604] delay_loop+0x90/0xd0 >[ 80.450633] __udelay+0x36/0x48 >[ 80.450664] kcsan_setup_watchpoint+0x21a/0x568 >[ 80.450697] delay_loop+0x7c/0xd0 >[ 80.450729] __udelay+0x36/0x48 >[ 80.450769] kcsan_setup_watchpoint+0x21a/0x568 >[ 80.450789] rcu_all_qs+0x4e/0x1b0 >[ 80.450812] __cond_resched+0x2c/0x78 >[ 80.450832] unmap_page_range+0x9d0/0x1840 >[ 80.450856] unmap_single_vma.isra.0+0xd0/0x140 >[ 80.450879] unmap_vmas+0x152/0x2c8 >[ 80.450901] exit_mmap+0x106/0x580 >[ 80.450923] __mmput+0x9e/0x228 >[ 80.450945] mmput+0x7e/0x90 >[ 80.450967] do_exit+0x596/0x1390 >[ 80.450993] do_group_exit+0x7a/0x140 >[ 80.451021] __s390x_sys_exit_group+0x46/0x48 >[ 80.451049] do_syscall+0x1c6/0x210 >[ 80.451078] __do_syscall+0xc8/0xf0 >[ 80.451106] system_call+0x70/0x98 > >[ 80.451157] read to 0x0000000170c92c15 of 1 bytes by task 2907 on cpu 2: >[ 80.451188] rcu_all_qs+0x4e/0x1b0 >[ 80.451219] __cond_resched+0x2c/0x78 >[ 80.451250] unmap_page_range+0x9d0/0x1840 >[ 80.451283] unmap_single_vma.isra.0+0xd0/0x140 >[ 80.451320] unmap_vmas+0x152/0x2c8 >[ 80.451339] exit_mmap+0x106/0x580 >[ 80.451357] __mmput+0x9e/0x228 >[ 80.451376] mmput+0x7e/0x90 >[ 80.451394] do_exit+0x596/0x1390 >[ 80.451416] do_group_exit+0x7a/0x140 >[ 80.451439] __s390x_sys_exit_group+0x46/0x48 >[ 80.451464] do_syscall+0x1c6/0x210 >[ 80.451488] __do_syscall+0xc8/0xf0 >[ 80.451512] system_call+0x70/0x98 > >[ 80.451554] Reported by Kernel Concurrency Sanitizer on: >[ 80.451578] CPU: 2 PID: 2907 Comm: dracut Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 80.451624] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 80.451651] ================================================================== >[ 84.353531] ================================================================== >[ 84.353578] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 84.353622] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 84.353647] rcu_report_qs_rdp+0x144/0x228 >[ 84.353672] rcu_core+0x860/0xe00 >[ 84.353696] rcu_core_si+0x30/0x48 >[ 84.353721] __do_softirq+0x14c/0x410 >[ 84.353750] irq_exit_rcu+0xae/0xc8 >[ 84.353774] do_ext_irq+0xd8/0x120 >[ 84.353801] ext_int_handler+0xc4/0xf0 >[ 84.353829] delay_loop+0x7c/0xd0 >[ 84.353856] __udelay+0x36/0x48 >[ 84.353883] kcsan_setup_watchpoint+0x21a/0x568 >[ 84.353913] delay_loop+0x7c/0xd0 >[ 84.353942] __udelay+0x36/0x48 >[ 84.353972] kcsan_setup_watchpoint+0x21a/0x568 >[ 84.354004] delay_loop+0x90/0xd0 >[ 84.354035] __udelay+0x36/0x48 >[ 84.354066] kcsan_setup_watchpoint+0x21a/0x568 >[ 84.354112] delay_loop+0x90/0xd0 >[ 84.354128] __udelay+0x36/0x48 >[ 84.354144] kcsan_setup_watchpoint+0x21a/0x568 >[ 84.354162] delay_loop+0x7c/0xd0 >[ 84.354178] __udelay+0x36/0x48 >[ 84.354195] kcsan_setup_watchpoint+0x21a/0x568 >[ 84.354212] delay_loop+0x90/0xd0 >[ 84.354229] __udelay+0x36/0x48 >[ 84.354245] kcsan_setup_watchpoint+0x21a/0x568 >[ 84.354263] rcu_all_qs+0x4e/0x1b0 >[ 84.354281] __cond_resched+0x2c/0x78 >[ 84.354297] copy_strings.isra.0+0x160/0x4d8 >[ 84.354318] do_execveat_common.isra.0+0x29e/0x3d8 >[ 84.354338] __s390x_sys_execve+0x8a/0xa8 >[ 84.354358] do_syscall+0x1c6/0x210 >[ 84.354376] __do_syscall+0xc8/0xf0 >[ 84.354395] system_call+0x70/0x98 > >[ 84.354422] read to 0x0000000170c73c15 of 1 bytes by task 3135 on cpu 1: >[ 84.354441] rcu_all_qs+0x4e/0x1b0 >[ 84.354460] __cond_resched+0x2c/0x78 >[ 84.354478] copy_strings.isra.0+0x160/0x4d8 >[ 84.354498] do_execveat_common.isra.0+0x29e/0x3d8 >[ 84.354519] __s390x_sys_execve+0x8a/0xa8 >[ 84.354539] do_syscall+0x1c6/0x210 >[ 84.354557] __do_syscall+0xc8/0xf0 >[ 84.354575] system_call+0x70/0x98 > >[ 84.354601] Reported by Kernel Concurrency Sanitizer on: >[ 84.354616] CPU: 1 PID: 3135 Comm: dracut-install Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 84.354649] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 84.354663] ================================================================== >[ 85.143407] ================================================================== >[ 85.143447] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 85.143486] race at unknown origin, with read to 0x0000000000422288 of 8 bytes by task 3210 on cpu 0: >[ 85.143514] arch_vcpu_is_preempted+0x4a/0xe0 >[ 85.143537] mutex_spin_on_owner+0xb4/0x170 >[ 85.143565] __mutex_lock.constprop.0+0x760/0xfc8 >[ 85.143594] __mutex_lock_slowpath+0x38/0x50 >[ 85.143621] mutex_lock+0xb4/0xc8 >[ 85.143647] pipe_write+0x98/0xab8 >[ 85.143675] vfs_write+0x33c/0x588 >[ 85.143701] ksys_write+0x108/0x150 >[ 85.143727] __s390x_sys_write+0x68/0x88 >[ 85.143755] do_syscall+0x1c6/0x210 >[ 85.143785] __do_syscall+0xc8/0xf0 >[ 85.143816] system_call+0x70/0x98 > >[ 85.143871] value changed: 0x000000000000000c -> 0x0000000000000004 > >[ 85.144160] Reported by Kernel Concurrency Sanitizer on: >[ 85.144191] CPU: 0 PID: 3210 Comm: tail Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 85.144228] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 85.144249] ================================================================== >[ 86.206117] ================================================================== >[ 86.206163] BUG: KCSAN: data-race in pipe_read / pipe_write > >[ 86.206205] read (marked) to 0x00000000978e4714 of 4 bytes by task 3216 on cpu 2: >[ 86.206229] pipe_write+0x2b2/0xab8 >[ 86.206253] vfs_write+0x33c/0x588 >[ 86.206274] ksys_write+0x108/0x150 >[ 86.206294] __s390x_sys_write+0x68/0x88 >[ 86.206317] do_syscall+0x1c6/0x210 >[ 86.206341] __do_syscall+0xc8/0xf0 >[ 86.206369] system_call+0x70/0x98 > >[ 86.206414] write to 0x00000000978e4714 of 4 bytes by task 3212 on cpu 1: >[ 86.206442] pipe_read+0x3b4/0x7d0 >[ 86.206470] vfs_read+0x466/0x498 >[ 86.206496] ksys_read+0x108/0x150 >[ 86.206522] __s390x_sys_read+0x68/0x88 >[ 86.206550] do_syscall+0x1c6/0x210 >[ 86.206580] __do_syscall+0xc8/0xf0 >[ 86.206612] system_call+0x70/0x98 > >[ 86.206673] Reported by Kernel Concurrency Sanitizer on: >[ 86.206687] CPU: 1 PID: 3212 Comm: cpio Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 86.206719] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 86.206733] ================================================================== >[ 87.050172] ================================================================== >[ 87.050219] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 87.050265] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 3: >[ 87.050291] hrtimer_active+0x90/0x110 >[ 87.050316] task_tick_fair+0x52/0x3f0 >[ 87.050345] scheduler_tick+0xe6/0x460 >[ 87.050372] update_process_times+0x104/0x120 >[ 87.050399] tick_sched_handle+0x8e/0xd8 >[ 87.050429] tick_nohz_highres_handler+0x82/0x108 >[ 87.050462] __hrtimer_run_queues+0x2d2/0x4d8 >[ 87.050492] hrtimer_interrupt+0x26a/0x528 >[ 87.050522] clock_comparator_work+0x74/0x90 >[ 87.050556] do_IRQ+0x8a/0xa8 >[ 87.050591] do_irq_async+0x7e/0x108 >[ 87.050624] do_ext_irq+0xd2/0x120 >[ 87.050659] ext_int_handler+0xc4/0xf0 >[ 87.050695] __tsan_read8+0x6/0x1a0 >[ 87.050732] delay_loop+0xa0/0xd0 >[ 87.050807] __udelay+0x36/0x48 >[ 87.050829] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.050852] delay_loop+0x7c/0xd0 >[ 87.050873] __udelay+0x36/0x48 >[ 87.050895] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.050919] delay_loop+0x90/0xd0 >[ 87.050942] __udelay+0x36/0x48 >[ 87.050965] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.050992] delay_loop+0x90/0xd0 >[ 87.051017] __udelay+0x36/0x48 >[ 87.051043] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.051072] delay_loop+0x7c/0xd0 >[ 87.051100] __udelay+0x36/0x48 >[ 87.051128] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.051159] delay_loop+0x90/0xd0 >[ 87.051189] __udelay+0x36/0x48 >[ 87.051219] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.051253] btrfs_get_64+0xa2/0x260 [btrfs] >[ 87.052301] __btrfs_check_leaf+0x1400/0x27e8 [btrfs] >[ 87.053201] btrfs_check_leaf+0x38/0x60 [btrfs] >[ 87.054104] btree_csum_one_bio+0x216/0x420 [btrfs] >[ 87.055017] btrfs_submit_bio+0xae0/0xb10 [btrfs] >[ 87.055896] write_one_eb+0x47e/0x7a8 [btrfs] >[ 87.056780] btree_write_cache_pages+0x99a/0xaf0 [btrfs] >[ 87.057659] btree_writepages+0xb8/0xf0 [btrfs] >[ 87.058543] do_writepages+0xa8/0x2d8 >[ 87.058571] __writeback_single_inode+0x78/0x768 >[ 87.058603] writeback_sb_inodes+0x448/0x9f8 >[ 87.058631] wb_writeback+0x138/0x5a0 >[ 87.058659] wb_workfn+0x196/0x9a8 >[ 87.058689] process_one_work+0x3b6/0x838 >[ 87.058718] worker_thread+0x75e/0xb10 >[ 87.058747] kthread+0x21a/0x230 >[ 87.058781] __ret_from_fork+0x6c/0xb8 >[ 87.058813] ret_from_fork+0xa/0x30 > >[ 87.058871] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 87.058904] __hrtimer_run_queues+0x214/0x4d8 >[ 87.058938] hrtimer_interrupt+0x26a/0x528 >[ 87.058973] clock_comparator_work+0x74/0x90 >[ 87.059017] do_IRQ+0x8a/0xa8 >[ 87.059039] do_irq_async+0x7e/0x108 >[ 87.059065] do_ext_irq+0xd2/0x120 >[ 87.059091] ext_int_handler+0xc4/0xf0 >[ 87.059118] __tsan_read8+0x34/0x1a0 >[ 87.059143] delay_loop+0xbe/0xd0 >[ 87.059169] delay_loop+0xa0/0xd0 >[ 87.059196] __udelay+0x36/0x48 >[ 87.059222] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.059250] delay_loop+0x7c/0xd0 >[ 87.059276] __udelay+0x36/0x48 >[ 87.059304] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.059336] delay_loop+0x7c/0xd0 >[ 87.059366] __udelay+0x36/0x48 >[ 87.059398] kcsan_setup_watchpoint+0x21a/0x568 >[ 87.059432] apparmor_file_alloc_security+0xcc/0x3c8 >[ 87.059469] security_file_alloc+0xb8/0x190 >[ 87.059511] init_file+0x82/0x178 >[ 87.059545] alloc_empty_file+0xa6/0x1d0 >[ 87.059581] path_openat+0x6c/0x1c88 >[ 87.059618] do_filp_open+0x13c/0x228 >[ 87.059663] do_sys_openat2+0xd4/0x110 >[ 87.059688] do_sys_open+0x7a/0xc0 >[ 87.059709] __s390x_sys_openat+0x80/0xa0 >[ 87.059732] do_syscall+0x1c6/0x210 >[ 87.059755] __do_syscall+0xc8/0xf0 >[ 87.059779] system_call+0x70/0x98 > >[ 87.059820] Reported by Kernel Concurrency Sanitizer on: >[ 87.059842] CPU: 0 PID: 3333 Comm: dracut-install Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 87.059890] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 87.059916] ================================================================== >[ 89.546508] ================================================================== >[ 89.546545] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 89.546584] race at unknown origin, with read to 0x0000000000422288 of 8 bytes by task 3462 on cpu 2: >[ 89.546610] arch_vcpu_is_preempted+0x4a/0xe0 >[ 89.546632] mutex_spin_on_owner+0xb4/0x170 >[ 89.546660] __mutex_lock.constprop.0+0x760/0xfc8 >[ 89.546690] __mutex_lock_slowpath+0x38/0x50 >[ 89.546719] mutex_lock+0xb4/0xc8 >[ 89.546745] pipe_release+0x4c/0x170 >[ 89.546775] __fput+0x12a/0x4f0 >[ 89.546801] __fput_sync+0x78/0x90 >[ 89.546827] __s390x_sys_close+0x82/0xc8 >[ 89.546859] do_syscall+0x1c6/0x210 >[ 89.546888] __do_syscall+0xc8/0xf0 >[ 89.546920] system_call+0x70/0x98 > >[ 89.546973] value changed: 0x000000000000000c -> 0x0000000000000004 > >[ 89.547033] Reported by Kernel Concurrency Sanitizer on: >[ 89.547048] CPU: 2 PID: 3462 Comm: find Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 89.547096] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 89.547115] ================================================================== >[ 91.302601] ================================================================== >[ 91.302646] BUG: KCSAN: data-race in pipe_read / pipe_release > >[ 91.302690] read (marked) to 0x00000000843fc2a8 of 4 bytes by task 1655 on cpu 0: >[ 91.302716] pipe_read+0x546/0x7d0 >[ 91.302742] vfs_read+0x466/0x498 >[ 91.302763] ksys_read+0x108/0x150 >[ 91.302785] __s390x_sys_read+0x68/0x88 >[ 91.302809] do_syscall+0x1c6/0x210 >[ 91.302837] __do_syscall+0xc8/0xf0 >[ 91.302872] system_call+0x70/0x98 > >[ 91.302919] write to 0x00000000843fc2a8 of 4 bytes by task 3570 on cpu 2: >[ 91.302947] pipe_release+0x98/0x170 >[ 91.302976] __fput+0x12a/0x4f0 >[ 91.303001] __fput_sync+0x78/0x90 >[ 91.303028] __s390x_sys_close+0x82/0xc8 >[ 91.303059] do_syscall+0x1c6/0x210 >[ 91.303089] __do_syscall+0xc8/0xf0 >[ 91.303121] system_call+0x70/0x98 > >[ 91.303180] Reported by Kernel Concurrency Sanitizer on: >[ 91.303195] CPU: 2 PID: 3570 Comm: uname Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 91.303227] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 91.303241] ================================================================== >[ 92.680171] ================================================================== >[ 92.680212] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 92.680255] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 3759 on cpu 0: >[ 92.680286] arch_vcpu_is_preempted+0x4a/0xe0 >[ 92.680314] rwsem_spin_on_owner+0x84/0x178 >[ 92.680344] rwsem_down_write_slowpath+0xfc/0xd60 >[ 92.680374] down_write+0xd8/0xf0 >[ 92.680399] mmap_region+0x672/0x1210 >[ 92.680425] do_mmap+0x598/0x6b0 >[ 92.680450] vm_mmap_pgoff+0x112/0x208 >[ 92.680480] ksys_mmap_pgoff+0x26e/0x428 >[ 92.680512] __s390x_sys_old_mmap+0xf2/0x148 >[ 92.680547] do_syscall+0x1c6/0x210 >[ 92.680580] __do_syscall+0xc8/0xf0 >[ 92.680615] system_call+0x70/0x98 > >[ 92.680676] value changed: 0x0000000000000004 -> 0x000000000000000c > >[ 92.680790] Reported by Kernel Concurrency Sanitizer on: >[ 92.680818] CPU: 0 PID: 3759 Comm: sed Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 92.680861] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 92.680884] ================================================================== >[ 93.532524] device-mapper: uevent: version 1.0.3 >[ 93.533931] device-mapper: ioctl: 4.48.0-ioctl (2023-03-01) initialised: dm-devel@redhat.com >[ 94.458956] block dasda: the capability attribute has been deprecated. >[ 94.461857] ================================================================== >[ 94.461887] BUG: KCSAN: data-race in set_nlink / set_nlink > >[ 94.461926] read to 0x0000000080703748 of 4 bytes by task 3998 on cpu 2: >[ 94.461951] set_nlink+0x3c/0x120 >[ 94.461974] kernfs_refresh_inode+0x1a6/0x1b8 >[ 94.462000] kernfs_iop_permission+0x88/0xc8 >[ 94.462026] inode_permission+0x1a0/0x2d0 >[ 94.462051] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 94.462081] path_lookupat+0x6c/0x360 >[ 94.462107] filename_lookup+0x156/0x2d8 >[ 94.462134] vfs_statx+0x96/0x228 >[ 94.462163] vfs_fstatat+0x98/0x120 >[ 94.462191] __do_sys_newfstatat+0x4a/0x78 >[ 94.462222] __s390x_sys_newfstatat+0x7c/0x98 >[ 94.462255] do_syscall+0x1c6/0x210 >[ 94.462287] __do_syscall+0xc8/0xf0 >[ 94.462341] system_call+0x70/0x98 > >[ 94.462369] write to 0x0000000080703748 of 4 bytes by task 633 on cpu 3: >[ 94.462389] set_nlink+0x6e/0x120 >[ 94.462404] kernfs_refresh_inode+0x1a6/0x1b8 >[ 94.462421] kernfs_iop_permission+0x88/0xc8 >[ 94.462438] inode_permission+0x1a0/0x2d0 >[ 94.462453] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 94.462472] path_lookupat+0x6c/0x360 >[ 94.462489] filename_lookup+0x156/0x2d8 >[ 94.462506] user_path_at_empty+0x66/0x90 >[ 94.462524] do_readlinkat+0x7c/0x1c0 >[ 94.462542] __s390x_sys_readlinkat+0x7c/0x98 >[ 94.462562] do_syscall+0x1c6/0x210 >[ 94.462580] __do_syscall+0xc8/0xf0 >[ 94.462599] system_call+0x70/0x98 > >[ 94.462627] Reported by Kernel Concurrency Sanitizer on: >[ 94.462642] CPU: 3 PID: 633 Comm: systemd-journal Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 94.462676] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 94.462690] ================================================================== >[ 98.001443] ================================================================== >[ 98.001482] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 98.001520] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 412 on cpu 3: >[ 98.001546] arch_vcpu_is_preempted+0x4a/0xe0 >[ 98.001569] osq_lock+0x17c/0x330 >[ 98.001594] __mutex_lock.constprop.0+0x428/0xfc8 >[ 98.001622] __mutex_lock_slowpath+0x38/0x50 >[ 98.001648] mutex_lock+0xb4/0xc8 >[ 98.001673] btrfs_delayed_update_inode+0x68/0x368 [btrfs] >[ 98.002664] btrfs_update_inode+0x108/0x1c8 [btrfs] >[ 98.003465] btrfs_update_inode_fallback+0x3c/0x80 [btrfs] >[ 98.004279] btrfs_finish_one_ordered+0xbe0/0x11a0 [btrfs] >[ 98.005086] btrfs_finish_ordered_io+0xc0/0xe8 [btrfs] >[ 98.005894] finish_ordered_fn+0x36/0x48 [btrfs] >[ 98.006715] btrfs_work_helper+0x160/0x7a0 [btrfs] >[ 98.007535] process_one_work+0x3b6/0x838 >[ 98.007557] worker_thread+0x75e/0xb10 >[ 98.007577] kthread+0x21a/0x230 >[ 98.007599] __ret_from_fork+0x6c/0xb8 >[ 98.007639] ret_from_fork+0xa/0x30 > >[ 98.007679] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 98.007715] Reported by Kernel Concurrency Sanitizer on: >[ 98.007735] CPU: 3 PID: 412 Comm: kworker/u132:2 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 98.007780] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 98.007805] Workqueue: btrfs-endio-write btrfs_work_helper [btrfs] >[ 98.008623] ================================================================== >[ 99.816861] ================================================================== >[ 99.816908] BUG: KCSAN: data-race in rcu_all_qs / rcu_implicit_dynticks_qs > >[ 99.816954] write (marked) to 0x0000000170cb1c15 of 1 bytes by task 16 on cpu 1: >[ 99.816979] rcu_implicit_dynticks_qs+0x22a/0xab8 >[ 99.817006] force_qs_rnp+0x308/0x6d8 >[ 99.817031] rcu_gp_fqs_loop+0x76c/0xa70 >[ 99.817056] rcu_gp_kthread+0x2ee/0x3d8 >[ 99.817084] kthread+0x21a/0x230 >[ 99.817114] __ret_from_fork+0x6c/0xb8 >[ 99.817142] ret_from_fork+0xa/0x30 > >[ 99.817194] read to 0x0000000170cb1c15 of 1 bytes by task 4470 on cpu 3: >[ 99.817225] rcu_all_qs+0x4e/0x1b0 >[ 99.817256] __cond_resched+0x2c/0x78 >[ 99.817286] btrfs_page_start_writer_lock+0x56/0x2a0 [btrfs] >[ 99.818304] lock_delalloc_pages+0x16c/0x390 [btrfs] >[ 99.819111] find_lock_delalloc_range+0x322/0x500 [btrfs] >[ 99.819934] writepage_delalloc+0xd8/0x1d8 [btrfs] >[ 99.820752] extent_write_cache_pages+0x4b6/0xd50 [btrfs] >[ 99.821557] extent_writepages+0xd4/0x1a8 [btrfs] >[ 99.822355] btrfs_writepages+0x3c/0x58 [btrfs] >[ 99.823143] do_writepages+0xa8/0x2d8 >[ 99.823169] filemap_fdatawrite_wbc+0xe6/0x130 >[ 99.823196] __filemap_fdatawrite_range+0xa6/0xc0 >[ 99.823224] filemap_flush+0x48/0x68 >[ 99.823249] btrfs_defrag_file+0x1bd6/0x1e58 [btrfs] >[ 99.824047] btrfs_ioctl_defrag+0x1fc/0x288 [btrfs] >[ 99.824847] btrfs_ioctl+0xffc/0x31a0 [btrfs] >[ 99.825643] __s390x_sys_ioctl+0x108/0x150 >[ 99.825674] do_syscall+0x1c6/0x210 >[ 99.825705] __do_syscall+0xc8/0xf0 >[ 99.825734] system_call+0x70/0x98 > >[ 99.825785] Reported by Kernel Concurrency Sanitizer on: >[ 99.825813] CPU: 3 PID: 4470 Comm: btrfs Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 99.825866] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 99.825881] ================================================================== >[ 101.326857] ================================================================== >[ 101.326903] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 101.326947] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 1: >[ 101.326978] hrtimer_active+0x90/0x110 >[ 101.327006] task_tick_fair+0x52/0x3f0 >[ 101.327035] scheduler_tick+0xe6/0x460 >[ 101.327062] update_process_times+0x104/0x120 >[ 101.327088] tick_sched_handle+0x8e/0xd8 >[ 101.327122] tick_nohz_highres_handler+0x82/0x108 >[ 101.327157] __hrtimer_run_queues+0x2d2/0x4d8 >[ 101.327191] hrtimer_interrupt+0x26a/0x528 >[ 101.327226] clock_comparator_work+0x74/0x90 >[ 101.327261] do_IRQ+0x8a/0xa8 >[ 101.327295] do_irq_async+0x7e/0x108 >[ 101.327332] do_ext_irq+0xd2/0x120 >[ 101.327371] ext_int_handler+0xc4/0xf0 >[ 101.327409] __mod_lruvec_state+0x3c/0x80 >[ 101.327446] __mod_lruvec_page_state+0x132/0x230 >[ 101.327534] page_remove_rmap+0x1f6/0x428 >[ 101.327561] unmap_page_range+0x892/0x1840 >[ 101.327587] unmap_single_vma.isra.0+0xd0/0x140 >[ 101.327611] unmap_vmas+0x152/0x2c8 >[ 101.327634] exit_mmap+0x106/0x580 >[ 101.327654] __mmput+0x9e/0x228 >[ 101.327676] mmput+0x7e/0x90 >[ 101.327696] do_exit+0x596/0x1390 >[ 101.327722] do_group_exit+0x7a/0x140 >[ 101.327748] __s390x_sys_exit_group+0x46/0x48 >[ 101.327776] do_syscall+0x1c6/0x210 >[ 101.327802] __do_syscall+0xc8/0xf0 >[ 101.327830] system_call+0x70/0x98 > >[ 101.327878] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 101.327907] __hrtimer_run_queues+0x1b2/0x4d8 >[ 101.327938] hrtimer_interrupt+0x26a/0x528 >[ 101.327968] clock_comparator_work+0x74/0x90 >[ 101.328000] do_IRQ+0x8a/0xa8 >[ 101.328032] do_irq_async+0x7e/0x108 >[ 101.328066] do_ext_irq+0x96/0x120 >[ 101.328111] ext_int_handler+0xc4/0xf0 >[ 101.328133] psw_idle_exit+0x0/0xa >[ 101.328154] arch_cpu_idle+0x36/0x48 >[ 101.328176] default_idle_call+0x3c/0x108 >[ 101.328199] do_idle+0xda/0x170 >[ 101.328220] cpu_startup_entry+0x40/0x48 >[ 101.328242] rest_init+0x132/0x148 >[ 101.328267] arch_call_rest_init+0x2c/0x30 >[ 101.328291] start_kernel+0x980/0xde8 >[ 101.328314] startup_continue+0x36/0x40 > >[ 101.328355] Reported by Kernel Concurrency Sanitizer on: >[ 101.328378] CPU: 0 PID: 0 Comm: swapper/0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 101.328423] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 101.328451] ================================================================== >[ 101.386840] ================================================================== >[ 101.386881] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 101.386930] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 101.386959] rcu_report_qs_rdp+0x144/0x228 >[ 101.386988] rcu_core+0x860/0xe00 >[ 101.387016] rcu_core_si+0x30/0x48 >[ 101.387044] __do_softirq+0x14c/0x410 >[ 101.387074] irq_exit_rcu+0xae/0xc8 >[ 101.387101] do_ext_irq+0xd8/0x120 >[ 101.387131] ext_int_handler+0xc4/0xf0 >[ 101.387162] delay_loop+0x6a/0xd0 >[ 101.387192] delay_loop+0xa0/0xd0 >[ 101.387224] __udelay+0x36/0x48 >[ 101.387255] kcsan_setup_watchpoint+0x21a/0x568 >[ 101.387295] rcu_all_qs+0x4e/0x1b0 >[ 101.387313] __cond_resched+0x2c/0x78 >[ 101.387330] mutex_lock+0x30/0xc8 >[ 101.387346] perf_event_exit_task+0x44/0x408 >[ 101.387366] do_exit+0x638/0x1390 >[ 101.387383] do_group_exit+0x7a/0x140 >[ 101.387401] __s390x_sys_exit_group+0x46/0x48 >[ 101.387419] do_syscall+0x1c6/0x210 >[ 101.387436] __do_syscall+0xc8/0xf0 >[ 101.387453] system_call+0x70/0x98 > >[ 101.387479] read to 0x0000000170c92c15 of 1 bytes by task 4570 on cpu 2: >[ 101.387496] rcu_all_qs+0x4e/0x1b0 >[ 101.387515] __cond_resched+0x2c/0x78 >[ 101.387531] mutex_lock+0x30/0xc8 >[ 101.387548] perf_event_exit_task+0x44/0x408 >[ 101.387568] do_exit+0x638/0x1390 >[ 101.387585] do_group_exit+0x7a/0x140 >[ 101.387603] __s390x_sys_exit_group+0x46/0x48 >[ 101.387622] do_syscall+0x1c6/0x210 >[ 101.387639] __do_syscall+0xc8/0xf0 >[ 101.387656] system_call+0x70/0x98 > >[ 101.387681] Reported by Kernel Concurrency Sanitizer on: >[ 101.387696] CPU: 2 PID: 4570 Comm: sed Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 101.387728] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 101.387743] ================================================================== >[ 103.041312] ================================================================== >[ 103.041350] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 103.041394] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 1655 on cpu 2: >[ 103.041425] arch_vcpu_is_preempted+0x4a/0xe0 >[ 103.041453] mutex_spin_on_owner+0xb4/0x170 >[ 103.041484] __mutex_lock.constprop.0+0x760/0xfc8 >[ 103.041517] __mutex_lock_killable_slowpath+0x38/0x58 >[ 103.041549] mutex_lock_killable+0xbc/0xd8 >[ 103.041580] pcpu_alloc+0x912/0xf58 >[ 103.041607] __alloc_percpu+0x44/0x60 >[ 103.041634] mm_init+0x4f6/0x8a8 >[ 103.041661] copy_process+0x1a60/0x3130 >[ 103.041691] kernel_clone+0xc8/0x568 >[ 103.041720] __do_sys_clone+0xcc/0xe8 >[ 103.041749] __s390x_sys_clone+0x90/0xb0 >[ 103.041780] do_syscall+0x1c6/0x210 >[ 103.041814] __do_syscall+0xc8/0xf0 >[ 103.041862] system_call+0x70/0x98 > >[ 103.041894] value changed: 0x0000000000000004 -> 0x000000000000000c > >[ 103.041923] Reported by Kernel Concurrency Sanitizer on: >[ 103.041940] CPU: 2 PID: 1655 Comm: dracut Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 103.041976] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 103.041992] ================================================================== >[ 104.430197] ================================================================== >[ 104.430242] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 104.430285] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 104.430310] rcu_report_qs_rdp+0x144/0x228 >[ 104.430334] rcu_core+0x860/0xe00 >[ 104.430358] rcu_core_si+0x30/0x48 >[ 104.430382] __do_softirq+0x14c/0x410 >[ 104.430409] irq_exit_rcu+0xae/0xc8 >[ 104.430433] do_ext_irq+0xd8/0x120 >[ 104.430458] ext_int_handler+0xc4/0xf0 >[ 104.430486] delay_loop+0x6a/0xd0 >[ 104.430513] delay_loop+0xa0/0xd0 >[ 104.430540] __udelay+0x36/0x48 >[ 104.430568] kcsan_setup_watchpoint+0x21a/0x568 >[ 104.430598] delay_loop+0x90/0xd0 >[ 104.430628] __udelay+0x36/0x48 >[ 104.430658] kcsan_setup_watchpoint+0x21a/0x568 >[ 104.430690] delay_loop+0x90/0xd0 >[ 104.430721] __udelay+0x36/0x48 >[ 104.430827] kcsan_setup_watchpoint+0x21a/0x568 >[ 104.430855] delay_loop+0x90/0xd0 >[ 104.430875] __udelay+0x36/0x48 >[ 104.430895] kcsan_setup_watchpoint+0x21a/0x568 >[ 104.430916] rcu_all_qs+0x4e/0x1b0 >[ 104.430937] __cond_resched+0x2c/0x78 >[ 104.430958] __alloc_pages+0x1d8/0x330 >[ 104.430979] alloc_pages_mpol+0x17c/0x380 >[ 104.431003] vma_alloc_folio+0x7e/0x110 >[ 104.431027] do_wp_page+0x7c4/0x1b90 >[ 104.431052] __handle_mm_fault+0x10c0/0x23b0 >[ 104.431078] handle_mm_fault+0x278/0x458 >[ 104.431105] do_exception+0x216/0x930 >[ 104.431132] do_protection_exception+0xca/0x178 >[ 104.431161] __do_pgm_check+0xf4/0x188 >[ 104.431195] pgm_check_handler+0x116/0x168 > >[ 104.431253] read to 0x0000000170c54c15 of 1 bytes by task 4860 on cpu 0: >[ 104.431286] rcu_all_qs+0x4e/0x1b0 >[ 104.431322] __cond_resched+0x2c/0x78 >[ 104.431376] __alloc_pages+0x1d8/0x330 >[ 104.431401] alloc_pages_mpol+0x17c/0x380 >[ 104.431423] vma_alloc_folio+0x7e/0x110 >[ 104.431446] do_wp_page+0x7c4/0x1b90 >[ 104.431467] __handle_mm_fault+0x10c0/0x23b0 >[ 104.431489] handle_mm_fault+0x278/0x458 >[ 104.431513] do_exception+0x216/0x930 >[ 104.431536] do_protection_exception+0xca/0x178 >[ 104.431561] __do_pgm_check+0xf4/0x188 >[ 104.431587] pgm_check_handler+0x116/0x168 > >[ 104.431630] Reported by Kernel Concurrency Sanitizer on: >[ 104.431654] CPU: 0 PID: 4860 Comm: grep Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 104.431699] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 104.431728] ================================================================== >[ 106.636829] ================================================================== >[ 106.636873] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 106.636916] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 1: >[ 106.636941] hrtimer_active+0x90/0x110 >[ 106.636965] task_tick_fair+0x52/0x3f0 >[ 106.636993] scheduler_tick+0xe6/0x460 >[ 106.637021] update_process_times+0x104/0x120 >[ 106.637047] tick_sched_handle+0x8e/0xd8 >[ 106.637077] tick_nohz_highres_handler+0x82/0x108 >[ 106.637108] __hrtimer_run_queues+0x2d2/0x4d8 >[ 106.637137] hrtimer_interrupt+0x26a/0x528 >[ 106.637167] clock_comparator_work+0x74/0x90 >[ 106.637199] do_IRQ+0x8a/0xa8 >[ 106.637230] do_irq_async+0x7e/0x108 >[ 106.637264] do_ext_irq+0xd2/0x120 >[ 106.637298] ext_int_handler+0xc4/0xf0 >[ 106.637333] __kcsan_check_access+0x4c/0x1a0 >[ 106.637368] dup_fd+0x3d2/0x700 >[ 106.637457] copy_process+0xf1e/0x3130 >[ 106.637482] kernel_clone+0xc8/0x568 >[ 106.637501] __do_sys_clone+0xcc/0xe8 >[ 106.637521] __s390x_sys_clone+0x90/0xb0 >[ 106.637542] do_syscall+0x1c6/0x210 >[ 106.637564] __do_syscall+0xc8/0xf0 >[ 106.637588] system_call+0x70/0x98 > >[ 106.637628] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 106.637655] __hrtimer_run_queues+0x214/0x4d8 >[ 106.637682] hrtimer_interrupt+0x26a/0x528 >[ 106.637709] clock_comparator_work+0x74/0x90 >[ 106.637738] do_IRQ+0x8a/0xa8 >[ 106.637766] do_irq_async+0x7e/0x108 >[ 106.637796] do_ext_irq+0xd2/0x120 >[ 106.637825] ext_int_handler+0xc4/0xf0 >[ 106.637857] __tsan_read8+0x148/0x1a0 >[ 106.637887] unmap_page_range+0x742/0x1840 >[ 106.637923] unmap_single_vma.isra.0+0xd0/0x140 >[ 106.637959] unmap_vmas+0x152/0x2c8 >[ 106.637994] exit_mmap+0x106/0x580 >[ 106.638035] __mmput+0x9e/0x228 >[ 106.638052] mmput+0x7e/0x90 >[ 106.638069] begin_new_exec+0xb6e/0x1878 >[ 106.638091] load_elf_binary+0x82c/0x2638 >[ 106.638115] bprm_execve+0x50c/0xb50 >[ 106.638138] do_execveat_common.isra.0+0x328/0x3d8 >[ 106.638164] __s390x_sys_execve+0x8a/0xa8 >[ 106.638189] do_syscall+0x1c6/0x210 >[ 106.638213] __do_syscall+0xc8/0xf0 >[ 106.638239] system_call+0x70/0x98 > >[ 106.638283] Reported by Kernel Concurrency Sanitizer on: >[ 106.638307] CPU: 0 PID: 5123 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 106.638352] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 106.638379] ================================================================== >[ 108.896830] ================================================================== >[ 108.896878] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 108.896924] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 2: >[ 108.896951] hrtimer_active+0x90/0x110 >[ 108.896977] task_tick_fair+0x52/0x3f0 >[ 108.897008] scheduler_tick+0xe6/0x460 >[ 108.897037] update_process_times+0x104/0x120 >[ 108.897066] tick_sched_handle+0x8e/0xd8 >[ 108.897098] tick_nohz_highres_handler+0x82/0x108 >[ 108.897130] __hrtimer_run_queues+0x2d2/0x4d8 >[ 108.897162] hrtimer_interrupt+0x26a/0x528 >[ 108.897194] clock_comparator_work+0x74/0x90 >[ 108.897229] do_IRQ+0x8a/0xa8 >[ 108.897264] do_irq_async+0x7e/0x108 >[ 108.897300] do_ext_irq+0xd2/0x120 >[ 108.897338] ext_int_handler+0xc4/0xf0 >[ 108.897377] percpu_counter_add_batch+0xb6/0x170 >[ 108.897416] percpu_counter_add_batch+0x9e/0x170 >[ 108.897521] set_pte_range+0x1bc/0x5c0 >[ 108.897552] filemap_map_pages+0x5f6/0x910 >[ 108.897581] __handle_mm_fault+0x14cc/0x23b0 >[ 108.897607] handle_mm_fault+0x278/0x458 >[ 108.897632] do_exception+0x216/0x930 >[ 108.897659] do_dat_exception+0x38/0x50 >[ 108.897687] __do_pgm_check+0xf4/0x188 >[ 108.897716] pgm_check_handler+0x116/0x168 > >[ 108.897766] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 108.897797] __hrtimer_run_queues+0x1b2/0x4d8 >[ 108.897829] hrtimer_interrupt+0x26a/0x528 >[ 108.897862] clock_comparator_work+0x74/0x90 >[ 108.897895] do_IRQ+0x8a/0xa8 >[ 108.897930] do_irq_async+0x7e/0x108 >[ 108.897966] do_ext_irq+0xd2/0x120 >[ 108.898002] ext_int_handler+0xc4/0xf0 >[ 108.898039] __tsan_read_range+0x6/0x1a8 >[ 108.898077] delay_loop+0x7c/0xd0 >[ 108.898114] __udelay+0x36/0x48 >[ 108.898151] kcsan_setup_watchpoint+0x21a/0x568 >[ 108.898221] delay_loop+0x7c/0xd0 >[ 108.898250] __udelay+0x36/0x48 >[ 108.898274] kcsan_setup_watchpoint+0x21a/0x568 >[ 108.898300] seq_read_iter+0x2d0/0x960 >[ 108.898325] seq_read+0x116/0x150 >[ 108.898350] proc_reg_read+0x12c/0x198 >[ 108.898378] vfs_read+0xc6/0x498 >[ 108.898402] ksys_read+0xa2/0x150 >[ 108.898426] __s390x_sys_read+0x68/0x88 >[ 108.898452] do_syscall+0x1c6/0x210 >[ 108.898481] __do_syscall+0xc8/0xf0 >[ 108.898511] system_call+0x70/0x98 > >[ 108.898562] Reported by Kernel Concurrency Sanitizer on: >[ 108.898590] CPU: 0 PID: 5375 Comm: chzdev Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 108.898640] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 108.898672] ================================================================== >[ 109.893500] ================================================================== >[ 109.893544] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 109.893586] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 109.893609] rcu_report_qs_rdp+0x144/0x228 >[ 109.893633] rcu_core+0x860/0xe00 >[ 109.893657] rcu_core_si+0x30/0x48 >[ 109.893681] __do_softirq+0x14c/0x410 >[ 109.893708] irq_exit_rcu+0xae/0xc8 >[ 109.893732] do_ext_irq+0xd8/0x120 >[ 109.893758] ext_int_handler+0xc4/0xf0 >[ 109.893785] __tsan_read_range+0x162/0x1a8 >[ 109.893813] delay_loop+0x90/0xd0 >[ 109.893840] __udelay+0x36/0x48 >[ 109.893867] kcsan_setup_watchpoint+0x21a/0x568 >[ 109.893896] rcu_all_qs+0x4e/0x1b0 >[ 109.893926] __cond_resched+0x2c/0x78 >[ 109.893956] down_read+0x30/0x1a0 >[ 109.893986] kernfs_iop_permission+0x7a/0xc8 >[ 109.894019] inode_permission+0x1a0/0x2d0 >[ 109.894110] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 109.894138] path_openat+0x148/0x1c88 >[ 109.894157] do_filp_open+0x13c/0x228 >[ 109.894177] do_sys_openat2+0xd4/0x110 >[ 109.894199] do_sys_open+0x7a/0xc0 >[ 109.894221] __s390x_sys_openat+0x80/0xa0 >[ 109.894243] do_syscall+0x1c6/0x210 >[ 109.894266] __do_syscall+0xc8/0xf0 >[ 109.894290] system_call+0x70/0x98 > >[ 109.894331] read to 0x0000000170c54c15 of 1 bytes by task 5473 on cpu 0: >[ 109.894356] rcu_all_qs+0x4e/0x1b0 >[ 109.894383] __cond_resched+0x2c/0x78 >[ 109.894408] down_read+0x30/0x1a0 >[ 109.894434] kernfs_iop_permission+0x7a/0xc8 >[ 109.894463] inode_permission+0x1a0/0x2d0 >[ 109.894492] link_path_walk.part.0.constprop.0+0x494/0x678 >[ 109.894525] path_openat+0x148/0x1c88 >[ 109.894555] do_filp_open+0x13c/0x228 >[ 109.894586] do_sys_openat2+0xd4/0x110 >[ 109.894627] do_sys_open+0x7a/0xc0 >[ 109.894646] __s390x_sys_openat+0x80/0xa0 >[ 109.894666] do_syscall+0x1c6/0x210 >[ 109.894685] __do_syscall+0xc8/0xf0 >[ 109.894705] system_call+0x70/0x98 > >[ 109.894738] Reported by Kernel Concurrency Sanitizer on: >[ 109.894757] CPU: 0 PID: 5473 Comm: chzdev Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 109.894796] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 109.894818] ================================================================== >[ 110.497390] ================================================================== >[ 110.497428] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 110.497469] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 5528 on cpu 2: >[ 110.497499] arch_vcpu_is_preempted+0x4a/0xe0 >[ 110.497526] rwsem_spin_on_owner+0x84/0x178 >[ 110.497557] rwsem_down_write_slowpath+0xfc/0xd60 >[ 110.497589] down_write+0xd8/0xf0 >[ 110.497616] unlink_file_vma+0x5c/0xc0 >[ 110.497647] free_pgtables+0x27c/0x308 >[ 110.497674] exit_mmap+0x1fa/0x580 >[ 110.497703] __mmput+0x9e/0x228 >[ 110.497733] mmput+0x7e/0x90 >[ 110.497764] do_exit+0x596/0x1390 >[ 110.497795] do_group_exit+0x7a/0x140 >[ 110.497829] __s390x_sys_exit_group+0x46/0x48 >[ 110.497864] do_syscall+0x1c6/0x210 >[ 110.497899] __do_syscall+0xc8/0xf0 >[ 110.497935] system_call+0x70/0x98 > >[ 110.498005] value changed: 0x0000000000000004 -> 0x000000000000000c > >[ 110.498033] Reported by Kernel Concurrency Sanitizer on: >[ 110.498049] CPU: 2 PID: 5528 Comm: dracut Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 110.498095] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 110.498119] ================================================================== >[ 112.316841] ================================================================== >[ 112.316887] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 112.316927] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 2: >[ 112.316951] hrtimer_active+0x90/0x110 >[ 112.316974] task_tick_fair+0x52/0x3f0 >[ 112.317002] scheduler_tick+0xe6/0x460 >[ 112.317028] update_process_times+0x104/0x120 >[ 112.317053] tick_sched_handle+0x8e/0xd8 >[ 112.317082] tick_nohz_highres_handler+0x82/0x108 >[ 112.317112] __hrtimer_run_queues+0x2d2/0x4d8 >[ 112.317140] hrtimer_interrupt+0x26a/0x528 >[ 112.317169] clock_comparator_work+0x74/0x90 >[ 112.317199] do_IRQ+0x8a/0xa8 >[ 112.317231] do_irq_async+0x7e/0x108 >[ 112.317265] do_ext_irq+0xd2/0x120 >[ 112.317299] ext_int_handler+0xc4/0xf0 >[ 112.317335] __tsan_read8+0x4e/0x1a0 >[ 112.317368] delay_loop+0xa0/0xd0 >[ 112.317455] __udelay+0x36/0x48 >[ 112.317477] kcsan_setup_watchpoint+0x21a/0x568 >[ 112.317498] delay_loop+0x7c/0xd0 >[ 112.317518] __udelay+0x36/0x48 >[ 112.317538] kcsan_setup_watchpoint+0x21a/0x568 >[ 112.317561] delay_loop+0x90/0xd0 >[ 112.317583] __udelay+0x36/0x48 >[ 112.317606] kcsan_setup_watchpoint+0x21a/0x568 >[ 112.317630] delay_loop+0x7c/0xd0 >[ 112.317655] __udelay+0x36/0x48 >[ 112.317680] kcsan_setup_watchpoint+0x21a/0x568 >[ 112.317707] delay_loop+0x7c/0xd0 >[ 112.317733] __udelay+0x36/0x48 >[ 112.317760] kcsan_setup_watchpoint+0x21a/0x568 >[ 112.317790] btrfs_get_token_32+0x25c/0x3a8 [btrfs] >[ 112.318884] setup_items_for_insert.isra.0+0x45c/0x7a0 [btrfs] >[ 112.319750] btrfs_insert_empty_items+0xd6/0x108 [btrfs] >[ 112.320619] __btrfs_run_delayed_refs+0x1054/0x2390 [btrfs] >[ 112.321490] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 112.322372] btrfs_commit_transaction+0x122/0x1b30 [btrfs] >[ 112.323234] btrfs_mksubvol+0x55c/0x878 [btrfs] >[ 112.324115] btrfs_mksnapshot+0xe6/0x128 [btrfs] >[ 112.324982] __btrfs_ioctl_snap_create+0x292/0x298 [btrfs] >[ 112.325847] btrfs_ioctl_snap_create_v2+0x154/0x238 [btrfs] >[ 112.326716] btrfs_ioctl+0x1ab0/0x31a0 [btrfs] >[ 112.327592] __s390x_sys_ioctl+0x108/0x150 >[ 112.327621] do_syscall+0x1c6/0x210 >[ 112.327648] __do_syscall+0xc8/0xf0 >[ 112.327676] system_call+0x70/0x98 > >[ 112.327724] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 112.327753] __hrtimer_run_queues+0x214/0x4d8 >[ 112.327782] hrtimer_interrupt+0x26a/0x528 >[ 112.327813] clock_comparator_work+0x74/0x90 >[ 112.327844] do_IRQ+0x8a/0xa8 >[ 112.327876] do_irq_async+0x7e/0x108 >[ 112.327910] do_ext_irq+0xd2/0x120 >[ 112.327943] ext_int_handler+0xc4/0xf0 >[ 112.327987] mas_wr_node_store+0x2a8/0xbe0 >[ 112.328009] mas_wr_store_entry.isra.0+0x244/0x568 >[ 112.328031] mas_store_prealloc+0x58/0x160 >[ 112.328054] vma_complete+0x5f8/0x688 >[ 112.328078] __split_vma+0x49e/0x568 >[ 112.328101] do_vmi_align_munmap+0x18e/0x878 >[ 112.328127] do_vmi_munmap+0x11a/0x1b0 >[ 112.328153] __vm_munmap+0x106/0x1c8 >[ 112.328175] vm_munmap+0x40/0x60 >[ 112.328197] elf_load+0x2ea/0x378 >[ 112.328224] load_elf_binary+0x151e/0x2638 >[ 112.328252] bprm_execve+0x50c/0xb50 >[ 112.328282] do_execveat_common.isra.0+0x328/0x3d8 >[ 112.328314] __s390x_sys_execve+0x8a/0xa8 >[ 112.328346] do_syscall+0x1c6/0x210 >[ 112.328376] __do_syscall+0xc8/0xf0 >[ 112.328407] system_call+0x70/0x98 > >[ 112.328461] Reported by Kernel Concurrency Sanitizer on: >[ 112.328492] CPU: 0 PID: 5716 Comm: dracut-install Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 112.328551] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 112.328568] ================================================================== >[ 113.950161] ================================================================== >[ 113.950206] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 113.950249] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 113.950274] rcu_report_qs_rdp+0x144/0x228 >[ 113.950300] rcu_core+0x860/0xe00 >[ 113.950323] rcu_core_si+0x30/0x48 >[ 113.950348] __do_softirq+0x14c/0x410 >[ 113.950377] irq_exit_rcu+0xae/0xc8 >[ 113.950401] do_ext_irq+0xd8/0x120 >[ 113.950427] ext_int_handler+0xc4/0xf0 >[ 113.950454] __tsan_read_range+0x168/0x1a8 >[ 113.950481] delay_loop+0x90/0xd0 >[ 113.950509] __udelay+0x36/0x48 >[ 113.950537] kcsan_setup_watchpoint+0x21a/0x568 >[ 113.950568] delay_loop+0x90/0xd0 >[ 113.950598] __udelay+0x36/0x48 >[ 113.950627] kcsan_setup_watchpoint+0x21a/0x568 >[ 113.950659] rcu_all_qs+0x4e/0x1b0 >[ 113.950692] __cond_resched+0x2c/0x78 >[ 113.950791] count.constprop.0.isra.0+0xce/0x130 >[ 113.950820] do_execveat_common.isra.0+0x18c/0x3d8 >[ 113.950844] __s390x_sys_execve+0x8a/0xa8 >[ 113.950866] do_syscall+0x1c6/0x210 >[ 113.950888] __do_syscall+0xc8/0xf0 >[ 113.950910] system_call+0x70/0x98 > >[ 113.950948] read to 0x0000000170c54c15 of 1 bytes by task 5906 on cpu 0: >[ 113.950972] rcu_all_qs+0x4e/0x1b0 >[ 113.950997] __cond_resched+0x2c/0x78 >[ 113.951022] count.constprop.0.isra.0+0xce/0x130 >[ 113.951051] do_execveat_common.isra.0+0x18c/0x3d8 >[ 113.951080] __s390x_sys_execve+0x8a/0xa8 >[ 113.951109] do_syscall+0x1c6/0x210 >[ 113.951136] __do_syscall+0xc8/0xf0 >[ 113.951166] system_call+0x70/0x98 > >[ 113.951215] Reported by Kernel Concurrency Sanitizer on: >[ 113.951242] CPU: 0 PID: 5906 Comm: dracut Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 113.951301] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 113.951316] ================================================================== >[ 117.192690] ================================================================== >[ 117.193526] BUG: KCSAN: data-race in btrfs_block_rsv_release [btrfs] / need_preemptive_reclaim [btrfs] > >[ 117.195148] read to 0x000000017f587190 of 8 bytes by task 6303 on cpu 3: >[ 117.195172] need_preemptive_reclaim+0x222/0x2f0 [btrfs] >[ 117.195992] __reserve_bytes+0xbb0/0xdc8 [btrfs] >[ 117.196807] btrfs_reserve_metadata_bytes+0x4c/0x120 [btrfs] >[ 117.197620] btrfs_block_rsv_add+0x78/0xa8 [btrfs] >[ 117.198434] btrfs_delayed_update_inode+0x154/0x368 [btrfs] >[ 117.199300] btrfs_update_inode+0x108/0x1c8 [btrfs] >[ 117.200122] btrfs_dirty_inode+0xb4/0x140 [btrfs] >[ 117.200937] btrfs_update_time+0x8c/0xb0 [btrfs] >[ 117.201754] touch_atime+0x16c/0x1e0 >[ 117.201789] filemap_read+0x674/0x728 >[ 117.201823] btrfs_file_read_iter+0xf8/0x410 [btrfs] >[ 117.202653] vfs_read+0x2b6/0x498 >[ 117.203454] ksys_read+0xa2/0x150 >[ 117.203473] __s390x_sys_read+0x68/0x88 >[ 117.203495] do_syscall+0x1c6/0x210 >[ 117.203517] __do_syscall+0xc8/0xf0 >[ 117.203539] system_call+0x70/0x98 > >[ 117.203579] write to 0x000000017f587190 of 8 bytes by task 11 on cpu 0: >[ 117.203604] btrfs_block_rsv_release+0x2e8/0x578 [btrfs] >[ 117.204432] btrfs_delayed_inode_release_metadata+0x7c/0x1d0 [btrfs] >[ 117.205259] __btrfs_update_delayed_inode+0x37c/0x5e0 [btrfs] >[ 117.206093] btrfs_async_run_delayed_root+0x356/0x498 [btrfs] >[ 117.206917] btrfs_work_helper+0x160/0x7a0 [btrfs] >[ 117.207738] process_one_work+0x3b6/0x838 >[ 117.207768] worker_thread+0x75e/0xb10 >[ 117.207797] kthread+0x21a/0x230 >[ 117.207830] __ret_from_fork+0x6c/0xb8 >[ 117.207861] ret_from_fork+0xa/0x30 > >[ 117.207917] Reported by Kernel Concurrency Sanitizer on: >[ 117.207969] CPU: 0 PID: 11 Comm: kworker/u128:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 117.208010] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 117.208030] Workqueue: btrfs-delayed-meta btrfs_work_helper [btrfs] >[ 117.208843] ================================================================== >[ 120.110182] ================================================================== >[ 120.110229] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 120.110274] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 120.110299] rcu_report_qs_rdp+0x144/0x228 >[ 120.110325] rcu_core+0x860/0xe00 >[ 120.110349] rcu_core_si+0x30/0x48 >[ 120.110374] __do_softirq+0x14c/0x410 >[ 120.110402] irq_exit_rcu+0xae/0xc8 >[ 120.110426] do_ext_irq+0xd8/0x120 >[ 120.110452] ext_int_handler+0xc4/0xf0 >[ 120.110479] delay_loop+0x90/0xd0 >[ 120.110506] __udelay+0x36/0x48 >[ 120.110532] kcsan_setup_watchpoint+0x21a/0x568 >[ 120.110562] delay_loop+0x90/0xd0 >[ 120.110590] __udelay+0x36/0x48 >[ 120.110619] kcsan_setup_watchpoint+0x21a/0x568 >[ 120.110651] delay_loop+0x90/0xd0 >[ 120.110681] __udelay+0x36/0x48 >[ 120.110711] kcsan_setup_watchpoint+0x21a/0x568 >[ 120.110756] rcu_all_qs+0x4e/0x1b0 >[ 120.110774] __cond_resched+0x2c/0x78 >[ 120.110790] copy_page_range+0x1cd4/0x1e28 >[ 120.110813] dup_mmap+0x986/0xe08 >[ 120.110837] copy_process+0x1a74/0x3130 >[ 120.110860] kernel_clone+0xc8/0x568 >[ 120.110883] __do_sys_clone+0xcc/0xe8 >[ 120.110907] __s390x_sys_clone+0x90/0xb0 >[ 120.110932] do_syscall+0x1c6/0x210 >[ 120.110959] __do_syscall+0xc8/0xf0 >[ 120.110985] system_call+0x70/0x98 > >[ 120.111028] read to 0x0000000170c73c15 of 1 bytes by task 6358 on cpu 1: >[ 120.111055] rcu_all_qs+0x4e/0x1b0 >[ 120.111083] __cond_resched+0x2c/0x78 >[ 120.111110] copy_page_range+0x1cd4/0x1e28 >[ 120.111140] dup_mmap+0x986/0xe08 >[ 120.111167] copy_process+0x1a74/0x3130 >[ 120.111195] kernel_clone+0xc8/0x568 >[ 120.111224] __do_sys_clone+0xcc/0xe8 >[ 120.111254] __s390x_sys_clone+0x90/0xb0 >[ 120.111290] do_syscall+0x1c6/0x210 >[ 120.111341] __do_syscall+0xc8/0xf0 >[ 120.111361] system_call+0x70/0x98 > >[ 120.111392] Reported by Kernel Concurrency Sanitizer on: >[ 120.111410] CPU: 1 PID: 6358 Comm: dracut-install Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 120.111450] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 120.111472] ================================================================== >[ 123.116839] ================================================================== >[ 123.116885] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 123.116933] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 3: >[ 123.116961] hrtimer_active+0x90/0x110 >[ 123.116987] task_tick_fair+0x52/0x3f0 >[ 123.117019] scheduler_tick+0xe6/0x460 >[ 123.117049] update_process_times+0x104/0x120 >[ 123.117078] tick_sched_handle+0x8e/0xd8 >[ 123.117114] tick_nohz_highres_handler+0x82/0x108 >[ 123.117151] __hrtimer_run_queues+0x2d2/0x4d8 >[ 123.117188] hrtimer_interrupt+0x26a/0x528 >[ 123.117222] clock_comparator_work+0x74/0x90 >[ 123.117258] do_IRQ+0x8a/0xa8 >[ 123.117292] do_irq_async+0x7e/0x108 >[ 123.117330] do_ext_irq+0xd2/0x120 >[ 123.117370] ext_int_handler+0xc4/0xf0 >[ 123.117413] __tsan_read_range+0xda/0x1a8 >[ 123.117455] delay_loop+0x7c/0xd0 >[ 123.119450] __udelay+0x36/0x48 >[ 123.119482] kcsan_setup_watchpoint+0x21a/0x568 >[ 123.119505] extent_io_tree_init+0x4c/0x98 [btrfs] >[ 123.120593] btrfs_alloc_inode+0x262/0x330 [btrfs] >[ 123.121475] alloc_inode+0x54/0x160 >[ 123.121499] iget5_locked+0x76/0xd0 >[ 123.121524] btrfs_iget_path+0xa2/0xc68 [btrfs] >[ 123.122412] btrfs_iget+0x48/0x68 [btrfs] >[ 123.123314] btrfs_lookup_dentry+0x7a0/0xa50 [btrfs] >[ 123.124210] btrfs_lookup+0x3c/0x70 [btrfs] >[ 123.125124] __lookup_slow+0xec/0x1c8 >[ 123.125155] walk_component+0x1ee/0x2c8 >[ 123.125190] path_lookupat+0xea/0x360 >[ 123.125222] filename_lookup+0x156/0x2d8 >[ 123.125254] vfs_statx+0x96/0x228 >[ 123.125289] vfs_fstatat+0x98/0x120 >[ 123.125328] __do_sys_newfstatat+0x4a/0x78 >[ 123.125367] __s390x_sys_newfstatat+0x7c/0x98 >[ 123.125404] do_syscall+0x1c6/0x210 >[ 123.125440] __do_syscall+0xc8/0xf0 >[ 123.125612] system_call+0x70/0x98 > >[ 123.125653] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 123.125680] __hrtimer_run_queues+0x1b2/0x4d8 >[ 123.125704] hrtimer_interrupt+0x26a/0x528 >[ 123.125728] clock_comparator_work+0x74/0x90 >[ 123.125756] do_IRQ+0x8a/0xa8 >[ 123.125789] do_irq_async+0x7e/0x108 >[ 123.125816] do_ext_irq+0xd2/0x120 >[ 123.125843] ext_int_handler+0xc4/0xf0 >[ 123.125872] __tsan_read_range+0x9c/0x1a8 >[ 123.125904] delay_loop+0x90/0xd0 >[ 123.125937] __udelay+0x36/0x48 >[ 123.125970] kcsan_setup_watchpoint+0x21a/0x568 >[ 123.126007] delay_loop+0x90/0xd0 >[ 123.126045] __udelay+0x36/0x48 >[ 123.126082] kcsan_setup_watchpoint+0x21a/0x568 >[ 123.126120] delay_loop+0x7c/0xd0 >[ 123.126153] __udelay+0x36/0x48 >[ 123.126188] kcsan_setup_watchpoint+0x21a/0x568 >[ 123.126228] __pte_offset_map_lock+0xd2/0x158 >[ 123.129558] unmap_page_range+0x460/0x1840 >[ 123.129593] unmap_single_vma.isra.0+0xd0/0x140 >[ 123.129620] unmap_vmas+0x152/0x2c8 >[ 123.129647] exit_mmap+0x106/0x580 >[ 123.129672] __mmput+0x9e/0x228 >[ 123.129697] mmput+0x7e/0x90 >[ 123.129721] do_exit+0x596/0x1390 >[ 123.129750] do_group_exit+0x7a/0x140 >[ 123.129778] __s390x_sys_exit_group+0x46/0x48 >[ 123.129808] do_syscall+0x1c6/0x210 >[ 123.129841] __do_syscall+0xc8/0xf0 >[ 123.129874] system_call+0x70/0x98 > >[ 123.129931] Reported by Kernel Concurrency Sanitizer on: >[ 123.129959] CPU: 0 PID: 7179 Comm: ldd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 123.130012] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 123.130044] ================================================================== >[ 123.638326] ================================================================== >[ 123.638362] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 123.638400] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 7236 on cpu 2: >[ 123.638428] arch_vcpu_is_preempted+0x4a/0xe0 >[ 123.638455] mutex_spin_on_owner+0xb4/0x170 >[ 123.638486] __mutex_lock.constprop.0+0x760/0xfc8 >[ 123.638514] __mutex_lock_slowpath+0x38/0x50 >[ 123.638541] mutex_lock+0xb4/0xc8 >[ 123.638565] pipe_read+0x488/0x7d0 >[ 123.638594] vfs_read+0x466/0x498 >[ 123.638618] ksys_read+0x108/0x150 >[ 123.638643] __s390x_sys_read+0x68/0x88 >[ 123.638670] do_syscall+0x1c6/0x210 >[ 123.638699] __do_syscall+0xc8/0xf0 >[ 123.638730] system_call+0x70/0x98 > >[ 123.638784] value changed: 0x0000000000000004 -> 0x0000000000000028 > >[ 123.638849] Reported by Kernel Concurrency Sanitizer on: >[ 123.638863] CPU: 2 PID: 7236 Comm: lsof Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 123.638895] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 123.638927] ================================================================== >[ 125.897968] NET: Registered PF_ALG protocol family >[ 126.460189] ================================================================== >[ 126.460237] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 126.460278] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 126.460302] rcu_report_qs_rdp+0x144/0x228 >[ 126.460326] rcu_core+0x860/0xe00 >[ 126.460349] rcu_core_si+0x30/0x48 >[ 126.460373] __do_softirq+0x14c/0x410 >[ 126.460400] irq_exit_rcu+0xae/0xc8 >[ 126.460423] do_ext_irq+0xd8/0x120 >[ 126.460449] ext_int_handler+0xc4/0xf0 >[ 126.460476] delay_loop+0x6a/0xd0 >[ 126.460502] delay_loop+0xa0/0xd0 >[ 126.460528] __udelay+0x36/0x48 >[ 126.460554] kcsan_setup_watchpoint+0x21a/0x568 >[ 126.460583] delay_loop+0x7c/0xd0 >[ 126.460612] __udelay+0x36/0x48 >[ 126.460642] kcsan_setup_watchpoint+0x21a/0x568 >[ 126.460674] delay_loop+0x90/0xd0 >[ 126.460705] __udelay+0x36/0x48 >[ 126.460756] kcsan_setup_watchpoint+0x21a/0x568 >[ 126.460775] delay_loop+0x90/0xd0 >[ 126.460791] __udelay+0x36/0x48 >[ 126.460808] kcsan_setup_watchpoint+0x21a/0x568 >[ 126.460826] rcu_all_qs+0x4e/0x1b0 >[ 126.460857] __cond_resched+0x2c/0x78 >[ 126.460878] do_wp_page+0xc78/0x1b90 >[ 126.460902] __handle_mm_fault+0x10c0/0x23b0 >[ 126.460926] handle_mm_fault+0x278/0x458 >[ 126.460951] do_exception+0x216/0x930 >[ 126.460976] do_protection_exception+0xca/0x178 >[ 126.461003] __do_pgm_check+0xf4/0x188 >[ 126.461030] pgm_check_handler+0x116/0x168 > >[ 126.461078] read to 0x0000000170cb1c15 of 1 bytes by task 7451 on cpu 3: >[ 126.461107] rcu_all_qs+0x4e/0x1b0 >[ 126.461137] __cond_resched+0x2c/0x78 >[ 126.461165] do_wp_page+0xc78/0x1b90 >[ 126.461193] __handle_mm_fault+0x10c0/0x23b0 >[ 126.461224] handle_mm_fault+0x278/0x458 >[ 126.461260] do_exception+0x216/0x930 >[ 126.461276] do_protection_exception+0xca/0x178 >[ 126.461299] __do_pgm_check+0xf4/0x188 >[ 126.461318] pgm_check_handler+0x116/0x168 > >[ 126.461351] Reported by Kernel Concurrency Sanitizer on: >[ 126.461370] CPU: 3 PID: 7451 Comm: ldd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 126.461407] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 126.461429] ================================================================== >[ 127.362975] ================================================================== >[ 127.363017] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 127.363055] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 7469 on cpu 2: >[ 127.363080] arch_vcpu_is_preempted+0x4a/0xe0 >[ 127.363102] mutex_spin_on_owner+0xb4/0x170 >[ 127.363128] __mutex_lock.constprop.0+0x760/0xfc8 >[ 127.363156] __mutex_lock_slowpath+0x38/0x50 >[ 127.363181] mutex_lock+0xb4/0xc8 >[ 127.363206] pipe_write+0x98/0xab8 >[ 127.363233] vfs_write+0x33c/0x588 >[ 127.363258] ksys_write+0x108/0x150 >[ 127.363282] __s390x_sys_write+0x68/0x88 >[ 127.363308] do_syscall+0x1c6/0x210 >[ 127.363336] __do_syscall+0xc8/0xf0 >[ 127.363365] system_call+0x70/0x98 > >[ 127.363416] value changed: 0x0000000000000004 -> 0x0000000000000028 > >[ 127.363489] Reported by Kernel Concurrency Sanitizer on: >[ 127.363504] CPU: 2 PID: 7469 Comm: cpio Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 127.363537] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 127.363571] ================================================================== >[ 127.413013] ================================================================== >[ 127.413077] BUG: KCSAN: data-race in poll_schedule_timeout.constprop.0 / pollwake > >[ 127.413141] write (marked) to 0x000003800032fae0 of 4 bytes by task 7470 on cpu 3: >[ 127.413163] poll_schedule_timeout.constprop.0+0xbe/0xe8 >[ 127.413187] do_sys_poll+0x602/0x840 >[ 127.413209] __s390x_sys_poll+0x70/0x248 >[ 127.413232] do_syscall+0x1c6/0x210 >[ 127.413255] __do_syscall+0xc8/0xf0 >[ 127.413280] system_call+0x70/0x98 > >[ 127.413322] write to 0x000003800032fae0 of 4 bytes by task 7469 on cpu 2: >[ 127.413348] pollwake+0xc6/0x118 >[ 127.413374] __wake_up_common+0xa0/0xc8 >[ 127.413403] __wake_up_common_lock+0x5e/0xa0 >[ 127.413430] __wake_up_sync_key+0x34/0x48 >[ 127.413457] pipe_write+0x7ca/0xab8 >[ 127.413487] vfs_write+0x33c/0x588 >[ 127.413514] ksys_write+0x108/0x150 >[ 127.413542] __s390x_sys_write+0x68/0x88 >[ 127.413576] do_syscall+0x1c6/0x210 >[ 127.413593] __do_syscall+0xc8/0xf0 >[ 127.413612] system_call+0x70/0x98 > >[ 127.413642] value changed: 0x00000001 -> 0x00000000 > >[ 127.413672] Reported by Kernel Concurrency Sanitizer on: >[ 127.413691] CPU: 2 PID: 7469 Comm: cpio Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 127.413730] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 127.413753] ================================================================== >[ 128.038212] ================================================================== >[ 128.038261] BUG: KCSAN: data-race in pipe_poll / pipe_write > >[ 128.038302] write (marked) to 0x00000000978e4af8 of 1 bytes by task 7470 on cpu 3: >[ 128.038326] pipe_poll+0x4c/0x2b8 >[ 128.038349] do_sys_poll+0x43c/0x840 >[ 128.038373] __s390x_sys_poll+0x70/0x248 >[ 128.038398] do_syscall+0x1c6/0x210 >[ 128.038423] __do_syscall+0xc8/0xf0 >[ 128.038450] system_call+0x70/0x98 > >[ 128.038495] read to 0x00000000978e4af8 of 1 bytes by task 7469 on cpu 0: >[ 128.038523] pipe_write+0x7a0/0xab8 >[ 128.038551] vfs_write+0x33c/0x588 >[ 128.038575] ksys_write+0x108/0x150 >[ 128.038601] __s390x_sys_write+0x68/0x88 >[ 128.038628] do_syscall+0x1c6/0x210 >[ 128.038657] __do_syscall+0xc8/0xf0 >[ 128.038687] system_call+0x70/0x98 > >[ 128.038812] Reported by Kernel Concurrency Sanitizer on: >[ 128.038838] CPU: 0 PID: 7469 Comm: cpio Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 128.038873] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 128.038892] ================================================================== >[ 128.393497] ================================================================== >[ 128.393543] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 128.393587] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 1: >[ 128.393612] hrtimer_active+0x90/0x110 >[ 128.393635] task_tick_fair+0x52/0x3f0 >[ 128.393663] scheduler_tick+0xe6/0x460 >[ 128.393691] update_process_times+0x104/0x120 >[ 128.393719] tick_sched_handle+0x8e/0xd8 >[ 128.393748] tick_nohz_highres_handler+0x82/0x108 >[ 128.393778] __hrtimer_run_queues+0x2d2/0x4d8 >[ 128.393807] hrtimer_interrupt+0x26a/0x528 >[ 128.393837] clock_comparator_work+0x74/0x90 >[ 128.393871] do_IRQ+0x8a/0xa8 >[ 128.393906] do_irq_async+0x7e/0x108 >[ 128.393942] do_ext_irq+0xd2/0x120 >[ 128.393980] ext_int_handler+0xc4/0xf0 > >[ 128.394044] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 128.398380] __hrtimer_run_queues+0x214/0x4d8 >[ 128.398409] hrtimer_interrupt+0x26a/0x528 >[ 128.398432] clock_comparator_work+0x74/0x90 >[ 128.398455] do_IRQ+0x8a/0xa8 >[ 128.398478] do_irq_async+0x7e/0x108 >[ 128.398504] do_ext_irq+0xd2/0x120 >[ 128.398528] ext_int_handler+0xc4/0xf0 >[ 128.398554] __tsan_read8+0x34/0x1a0 >[ 128.398579] filemap_read+0x198/0x728 >[ 128.398607] btrfs_file_read_iter+0xf8/0x410 [btrfs] >[ 128.399658] vfs_read+0x2b6/0x498 >[ 128.399684] ksys_read+0xa2/0x150 >[ 128.399709] __s390x_sys_read+0x68/0x88 >[ 128.399735] do_syscall+0x1c6/0x210 >[ 128.399764] __do_syscall+0xc8/0xf0 >[ 128.399794] system_call+0x70/0x98 > >[ 128.399846] Reported by Kernel Concurrency Sanitizer on: >[ 128.399874] CPU: 0 PID: 7469 Comm: cpio Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 128.399939] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 128.399959] ================================================================== >[ 128.584064] ================================================================== >[ 128.584113] BUG: KCSAN: data-race in pipe_poll / pipe_write > >[ 128.584158] read (marked) to 0x00000000978e4ad0 of 4 bytes by task 7470 on cpu 1: >[ 128.584184] pipe_poll+0x1a2/0x2b8 >[ 128.584210] do_sys_poll+0x43c/0x840 >[ 128.584236] __s390x_sys_poll+0x70/0x248 >[ 128.584262] do_syscall+0x1c6/0x210 >[ 128.584286] __do_syscall+0xc8/0xf0 >[ 128.584314] system_call+0x70/0x98 > >[ 128.584357] write to 0x00000000978e4ad0 of 4 bytes by task 7469 on cpu 0: >[ 128.584383] pipe_write+0x55c/0xab8 >[ 128.584411] vfs_write+0x33c/0x588 >[ 128.584436] ksys_write+0x108/0x150 >[ 128.584461] __s390x_sys_write+0x68/0x88 >[ 128.584489] do_syscall+0x1c6/0x210 >[ 128.584517] __do_syscall+0xc8/0xf0 >[ 128.584548] system_call+0x70/0x98 > >[ 128.584650] Reported by Kernel Concurrency Sanitizer on: >[ 128.584681] CPU: 0 PID: 7469 Comm: cpio Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 128.584716] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 128.584735] ================================================================== >[ 130.166838] ================================================================== >[ 130.166887] BUG: KCSAN: data-race in poll_schedule_timeout.constprop.0 / pollwake > >[ 130.166932] write to 0x000003800032fb08 of 4 bytes by task 7469 on cpu 0: >[ 130.166955] pollwake+0xc6/0x118 >[ 130.166979] __wake_up_common+0xa0/0xc8 >[ 130.167006] __wake_up_common_lock+0x5e/0xa0 >[ 130.167031] __wake_up_sync_key+0x34/0x48 >[ 130.167055] pipe_write+0x7ca/0xab8 >[ 130.167082] vfs_write+0x33c/0x588 >[ 130.167106] ksys_write+0x108/0x150 >[ 130.167131] __s390x_sys_write+0x68/0x88 >[ 130.167157] do_syscall+0x1c6/0x210 >[ 130.167185] __do_syscall+0xc8/0xf0 >[ 130.167215] system_call+0x70/0x98 > >[ 130.167268] read to 0x000003800032fb08 of 4 bytes by task 7470 on cpu 3: >[ 130.167301] poll_schedule_timeout.constprop.0+0x6c/0xe8 >[ 130.167336] do_sys_poll+0x602/0x840 >[ 130.167391] __s390x_sys_poll+0x70/0x248 >[ 130.167411] do_syscall+0x1c6/0x210 >[ 130.167431] __do_syscall+0xc8/0xf0 >[ 130.167451] system_call+0x70/0x98 > >[ 130.167482] value changed: 0x00000000 -> 0x00000001 > >[ 130.167509] Reported by Kernel Concurrency Sanitizer on: >[ 130.167525] CPU: 3 PID: 7470 Comm: xz Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 130.167562] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 130.167579] ================================================================== >[ 160.483116] ================================================================== >[ 160.483163] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 160.483210] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 160.483235] rcu_report_qs_rdp+0x144/0x228 >[ 160.483262] rcu_core+0x860/0xe00 >[ 160.483291] rcu_core_si+0x30/0x48 >[ 160.483318] __do_softirq+0x14c/0x410 >[ 160.483347] irq_exit_rcu+0xae/0xc8 >[ 160.483371] do_ext_irq+0xd8/0x120 >[ 160.483397] ext_int_handler+0xc4/0xf0 >[ 160.483424] __tsan_read_range+0xd4/0x1a8 >[ 160.483450] delay_loop+0x90/0xd0 >[ 160.483476] __udelay+0x36/0x48 >[ 160.483502] kcsan_setup_watchpoint+0x21a/0x568 >[ 160.483531] delay_loop+0x7c/0xd0 >[ 160.483559] __udelay+0x36/0x48 >[ 160.483587] kcsan_setup_watchpoint+0x21a/0x568 >[ 160.483617] delay_loop+0x7c/0xd0 >[ 160.483647] __udelay+0x36/0x48 >[ 160.483685] kcsan_setup_watchpoint+0x21a/0x568 >[ 160.483704] rcu_all_qs+0x4e/0x1b0 >[ 160.483722] __cond_resched+0x2c/0x78 >[ 160.483738] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 160.484562] btrfs_lookup_csums_list+0x166/0x928 [btrfs] >[ 160.485357] csum_exist_in_range+0x8e/0x180 [btrfs] >[ 160.486132] can_nocow_file_extent+0x4da/0x5b8 [btrfs] >[ 160.486909] run_delalloc_nocow+0x3e0/0x8a0 [btrfs] >[ 160.487688] btrfs_run_delalloc_range+0xda/0x768 [btrfs] >[ 160.488469] writepage_delalloc+0x104/0x1d8 [btrfs] >[ 160.489253] extent_write_cache_pages+0x4b6/0xd50 [btrfs] >[ 160.490038] extent_writepages+0xd4/0x1a8 [btrfs] >[ 160.490825] btrfs_writepages+0x3c/0x58 [btrfs] >[ 160.491606] do_writepages+0xa8/0x2d8 >[ 160.491637] __writeback_single_inode+0x78/0x768 >[ 160.491671] writeback_sb_inodes+0x448/0x9f8 >[ 160.491703] __writeback_inodes_wb+0x84/0x1c0 >[ 160.491736] wb_writeback+0x4a0/0x5a0 >[ 160.491773] wb_workfn+0x714/0x9a8 >[ 160.491791] process_one_work+0x3b6/0x838 >[ 160.491808] worker_thread+0x75e/0xb10 >[ 160.491824] kthread+0x21a/0x230 >[ 160.491843] __ret_from_fork+0x6c/0xb8 >[ 160.491860] ret_from_fork+0xa/0x30 > >[ 160.491887] read to 0x0000000170c73c15 of 1 bytes by task 219 on cpu 1: >[ 160.491904] rcu_all_qs+0x4e/0x1b0 >[ 160.491922] __cond_resched+0x2c/0x78 >[ 160.491937] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 160.492703] btrfs_lookup_csums_list+0x166/0x928 [btrfs] >[ 160.493475] csum_exist_in_range+0x8e/0x180 [btrfs] >[ 160.494245] can_nocow_file_extent+0x4da/0x5b8 [btrfs] >[ 160.495022] run_delalloc_nocow+0x3e0/0x8a0 [btrfs] >[ 160.495812] btrfs_run_delalloc_range+0xda/0x768 [btrfs] >[ 160.496597] writepage_delalloc+0x104/0x1d8 [btrfs] >[ 160.497386] extent_write_cache_pages+0x4b6/0xd50 [btrfs] >[ 160.498174] extent_writepages+0xd4/0x1a8 [btrfs] >[ 160.498968] btrfs_writepages+0x3c/0x58 [btrfs] >[ 160.499740] do_writepages+0xa8/0x2d8 >[ 160.499757] __writeback_single_inode+0x78/0x768 >[ 160.499777] writeback_sb_inodes+0x448/0x9f8 >[ 160.499795] __writeback_inodes_wb+0x84/0x1c0 >[ 160.499813] wb_writeback+0x4a0/0x5a0 >[ 160.499831] wb_workfn+0x714/0x9a8 >[ 160.499848] process_one_work+0x3b6/0x838 >[ 160.499863] worker_thread+0x75e/0xb10 >[ 160.499878] kthread+0x21a/0x230 >[ 160.499895] __ret_from_fork+0x6c/0xb8 >[ 160.499910] ret_from_fork+0xa/0x30 > >[ 160.499936] Reported by Kernel Concurrency Sanitizer on: >[ 160.499950] CPU: 1 PID: 219 Comm: kworker/u131:3 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 160.499982] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 160.499997] Workqueue: writeback wb_workfn (flush-btrfs-1) >[ 160.500023] ================================================================== >[ 199.552820] ================================================================== >[ 199.553628] BUG: KCSAN: data-race in btrfs_record_root_in_trans [btrfs] / record_root_in_trans [btrfs] > >[ 199.555186] read to 0x000000008801e308 of 8 bytes by task 2812 on cpu 1: >[ 199.555210] btrfs_record_root_in_trans+0x9a/0x128 [btrfs] >[ 199.555999] start_transaction+0x154/0xcd8 [btrfs] >[ 199.556780] btrfs_join_transaction+0x44/0x60 [btrfs] >[ 199.557559] btrfs_dirty_inode+0x9c/0x140 [btrfs] >[ 199.558339] btrfs_update_time+0x8c/0xb0 [btrfs] >[ 199.559123] touch_atime+0x16c/0x1e0 >[ 199.559151] pipe_read+0x6a8/0x7d0 >[ 199.559179] vfs_read+0x466/0x498 >[ 199.559204] ksys_read+0x108/0x150 >[ 199.559230] __s390x_sys_read+0x68/0x88 >[ 199.559257] do_syscall+0x1c6/0x210 >[ 199.559286] __do_syscall+0xc8/0xf0 >[ 199.559318] system_call+0x70/0x98 > >[ 199.559431] write to 0x000000008801e308 of 8 bytes by task 2808 on cpu 0: >[ 199.559464] record_root_in_trans+0x196/0x228 [btrfs] >[ 199.560236] btrfs_record_root_in_trans+0xfe/0x128 [btrfs] >[ 199.561097] start_transaction+0x154/0xcd8 [btrfs] >[ 199.561927] btrfs_join_transaction+0x44/0x60 [btrfs] >[ 199.562700] btrfs_dirty_inode+0x9c/0x140 [btrfs] >[ 199.563493] btrfs_update_time+0x8c/0xb0 [btrfs] >[ 199.564277] file_update_time+0xb8/0xf0 >[ 199.564301] pipe_write+0x8ac/0xab8 >[ 199.564326] vfs_write+0x33c/0x588 >[ 199.564349] ksys_write+0x108/0x150 >[ 199.564372] __s390x_sys_write+0x68/0x88 >[ 199.564397] do_syscall+0x1c6/0x210 >[ 199.564424] __do_syscall+0xc8/0xf0 >[ 199.564452] system_call+0x70/0x98 > >[ 199.564501] Reported by Kernel Concurrency Sanitizer on: >[ 199.564528] CPU: 0 PID: 2808 Comm: master Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 199.564583] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 199.564597] ================================================================== >[ 531.973201] ================================================================== >[ 531.973262] BUG: KCSAN: data-race in blk_mq_delay_run_hw_queue / blk_mq_delay_run_hw_queue > >[ 531.973307] read to 0x000000008459bd98 of 4 bytes by interrupt on cpu 2: >[ 531.973331] blk_mq_delay_run_hw_queue+0x74/0x258 >[ 531.973355] blk_mq_run_hw_queue+0x288/0x308 >[ 531.973379] __blk_mq_sched_restart+0x60/0x78 >[ 531.973414] __blk_mq_free_request+0x164/0x200 >[ 531.973443] blk_mq_free_request+0x162/0x1c8 >[ 531.973471] blk_mq_end_request+0xf4/0x240 >[ 531.973499] dasd_request_done+0x38/0x68 [dasd_mod] >[ 531.973621] blk_mq_complete_request+0x70/0x88 >[ 531.973654] __dasd_cleanup_cqr+0x970/0xbb0 [dasd_mod] >[ 531.973770] dasd_block_tasklet+0x560/0x928 [dasd_mod] >[ 531.973887] tasklet_action_common.isra.0+0x14e/0x348 >[ 531.973918] __do_softirq+0x14c/0x410 >[ 531.973952] irq_exit_rcu+0xae/0xc8 >[ 531.973991] do_io_irq+0xc2/0x120 >[ 531.974008] io_int_handler+0xc4/0xf0 >[ 531.974025] __tsan_read8+0x94/0x1a0 >[ 531.974042] __udelay+0x3c/0x48 >[ 531.974058] delay_loop+0xa0/0xd0 >[ 531.974074] __udelay+0x36/0x48 >[ 531.974089] kcsan_setup_watchpoint+0x21a/0x568 >[ 531.974107] delay_loop+0x7c/0xd0 >[ 531.974123] __udelay+0x36/0x48 >[ 531.974138] kcsan_setup_watchpoint+0x21a/0x568 >[ 531.974155] delay_loop+0x7c/0xd0 >[ 531.974171] __udelay+0x36/0x48 >[ 531.974187] kcsan_setup_watchpoint+0x21a/0x568 >[ 531.974204] blk_mq_delay_run_hw_queue+0x1a0/0x258 >[ 531.974220] blk_mq_dispatch_rq_list+0xa56/0xf90 >[ 531.974236] __blk_mq_sched_dispatch_requests+0xa58/0xb70 >[ 531.974255] blk_mq_sched_dispatch_requests+0xca/0x108 >[ 531.974273] blk_mq_run_work_fn+0xcc/0xe8 >[ 531.974291] process_one_work+0x3b6/0x838 >[ 531.974307] worker_thread+0x75e/0xb10 >[ 531.974322] kthread+0x21a/0x230 >[ 531.974339] __ret_from_fork+0x6c/0xb8 >[ 531.974356] ret_from_fork+0xa/0x30 > >[ 531.974382] write to 0x000000008459bd98 of 4 bytes by task 163 on cpu 2: >[ 531.974398] blk_mq_delay_run_hw_queue+0x1a0/0x258 >[ 531.974415] blk_mq_dispatch_rq_list+0xa56/0xf90 >[ 531.974431] __blk_mq_sched_dispatch_requests+0xa58/0xb70 >[ 531.974449] blk_mq_sched_dispatch_requests+0xca/0x108 >[ 531.974468] blk_mq_run_work_fn+0xcc/0xe8 >[ 531.974485] process_one_work+0x3b6/0x838 >[ 531.974500] worker_thread+0x75e/0xb10 >[ 531.974515] kthread+0x21a/0x230 >[ 531.974532] __ret_from_fork+0x6c/0xb8 >[ 531.974547] ret_from_fork+0xa/0x30 > >[ 531.974572] Reported by Kernel Concurrency Sanitizer on: >[ 531.974587] CPU: 2 PID: 163 Comm: kworker/2:1H Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 531.974619] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 531.974633] Workqueue: kblockd blk_mq_run_work_fn >[ 531.974656] ================================================================== >[ 628.680371] ================================================================== >[ 628.680418] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 628.680460] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 628.680483] rcu_report_qs_rdp+0x144/0x228 >[ 628.680508] rcu_core+0x860/0xe00 >[ 628.680532] rcu_core_si+0x30/0x48 >[ 628.680556] __do_softirq+0x14c/0x410 >[ 628.680594] irq_exit_rcu+0xae/0xc8 >[ 628.680618] do_ext_irq+0xd8/0x120 >[ 628.680645] ext_int_handler+0xc4/0xf0 >[ 628.680672] __tsan_read8+0x9a/0x1a0 >[ 628.680698] delay_loop+0xa0/0xd0 >[ 628.680724] __udelay+0x36/0x48 >[ 628.680928] kcsan_setup_watchpoint+0x21a/0x568 >[ 628.680957] delay_loop+0x7c/0xd0 >[ 628.680989] __udelay+0x36/0x48 >[ 628.681018] kcsan_setup_watchpoint+0x21a/0x568 >[ 628.681052] delay_loop+0x7c/0xd0 >[ 628.681082] __udelay+0x36/0x48 >[ 628.681130] kcsan_setup_watchpoint+0x21a/0x568 >[ 628.681147] delay_loop+0x7c/0xd0 >[ 628.681163] __udelay+0x36/0x48 >[ 628.681215] kcsan_setup_watchpoint+0x21a/0x568 >[ 628.681235] delay_loop+0x90/0xd0 >[ 628.681255] __udelay+0x36/0x48 >[ 628.681275] kcsan_setup_watchpoint+0x21a/0x568 >[ 628.681297] rcu_all_qs+0x4e/0x1b0 >[ 628.681320] __cond_resched+0x2c/0x78 >[ 628.681342] __get_user_pages+0x11a/0x628 >[ 628.681366] get_user_pages_remote+0x10c/0x568 >[ 628.681390] get_arg_page+0xa6/0x348 >[ 628.681417] copy_string_kernel+0xe6/0x218 >[ 628.681444] do_execveat_common.isra.0+0x24e/0x3d8 >[ 628.681474] __s390x_sys_execve+0x8a/0xa8 >[ 628.681537] do_syscall+0x1c6/0x210 >[ 628.681566] __do_syscall+0xc8/0xf0 >[ 628.681595] system_call+0x70/0x98 > >[ 628.681647] read to 0x0000000170c73c15 of 1 bytes by task 7646 on cpu 1: >[ 628.681686] rcu_all_qs+0x4e/0x1b0 >[ 628.681703] __cond_resched+0x2c/0x78 >[ 628.681721] __get_user_pages+0x11a/0x628 >[ 628.681739] get_user_pages_remote+0x10c/0x568 >[ 628.681758] get_arg_page+0xa6/0x348 >[ 628.681779] copy_string_kernel+0xe6/0x218 >[ 628.681802] do_execveat_common.isra.0+0x24e/0x3d8 >[ 628.681826] __s390x_sys_execve+0x8a/0xa8 >[ 628.681850] do_syscall+0x1c6/0x210 >[ 628.681873] __do_syscall+0xc8/0xf0 >[ 628.681897] system_call+0x70/0x98 > >[ 628.681939] Reported by Kernel Concurrency Sanitizer on: >[ 628.681962] CPU: 1 PID: 7646 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 628.682005] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 628.682032] ================================================================== >[ 629.150190] ================================================================== >[ 629.150238] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 629.150280] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 1: >[ 629.150306] hrtimer_active+0x90/0x110 >[ 629.150332] task_tick_fair+0x52/0x3f0 >[ 629.150363] scheduler_tick+0xe6/0x460 >[ 629.150391] update_process_times+0x104/0x120 >[ 629.150418] tick_sched_handle+0x8e/0xd8 >[ 629.150448] tick_nohz_highres_handler+0x82/0x108 >[ 629.150479] __hrtimer_run_queues+0x2d2/0x4d8 >[ 629.150509] hrtimer_interrupt+0x26a/0x528 >[ 629.150539] clock_comparator_work+0x74/0x90 >[ 629.150570] do_IRQ+0x8a/0xa8 >[ 629.150602] do_irq_async+0x7e/0x108 >[ 629.150635] do_ext_irq+0xd2/0x120 >[ 629.150670] ext_int_handler+0xc4/0xf0 >[ 629.150705] __tsan_read_range+0xda/0x1a8 >[ 629.150739] delay_loop+0x7c/0xd0 >[ 629.150821] __udelay+0x36/0x48 >[ 629.150860] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.150889] delay_loop+0x7c/0xd0 >[ 629.150912] __udelay+0x36/0x48 >[ 629.150934] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.150958] rcu_all_qs+0x4e/0x1b0 >[ 629.150985] __cond_resched+0x2c/0x78 >[ 629.151009] __alloc_pages+0x1d8/0x330 >[ 629.151034] alloc_pages_mpol+0x17c/0x380 >[ 629.151062] vma_alloc_folio+0x7e/0x110 >[ 629.151089] do_wp_page+0x5ec/0x1b90 >[ 629.151116] __handle_mm_fault+0x10c0/0x23b0 >[ 629.151145] handle_mm_fault+0x278/0x458 >[ 629.151175] do_exception+0x216/0x930 >[ 629.151208] do_protection_exception+0xca/0x178 >[ 629.151239] __do_pgm_check+0xf4/0x188 >[ 629.151271] pgm_check_handler+0x116/0x168 > >[ 629.151326] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 629.151360] __hrtimer_run_queues+0x1b2/0x4d8 >[ 629.151432] hrtimer_interrupt+0x26a/0x528 >[ 629.151460] clock_comparator_work+0x74/0x90 >[ 629.151483] do_IRQ+0x8a/0xa8 >[ 629.151507] do_irq_async+0x7e/0x108 >[ 629.151531] do_ext_irq+0xd2/0x120 >[ 629.151556] ext_int_handler+0xc4/0xf0 >[ 629.151581] __tsan_read_range+0x5c/0x1a8 >[ 629.151607] delay_loop+0x90/0xd0 >[ 629.151632] __udelay+0x36/0x48 >[ 629.151659] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.151687] delay_loop+0x90/0xd0 >[ 629.151714] __udelay+0x36/0x48 >[ 629.151742] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.151772] delay_loop+0x90/0xd0 >[ 629.151801] __udelay+0x36/0x48 >[ 629.151831] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.151863] delay_loop+0x7c/0xd0 >[ 629.151894] __udelay+0x36/0x48 >[ 629.151925] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.151958] delay_loop+0x7c/0xd0 >[ 629.151990] __udelay+0x36/0x48 >[ 629.152049] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.152071] delay_loop+0x90/0xd0 >[ 629.152091] __udelay+0x36/0x48 >[ 629.152111] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.152134] delay_loop+0x7c/0xd0 >[ 629.152157] __udelay+0x36/0x48 >[ 629.152180] kcsan_setup_watchpoint+0x21a/0x568 >[ 629.152205] set_pte_range+0x1a0/0x5c0 >[ 629.152230] filemap_map_pages+0x5f6/0x910 >[ 629.152260] __handle_mm_fault+0x14cc/0x23b0 >[ 629.152288] handle_mm_fault+0x278/0x458 >[ 629.152317] do_exception+0x216/0x930 >[ 629.152345] do_dat_exception+0x38/0x50 >[ 629.152376] __do_pgm_check+0xf4/0x188 >[ 629.152406] pgm_check_handler+0x116/0x168 > >[ 629.152459] Reported by Kernel Concurrency Sanitizer on: >[ 629.152488] CPU: 0 PID: 7681 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 629.152585] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 629.152618] ================================================================== >[ 632.220205] ================================================================== >[ 632.220250] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 632.220294] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 632.220318] rcu_report_qs_rdp+0x144/0x228 >[ 632.220344] rcu_core+0x860/0xe00 >[ 632.220367] rcu_core_si+0x30/0x48 >[ 632.220392] __do_softirq+0x14c/0x410 >[ 632.220420] irq_exit_rcu+0xae/0xc8 >[ 632.220444] do_ext_irq+0xd8/0x120 >[ 632.220470] ext_int_handler+0xc4/0xf0 >[ 632.220498] __tsan_read_range+0xd4/0x1a8 >[ 632.220526] delay_loop+0x90/0xd0 >[ 632.220553] __udelay+0x36/0x48 >[ 632.220581] kcsan_setup_watchpoint+0x21a/0x568 >[ 632.220611] delay_loop+0x90/0xd0 >[ 632.220640] __udelay+0x36/0x48 >[ 632.220670] kcsan_setup_watchpoint+0x21a/0x568 >[ 632.220702] delay_loop+0x90/0xd0 >[ 632.220734] __udelay+0x36/0x48 >[ 632.220786] kcsan_setup_watchpoint+0x21a/0x568 >[ 632.220804] delay_loop+0x7c/0xd0 >[ 632.220820] __udelay+0x36/0x48 >[ 632.220837] kcsan_setup_watchpoint+0x21a/0x568 >[ 632.220864] delay_loop+0x7c/0xd0 >[ 632.220885] __udelay+0x36/0x48 >[ 632.220905] kcsan_setup_watchpoint+0x21a/0x568 >[ 632.220929] delay_loop+0x7c/0xd0 >[ 632.220951] __udelay+0x36/0x48 >[ 632.220974] kcsan_setup_watchpoint+0x21a/0x568 >[ 632.221000] rcu_all_qs+0x4e/0x1b0 >[ 632.221025] __cond_resched+0x2c/0x78 >[ 632.221051] kmem_cache_alloc+0x518/0x588 >[ 632.221081] anon_vma_fork+0x15a/0x320 >[ 632.221109] dup_mmap+0x95a/0xe08 >[ 632.221136] copy_process+0x1a74/0x3130 >[ 632.221163] kernel_clone+0xc8/0x568 >[ 632.221191] __do_sys_clone+0xcc/0xe8 >[ 632.221220] __s390x_sys_clone+0x90/0xb0 >[ 632.221250] do_syscall+0x1c6/0x210 >[ 632.221282] __do_syscall+0xc8/0xf0 >[ 632.221320] system_call+0x70/0x98 > >[ 632.221346] read to 0x0000000170c73c15 of 1 bytes by task 7525 on cpu 1: >[ 632.221365] rcu_all_qs+0x4e/0x1b0 >[ 632.221385] __cond_resched+0x2c/0x78 >[ 632.221405] kmem_cache_alloc+0x518/0x588 >[ 632.221427] anon_vma_fork+0x15a/0x320 >[ 632.221448] dup_mmap+0x95a/0xe08 >[ 632.221467] copy_process+0x1a74/0x3130 >[ 632.221489] kernel_clone+0xc8/0x568 >[ 632.221511] __do_sys_clone+0xcc/0xe8 >[ 632.221534] __s390x_sys_clone+0x90/0xb0 >[ 632.221558] do_syscall+0x1c6/0x210 >[ 632.221584] __do_syscall+0xc8/0xf0 >[ 632.221610] system_call+0x70/0x98 > >[ 632.221657] Reported by Kernel Concurrency Sanitizer on: >[ 632.221683] CPU: 1 PID: 7525 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 632.221728] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 632.221762] ================================================================== >[ 635.470190] ================================================================== >[ 635.470237] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 635.470278] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 635.470307] rcu_report_qs_rdp+0x144/0x228 >[ 635.470339] rcu_core+0x860/0xe00 >[ 635.470367] rcu_core_si+0x30/0x48 >[ 635.470394] __do_softirq+0x14c/0x410 >[ 635.470422] irq_exit_rcu+0xae/0xc8 >[ 635.470446] do_ext_irq+0xd8/0x120 >[ 635.470473] ext_int_handler+0xc4/0xf0 >[ 635.470501] delay_loop+0x90/0xd0 >[ 635.470527] __udelay+0x36/0x48 >[ 635.470554] kcsan_setup_watchpoint+0x21a/0x568 >[ 635.470582] delay_loop+0x90/0xd0 >[ 635.470610] __udelay+0x36/0x48 >[ 635.470639] kcsan_setup_watchpoint+0x21a/0x568 >[ 635.470670] rcu_all_qs+0x4e/0x1b0 >[ 635.470701] __cond_resched+0x2c/0x78 >[ 635.470732] dput+0x36/0x628 >[ 635.470814] terminate_walk+0x16a/0x270 >[ 635.470850] path_openat+0x1194/0x1c88 >[ 635.470868] do_filp_open+0x13c/0x228 >[ 635.470887] do_sys_openat2+0xd4/0x110 >[ 635.470909] do_sys_open+0x7a/0xc0 >[ 635.470930] __s390x_sys_openat+0x80/0xa0 >[ 635.470952] do_syscall+0x1c6/0x210 >[ 635.470975] __do_syscall+0xc8/0xf0 >[ 635.470998] system_call+0x70/0x98 > >[ 635.471037] read to 0x0000000170c54c15 of 1 bytes by task 8142 on cpu 0: >[ 635.471062] rcu_all_qs+0x4e/0x1b0 >[ 635.471088] __cond_resched+0x2c/0x78 >[ 635.471113] dput+0x36/0x628 >[ 635.471136] terminate_walk+0x16a/0x270 >[ 635.471162] path_openat+0x1194/0x1c88 >[ 635.471189] do_filp_open+0x13c/0x228 >[ 635.471217] do_sys_openat2+0xd4/0x110 >[ 635.471247] do_sys_open+0x7a/0xc0 >[ 635.471277] __s390x_sys_openat+0x80/0xa0 >[ 635.471337] do_syscall+0x1c6/0x210 >[ 635.471377] __do_syscall+0xc8/0xf0 >[ 635.471396] system_call+0x70/0x98 > >[ 635.471425] Reported by Kernel Concurrency Sanitizer on: >[ 635.471442] CPU: 0 PID: 8142 Comm: xmllint Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 635.471479] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 635.471500] ================================================================== >[ 640.400215] ================================================================== >[ 640.400261] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 640.400303] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 640.400326] rcu_report_qs_rdp+0x144/0x228 >[ 640.400350] rcu_core+0x860/0xe00 >[ 640.400372] rcu_core_si+0x30/0x48 >[ 640.400396] __do_softirq+0x14c/0x410 >[ 640.400423] irq_exit_rcu+0xae/0xc8 >[ 640.400446] do_ext_irq+0xd8/0x120 >[ 640.400472] ext_int_handler+0xc4/0xf0 >[ 640.400498] __tsan_read_range+0x2a/0x1a8 >[ 640.400524] delay_loop+0x90/0xd0 >[ 640.400551] delay_loop+0x90/0xd0 >[ 640.400577] __udelay+0x36/0x48 >[ 640.400604] kcsan_setup_watchpoint+0x21a/0x568 >[ 640.400634] delay_loop+0x90/0xd0 >[ 640.400662] __udelay+0x36/0x48 >[ 640.400692] kcsan_setup_watchpoint+0x21a/0x568 >[ 640.400723] rcu_all_qs+0x4e/0x1b0 >[ 640.400810] __cond_resched+0x2c/0x78 >[ 640.400841] kmem_cache_alloc+0x518/0x588 >[ 640.400862] vm_area_dup+0x46/0x208 >[ 640.400879] dup_mmap+0x488/0xe08 >[ 640.400896] copy_process+0x1a74/0x3130 >[ 640.400915] kernel_clone+0xc8/0x568 >[ 640.400934] __do_sys_clone+0xcc/0xe8 >[ 640.400954] __s390x_sys_clone+0x90/0xb0 >[ 640.400975] do_syscall+0x1c6/0x210 >[ 640.400999] __do_syscall+0xc8/0xf0 >[ 640.401022] system_call+0x70/0x98 > >[ 640.401063] read to 0x0000000170c54c15 of 1 bytes by task 8291 on cpu 0: >[ 640.401089] rcu_all_qs+0x4e/0x1b0 >[ 640.401116] __cond_resched+0x2c/0x78 >[ 640.401142] kmem_cache_alloc+0x518/0x588 >[ 640.401170] vm_area_dup+0x46/0x208 >[ 640.401197] dup_mmap+0x488/0xe08 >[ 640.401223] copy_process+0x1a74/0x3130 >[ 640.401251] kernel_clone+0xc8/0x568 >[ 640.401280] __do_sys_clone+0xcc/0xe8 >[ 640.401319] __s390x_sys_clone+0x90/0xb0 >[ 640.401340] do_syscall+0x1c6/0x210 >[ 640.401357] __do_syscall+0xc8/0xf0 >[ 640.401376] system_call+0x70/0x98 > >[ 640.401407] Reported by Kernel Concurrency Sanitizer on: >[ 640.401425] CPU: 0 PID: 8291 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 640.401463] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 640.401484] ================================================================== >[ 645.370188] ================================================================== >[ 645.370235] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 645.370281] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 645.370308] rcu_report_qs_rdp+0x144/0x228 >[ 645.370334] rcu_core+0x860/0xe00 >[ 645.370358] rcu_core_si+0x30/0x48 >[ 645.370383] __do_softirq+0x14c/0x410 >[ 645.370411] irq_exit_rcu+0xae/0xc8 >[ 645.370435] do_ext_irq+0xd8/0x120 >[ 645.370461] ext_int_handler+0xc4/0xf0 >[ 645.370488] delay_loop+0x90/0xd0 >[ 645.370514] __udelay+0x36/0x48 >[ 645.370540] kcsan_setup_watchpoint+0x21a/0x568 >[ 645.370568] delay_loop+0x90/0xd0 >[ 645.370596] __udelay+0x36/0x48 >[ 645.370624] kcsan_setup_watchpoint+0x21a/0x568 >[ 645.370654] rcu_all_qs+0x4e/0x1b0 >[ 645.370684] __cond_resched+0x2c/0x78 >[ 645.370714] down_write+0x30/0xf0 >[ 645.370765] mmap_region+0x526/0x1210 >[ 645.370782] do_mmap+0x598/0x6b0 >[ 645.370795] vm_mmap_pgoff+0x112/0x208 >[ 645.370811] ksys_mmap_pgoff+0x26e/0x428 >[ 645.370846] __s390x_sys_old_mmap+0xf2/0x148 >[ 645.370869] do_syscall+0x1c6/0x210 >[ 645.370890] __do_syscall+0xc8/0xf0 >[ 645.370912] system_call+0x70/0x98 > >[ 645.370949] read to 0x0000000170c92c15 of 1 bytes by task 8882 on cpu 2: >[ 645.370973] rcu_all_qs+0x4e/0x1b0 >[ 645.370998] __cond_resched+0x2c/0x78 >[ 645.371022] down_write+0x30/0xf0 >[ 645.371047] mmap_region+0x526/0x1210 >[ 645.371071] do_mmap+0x598/0x6b0 >[ 645.371095] vm_mmap_pgoff+0x112/0x208 >[ 645.371121] ksys_mmap_pgoff+0x26e/0x428 >[ 645.371151] __s390x_sys_old_mmap+0xf2/0x148 >[ 645.371183] do_syscall+0x1c6/0x210 >[ 645.371212] __do_syscall+0xc8/0xf0 >[ 645.371242] system_call+0x70/0x98 > >[ 645.371287] Reported by Kernel Concurrency Sanitizer on: >[ 645.371301] CPU: 2 PID: 8882 Comm: xmllint Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 645.371337] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 645.371356] ================================================================== >[ 653.312321] ================================================================== >[ 653.313148] BUG: KCSAN: data-race in btrfs_update_delayed_refs_rsv [btrfs] / btrfs_use_block_rsv [btrfs] > >[ 653.314755] read to 0x000000017f5871b8 of 8 bytes by task 7519 on cpu 0: >[ 653.314779] btrfs_use_block_rsv+0xe4/0x2f8 [btrfs] >[ 653.315606] btrfs_alloc_tree_block+0xdc/0x998 [btrfs] >[ 653.316421] btrfs_force_cow_block+0x220/0xe38 [btrfs] >[ 653.317242] btrfs_cow_block+0x1ac/0x568 [btrfs] >[ 653.318060] btrfs_search_slot+0xda2/0x19b8 [btrfs] >[ 653.318879] btrfs_del_csums+0x1dc/0x798 [btrfs] >[ 653.319702] __btrfs_free_extent.isra.0+0xc24/0x2028 [btrfs] >[ 653.320538] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 653.321340] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 653.322140] flush_space+0x5e4/0x718 [btrfs] >[ 653.322958] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 653.323781] process_one_work+0x3b6/0x838 >[ 653.323800] worker_thread+0x75e/0xb10 >[ 653.323817] kthread+0x21a/0x230 >[ 653.323836] __ret_from_fork+0x6c/0xb8 >[ 653.323855] ret_from_fork+0xa/0x30 > >[ 653.323887] write to 0x000000017f5871b8 of 8 bytes by task 576 on cpu 3: >[ 653.323906] btrfs_update_delayed_refs_rsv+0x1a4/0x250 [btrfs] >[ 653.324699] btrfs_add_delayed_data_ref+0x468/0x6d8 [btrfs] >[ 653.325494] btrfs_free_extent+0x76/0x120 [btrfs] >[ 653.326280] __btrfs_mod_ref+0x6a8/0x6b8 [btrfs] >[ 653.327064] btrfs_dec_ref+0x50/0x70 [btrfs] >[ 653.327849] walk_up_proc+0x236/0xa50 [btrfs] >[ 653.328633] walk_up_tree+0x21c/0x448 [btrfs] >[ 653.329418] btrfs_drop_snapshot+0x802/0x1328 [btrfs] >[ 653.330205] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 653.330995] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 653.331781] kthread+0x21a/0x230 >[ 653.331800] __ret_from_fork+0x6c/0xb8 >[ 653.331818] ret_from_fork+0xa/0x30 > >[ 653.331846] Reported by Kernel Concurrency Sanitizer on: >[ 653.331862] CPU: 3 PID: 576 Comm: btrfs-cleaner Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 653.331897] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 653.331913] ================================================================== >[ 653.334770] ================================================================== >[ 653.334800] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 653.334836] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 653.334856] rcu_report_qs_rdp+0x144/0x228 >[ 653.334876] rcu_core+0x860/0xe00 >[ 653.334893] rcu_core_si+0x30/0x48 >[ 653.334911] __do_softirq+0x14c/0x410 >[ 653.334931] irq_exit_rcu+0xae/0xc8 >[ 653.334947] do_ext_irq+0xd8/0x120 >[ 653.334966] ext_int_handler+0xc4/0xf0 >[ 653.334985] delay_loop+0x90/0xd0 >[ 653.335002] __udelay+0x36/0x48 >[ 653.335019] kcsan_setup_watchpoint+0x21a/0x568 >[ 653.335038] delay_loop+0x90/0xd0 >[ 653.335056] __udelay+0x36/0x48 >[ 653.335073] kcsan_setup_watchpoint+0x21a/0x568 >[ 653.335092] delay_loop+0x7c/0xd0 >[ 653.335110] __udelay+0x36/0x48 >[ 653.335127] kcsan_setup_watchpoint+0x21a/0x568 >[ 653.335147] rcu_all_qs+0x4e/0x1b0 >[ 653.335166] __cond_resched+0x2c/0x78 >[ 653.335185] __alloc_pages+0x1d8/0x330 >[ 653.335203] alloc_pages_mpol+0x17c/0x380 >[ 653.335224] vma_alloc_folio+0x7e/0x110 >[ 653.335242] do_wp_page+0x5ec/0x1b90 >[ 653.335260] __handle_mm_fault+0x10c0/0x23b0 >[ 653.335278] handle_mm_fault+0x278/0x458 >[ 653.335296] do_exception+0x216/0x930 >[ 653.335314] do_protection_exception+0xca/0x178 >[ 653.335333] __do_pgm_check+0xf4/0x188 >[ 653.335352] pgm_check_handler+0x116/0x168 > >[ 653.335380] read to 0x0000000170c92c15 of 1 bytes by task 9483 on cpu 2: >[ 653.335397] rcu_all_qs+0x4e/0x1b0 >[ 653.335415] __cond_resched+0x2c/0x78 >[ 653.335430] __alloc_pages+0x1d8/0x330 >[ 653.335445] alloc_pages_mpol+0x17c/0x380 >[ 653.335463] vma_alloc_folio+0x7e/0x110 >[ 653.335481] do_wp_page+0x5ec/0x1b90 >[ 653.335497] __handle_mm_fault+0x10c0/0x23b0 >[ 653.335515] handle_mm_fault+0x278/0x458 >[ 653.335532] do_exception+0x216/0x930 >[ 653.339006] do_protection_exception+0xca/0x178 >[ 653.339044] __do_pgm_check+0xf4/0x188 >[ 653.339084] pgm_check_handler+0x116/0x168 > >[ 653.339118] Reported by Kernel Concurrency Sanitizer on: >[ 653.339135] CPU: 2 PID: 9483 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 653.339174] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 653.339196] ================================================================== >[ 653.958247] ================================================================== >[ 653.958288] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 653.958325] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 723 on cpu 3: >[ 653.958351] arch_vcpu_is_preempted+0x4a/0xe0 >[ 653.958373] mutex_spin_on_owner+0xb4/0x170 >[ 653.958400] __mutex_lock.constprop.0+0x760/0xfc8 >[ 653.958429] __mutex_lock_slowpath+0x38/0x50 >[ 653.958455] mutex_lock+0xb4/0xc8 >[ 653.958480] add_to_free_space_tree+0xc8/0x218 [btrfs] >[ 653.959481] __btrfs_free_extent.isra.0+0xc98/0x2028 [btrfs] >[ 653.960287] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 653.961098] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 653.961905] flush_space+0x1c6/0x718 [btrfs] >[ 653.962715] btrfs_async_reclaim_metadata_space+0x180/0x340 [btrfs] >[ 653.963528] process_one_work+0x3b6/0x838 >[ 653.963571] worker_thread+0x75e/0xb10 >[ 653.963588] kthread+0x21a/0x230 >[ 653.963608] __ret_from_fork+0x6c/0xb8 >[ 653.963639] ret_from_fork+0xa/0x30 > >[ 653.963672] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 653.963705] Reported by Kernel Concurrency Sanitizer on: >[ 653.963725] CPU: 3 PID: 723 Comm: kworker/u132:3 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 653.963768] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 653.963793] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [btrfs] >[ 653.964599] ================================================================== >[ 657.670188] ================================================================== >[ 657.670235] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 657.670284] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 657.670314] rcu_report_qs_rdp+0x144/0x228 >[ 657.670344] rcu_core+0x860/0xe00 >[ 657.670373] rcu_core_si+0x30/0x48 >[ 657.670402] __do_softirq+0x14c/0x410 >[ 657.670436] irq_exit_rcu+0xae/0xc8 >[ 657.670463] do_ext_irq+0xd8/0x120 >[ 657.670492] ext_int_handler+0xc4/0xf0 >[ 657.670523] __tsan_read_range+0x96/0x1a8 >[ 657.670553] delay_loop+0x7c/0xd0 >[ 657.670584] __udelay+0x36/0x48 >[ 657.670613] kcsan_setup_watchpoint+0x21a/0x568 >[ 657.670643] delay_loop+0x7c/0xd0 >[ 657.670675] __udelay+0x36/0x48 >[ 657.670707] kcsan_setup_watchpoint+0x21a/0x568 >[ 657.670741] delay_loop+0x7c/0xd0 >[ 657.670776] __udelay+0x36/0x48 >[ 657.670819] kcsan_setup_watchpoint+0x21a/0x568 >[ 657.670837] rcu_all_qs+0x4e/0x1b0 >[ 657.670863] __cond_resched+0x2c/0x78 >[ 657.670882] kmem_cache_alloc_lru+0x55c/0x688 >[ 657.670908] alloc_inode+0xac/0x160 >[ 657.670929] new_inode_pseudo+0x34/0xa8 >[ 657.670951] create_pipe_files+0x56/0x358 >[ 657.670978] do_pipe2+0x4c/0x158 >[ 657.671003] __s390x_sys_pipe2+0x54/0x70 >[ 657.671030] do_syscall+0x1c6/0x210 >[ 657.671056] __do_syscall+0xc8/0xf0 >[ 657.671082] system_call+0x70/0x98 > >[ 657.671130] read to 0x0000000170cb1c15 of 1 bytes by task 9572 on cpu 3: >[ 657.671159] rcu_all_qs+0x4e/0x1b0 >[ 657.671189] __cond_resched+0x2c/0x78 >[ 657.671218] kmem_cache_alloc_lru+0x55c/0x688 >[ 657.671250] alloc_inode+0xac/0x160 >[ 657.671280] new_inode_pseudo+0x34/0xa8 >[ 657.671311] create_pipe_files+0x56/0x358 >[ 657.671347] do_pipe2+0x4c/0x158 >[ 657.671384] __s390x_sys_pipe2+0x54/0x70 >[ 657.671406] do_syscall+0x1c6/0x210 >[ 657.671425] __do_syscall+0xc8/0xf0 >[ 657.671446] system_call+0x70/0x98 > >[ 657.671480] Reported by Kernel Concurrency Sanitizer on: >[ 657.671501] CPU: 3 PID: 9572 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 657.671544] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 657.671568] ================================================================== >[ 657.864407] ================================================================== >[ 657.864445] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 657.864482] race at unknown origin, with read to 0x0000000000424288 of 8 bytes by task 723 on cpu 0: >[ 657.864508] arch_vcpu_is_preempted+0x4a/0xe0 >[ 657.864531] mutex_spin_on_owner+0xb4/0x170 >[ 657.864559] __mutex_lock.constprop.0+0x760/0xfc8 >[ 657.864588] __mutex_lock_slowpath+0x38/0x50 >[ 657.864615] mutex_lock+0xb4/0xc8 >[ 657.864639] add_to_free_space_tree+0xc8/0x218 [btrfs] >[ 657.865635] __btrfs_free_extent.isra.0+0xc98/0x2028 [btrfs] >[ 657.866441] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 657.867266] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 657.868097] flush_space+0x1c6/0x718 [btrfs] >[ 657.868929] btrfs_async_reclaim_metadata_space+0x180/0x340 [btrfs] >[ 657.869765] process_one_work+0x3b6/0x838 >[ 657.869831] worker_thread+0x75e/0xb10 >[ 657.869850] kthread+0x21a/0x230 >[ 657.869872] __ret_from_fork+0x6c/0xb8 >[ 657.869893] ret_from_fork+0xa/0x30 > >[ 657.869929] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 657.869965] Reported by Kernel Concurrency Sanitizer on: >[ 657.869986] CPU: 0 PID: 723 Comm: kworker/u132:3 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 657.870031] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 657.870058] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [btrfs] >[ 657.870915] ================================================================== >[ 662.623578] ================================================================== >[ 662.623626] BUG: KCSAN: data-race in tick_sched_do_timer / tick_sched_do_timer > >[ 662.623676] read to 0x000000006ee33bf8 of 4 bytes by interrupt on cpu 0: >[ 662.623704] tick_sched_do_timer+0x4c/0x148 >[ 662.623731] tick_nohz_highres_handler+0x6e/0x108 >[ 662.623761] __hrtimer_run_queues+0x2d2/0x4d8 >[ 662.623790] hrtimer_interrupt+0x26a/0x528 >[ 662.623819] clock_comparator_work+0x74/0x90 >[ 662.623851] do_IRQ+0x8a/0xa8 >[ 662.623882] do_irq_async+0x7e/0x108 >[ 662.623914] do_ext_irq+0xd2/0x120 >[ 662.623948] ext_int_handler+0xc4/0xf0 >[ 662.623982] delay_loop+0x6a/0xd0 >[ 662.624015] delay_loop+0xa0/0xd0 >[ 662.624048] __udelay+0x36/0x48 >[ 662.624081] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.624118] delay_loop+0x90/0xd0 >[ 662.624153] __udelay+0x36/0x48 >[ 662.624197] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.624218] delay_loop+0x7c/0xd0 >[ 662.624249] __udelay+0x36/0x48 >[ 662.624289] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.624314] delay_loop+0x7c/0xd0 >[ 662.624339] __udelay+0x36/0x48 >[ 662.624363] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.624396] btrfs_qgroup_trace_extent_nolock+0xa8/0x210 [btrfs] >[ 662.625471] btrfs_qgroup_trace_extent+0x11e/0x188 [btrfs] >[ 662.626362] btrfs_qgroup_trace_leaf_items+0x198/0x1b8 [btrfs] >[ 662.627254] btrfs_qgroup_trace_subtree+0x50a/0x938 [btrfs] >[ 662.628141] do_walk_down+0xc54/0xe68 [btrfs] >[ 662.629014] walk_down_tree+0x176/0x240 [btrfs] >[ 662.629885] btrfs_drop_snapshot+0x7de/0x1328 [btrfs] >[ 662.630769] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 662.631651] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 662.632535] kthread+0x21a/0x230 >[ 662.632574] __ret_from_fork+0x6c/0xb8 >[ 662.632622] ret_from_fork+0xa/0x30 > >[ 662.632652] write to 0x000000006ee33bf8 of 4 bytes by interrupt on cpu 2: >[ 662.632673] tick_sched_do_timer+0x136/0x148 >[ 662.632693] tick_nohz_highres_handler+0x6e/0x108 >[ 662.632715] __hrtimer_run_queues+0x2d2/0x4d8 >[ 662.632735] hrtimer_interrupt+0x26a/0x528 >[ 662.632755] clock_comparator_work+0x74/0x90 >[ 662.632775] do_IRQ+0x8a/0xa8 >[ 662.632794] do_irq_async+0x7e/0x108 >[ 662.632815] do_ext_irq+0xd2/0x120 >[ 662.632834] ext_int_handler+0xc4/0xf0 >[ 662.632855] __tsan_read_range+0xc/0x1a8 >[ 662.632874] delay_loop+0x7c/0xd0 >[ 662.632893] __udelay+0x36/0x48 >[ 662.632911] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.632931] delay_loop+0x90/0xd0 >[ 662.632949] __udelay+0x36/0x48 >[ 662.632967] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.632987] delay_loop+0x90/0xd0 >[ 662.633006] __udelay+0x36/0x48 >[ 662.633024] kcsan_setup_watchpoint+0x21a/0x568 >[ 662.633045] find_extent_buffer_nolock+0x3c/0xf0 [btrfs] >[ 662.633909] find_extent_buffer+0x3c/0x150 [btrfs] >[ 662.634843] read_block_for_search+0x26c/0x538 [btrfs] >[ 662.635699] btrfs_search_slot+0x6b8/0x19b8 [btrfs] >[ 662.636557] btrfs_del_csums+0x1dc/0x798 [btrfs] >[ 662.637420] __btrfs_free_extent.isra.0+0xc24/0x2028 [btrfs] >[ 662.638282] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 662.639145] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 662.640015] flush_space+0x5e4/0x718 [btrfs] >[ 662.640903] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 662.641791] process_one_work+0x3b6/0x838 >[ 662.641822] worker_thread+0x75e/0xb10 >[ 662.641852] kthread+0x21a/0x230 >[ 662.641886] __ret_from_fork+0x6c/0xb8 >[ 662.641919] ret_from_fork+0xa/0x30 > >[ 662.641979] Reported by Kernel Concurrency Sanitizer on: >[ 662.642013] CPU: 2 PID: 35 Comm: kworker/u130:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 662.642074] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 662.642094] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 662.642974] ================================================================== >[ 663.518363] ================================================================== >[ 663.518402] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 663.518439] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 4419 on cpu 1: >[ 663.518466] arch_vcpu_is_preempted+0x4a/0xe0 >[ 663.518488] rwsem_spin_on_owner+0x84/0x178 >[ 663.518515] rwsem_down_write_slowpath+0xfc/0xd60 >[ 663.518543] down_write+0xd8/0xf0 >[ 663.518567] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 663.519445] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 663.520243] btrfs_search_slot+0xde8/0x19b8 [btrfs] >[ 663.521033] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 663.521827] lookup_extent_backref+0x82/0x140 [btrfs] >[ 663.522620] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 663.523416] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 663.524212] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 663.525020] flush_space+0x1c6/0x718 [btrfs] >[ 663.525807] btrfs_async_reclaim_metadata_space+0x180/0x340 [btrfs] >[ 663.526595] process_one_work+0x3b6/0x838 >[ 663.526615] worker_thread+0x75e/0xb10 >[ 663.526634] kthread+0x21a/0x230 >[ 663.526656] __ret_from_fork+0x6c/0xb8 >[ 663.526677] ret_from_fork+0xa/0x30 > >[ 663.526715] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 663.526753] Reported by Kernel Concurrency Sanitizer on: >[ 663.526775] CPU: 1 PID: 4419 Comm: kworker/u129:5 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 663.526818] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 663.526845] Workqueue: events_unbound btrfs_async_reclaim_metadata_space [btrfs] >[ 663.527653] ================================================================== >[ 663.700248] ================================================================== >[ 663.700295] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 663.700340] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 663.700367] rcu_report_qs_rdp+0x144/0x228 >[ 663.700394] rcu_core+0x860/0xe00 >[ 663.700419] rcu_core_si+0x30/0x48 >[ 663.700446] __do_softirq+0x14c/0x410 >[ 663.700478] irq_exit_rcu+0xae/0xc8 >[ 663.700504] do_ext_irq+0xd8/0x120 >[ 663.700535] ext_int_handler+0xc4/0xf0 >[ 663.700568] __tsan_read_range+0xa2/0x1a8 >[ 663.700599] delay_loop+0x90/0xd0 >[ 663.700629] __udelay+0x36/0x48 >[ 663.700659] kcsan_setup_watchpoint+0x21a/0x568 >[ 663.700692] delay_loop+0x7c/0xd0 >[ 663.700724] __udelay+0x36/0x48 >[ 663.700758] kcsan_setup_watchpoint+0x21a/0x568 >[ 663.700794] rcu_all_qs+0x4e/0x1b0 >[ 663.700831] __cond_resched+0x2c/0x78 >[ 663.700878] do_wp_page+0xc78/0x1b90 >[ 663.700898] __handle_mm_fault+0x10c0/0x23b0 >[ 663.700931] handle_mm_fault+0x278/0x458 >[ 663.700951] do_exception+0x216/0x930 >[ 663.700972] do_protection_exception+0xca/0x178 >[ 663.700995] __do_pgm_check+0xf4/0x188 >[ 663.701019] pgm_check_handler+0x116/0x168 > >[ 663.701061] read to 0x0000000170cb1c15 of 1 bytes by task 9857 on cpu 3: >[ 663.701085] rcu_all_qs+0x4e/0x1b0 >[ 663.701114] __cond_resched+0x2c/0x78 >[ 663.701141] do_wp_page+0xc78/0x1b90 >[ 663.701168] __handle_mm_fault+0x10c0/0x23b0 >[ 663.701199] handle_mm_fault+0x278/0x458 >[ 663.701229] do_exception+0x216/0x930 >[ 663.701258] do_protection_exception+0xca/0x178 >[ 663.701290] __do_pgm_check+0xf4/0x188 >[ 663.701323] pgm_check_handler+0x116/0x168 > >[ 663.701380] Reported by Kernel Concurrency Sanitizer on: >[ 663.701415] CPU: 3 PID: 9857 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 663.701453] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 663.701474] ================================================================== >[ 664.486919] ================================================================== >[ 664.486968] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 664.487013] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 3: >[ 664.487040] hrtimer_active+0x90/0x110 >[ 664.487065] task_tick_fair+0x52/0x3f0 >[ 664.487096] scheduler_tick+0xe6/0x460 >[ 664.487126] update_process_times+0x104/0x120 >[ 664.487160] tick_sched_handle+0x8e/0xd8 >[ 664.487192] tick_nohz_highres_handler+0x82/0x108 >[ 664.487225] __hrtimer_run_queues+0x2d2/0x4d8 >[ 664.487258] hrtimer_interrupt+0x26a/0x528 >[ 664.487291] clock_comparator_work+0x74/0x90 >[ 664.487324] do_IRQ+0x8a/0xa8 >[ 664.487360] do_irq_async+0x7e/0x108 >[ 664.487396] do_ext_irq+0xd2/0x120 >[ 664.487434] ext_int_handler+0xc4/0xf0 >[ 664.487475] __tsan_read8+0x94/0x1a0 >[ 664.487511] delay_loop+0xa0/0xd0 >[ 664.487577] __udelay+0x36/0x48 >[ 664.487600] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.487624] delay_loop+0x7c/0xd0 >[ 664.487647] __udelay+0x36/0x48 >[ 664.487673] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.487700] check_prev_ino.part.0+0x70/0x1b0 [btrfs] >[ 664.488681] __btrfs_check_leaf+0xd50/0x27e8 [btrfs] >[ 664.489607] btrfs_check_leaf+0x38/0x60 [btrfs] >[ 664.490538] btrfs_validate_extent_buffer+0x3a8/0x888 [btrfs] >[ 664.491460] extent_buffer_read_end_io+0x260/0x280 [btrfs] >[ 664.492381] __btrfs_bio_end_io+0x96/0xf0 [btrfs] >[ 664.493291] btrfs_orig_bbio_end_io+0xdc/0x180 [btrfs] >[ 664.494195] btrfs_end_bio_work+0x92/0xa8 [btrfs] >[ 664.495104] process_one_work+0x3b6/0x838 >[ 664.495141] worker_thread+0x75e/0xb10 >[ 664.495176] kthread+0x21a/0x230 >[ 664.495215] __ret_from_fork+0x6c/0xb8 >[ 664.495250] ret_from_fork+0xa/0x30 > >[ 664.495324] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 664.495347] __hrtimer_run_queues+0x214/0x4d8 >[ 664.495370] hrtimer_interrupt+0x26a/0x528 >[ 664.495394] clock_comparator_work+0x74/0x90 >[ 664.495419] do_IRQ+0x8a/0xa8 >[ 664.495445] do_irq_async+0x7e/0x108 >[ 664.495474] do_ext_irq+0xd2/0x120 >[ 664.495502] ext_int_handler+0xc4/0xf0 >[ 664.495532] __tsan_read_range+0x4a/0x1a8 >[ 664.495560] delay_loop+0x7c/0xd0 >[ 664.495589] __udelay+0x36/0x48 >[ 664.495617] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.495649] delay_loop+0x90/0xd0 >[ 664.495679] __udelay+0x36/0x48 >[ 664.495708] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.495741] delay_loop+0x7c/0xd0 >[ 664.495773] __udelay+0x36/0x48 >[ 664.495814] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.495855] delay_loop+0x7c/0xd0 >[ 664.495895] __udelay+0x36/0x48 >[ 664.495938] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.495987] delay_loop+0x7c/0xd0 >[ 664.496007] __udelay+0x36/0x48 >[ 664.496029] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.496052] delay_loop+0x90/0xd0 >[ 664.496075] __udelay+0x36/0x48 >[ 664.496098] kcsan_setup_watchpoint+0x21a/0x568 >[ 664.496124] submit_bio_noacct+0x730/0xc80 >[ 664.496150] submit_bio+0xe6/0x120 >[ 664.496174] btrfs_submit_dev_bio+0x15e/0x438 [btrfs] >[ 664.497082] __btrfs_submit_bio+0x34a/0x3e0 [btrfs] >[ 664.497991] btrfs_submit_bio+0x314/0xb10 [btrfs] >[ 664.498903] read_extent_buffer_pages+0x29e/0x390 [btrfs] >[ 664.499814] btrfs_read_extent_buffer+0xbe/0x2e8 [btrfs] >[ 664.500723] read_tree_block+0x82/0x138 [btrfs] >[ 664.501641] read_block_for_search+0x3d0/0x538 [btrfs] >[ 664.502544] btrfs_search_slot+0x6b8/0x19b8 [btrfs] >[ 664.503443] btrfs_del_csums+0x1dc/0x798 [btrfs] >[ 664.504354] __btrfs_free_extent.isra.0+0xc24/0x2028 [btrfs] >[ 664.505278] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 664.506173] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 664.507081] flush_space+0x5e4/0x718 [btrfs] >[ 664.507988] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 664.508903] process_one_work+0x3b6/0x838 >[ 664.508929] worker_thread+0x75e/0xb10 >[ 664.508955] kthread+0x21a/0x230 >[ 664.508985] __ret_from_fork+0x6c/0xb8 >[ 664.509013] ret_from_fork+0xa/0x30 > >[ 664.509063] Reported by Kernel Concurrency Sanitizer on: >[ 664.509091] CPU: 0 PID: 35 Comm: kworker/u130:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 664.509142] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 664.509176] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 664.510117] ================================================================== >[ 666.715803] ================================================================== >[ 666.715841] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 666.715879] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 35 on cpu 2: >[ 666.715907] arch_vcpu_is_preempted+0x4a/0xe0 >[ 666.715932] osq_lock+0x17c/0x330 >[ 666.715959] rwsem_down_write_slowpath+0xd0/0xd60 >[ 666.715989] down_write+0xd8/0xf0 >[ 666.716014] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 666.717061] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 666.717911] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 666.718767] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 666.719604] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 666.720441] lookup_extent_backref+0x82/0x140 [btrfs] >[ 666.721260] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 666.722057] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 666.722878] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 666.723683] flush_space+0x5e4/0x718 [btrfs] >[ 666.724485] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 666.725298] process_one_work+0x3b6/0x838 >[ 666.725321] worker_thread+0x75e/0xb10 >[ 666.725343] kthread+0x21a/0x230 >[ 666.725367] __ret_from_fork+0x6c/0xb8 >[ 666.725390] ret_from_fork+0xa/0x30 > >[ 666.725434] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 666.725477] Reported by Kernel Concurrency Sanitizer on: >[ 666.725501] CPU: 2 PID: 35 Comm: kworker/u130:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 666.725546] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 666.725576] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 666.726394] ================================================================== >[ 668.377602] ================================================================== >[ 668.377649] BUG: KCSAN: data-race in osq_lock / osq_unlock > >[ 668.377693] write (marked) to 0x0000000170c73a00 of 8 bytes by task 9466 on cpu 0: >[ 668.377720] osq_lock+0x134/0x330 >[ 668.377745] rwsem_down_write_slowpath+0xd0/0xd60 >[ 668.377772] down_write+0xd8/0xf0 >[ 668.377796] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 668.378848] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 668.379688] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 668.380550] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 668.381397] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 668.382217] lookup_extent_backref+0x82/0x140 [btrfs] >[ 668.383050] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 668.383879] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 668.384711] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 668.385546] flush_space+0x1c6/0x718 [btrfs] >[ 668.386394] btrfs_async_reclaim_metadata_space+0x180/0x340 [btrfs] >[ 668.387218] process_one_work+0x3b6/0x838 >[ 668.387239] worker_thread+0x75e/0xb10 >[ 668.387258] kthread+0x21a/0x230 >[ 668.387281] __ret_from_fork+0x6c/0xb8 >[ 668.387303] ret_from_fork+0xa/0x30 > >[ 668.387342] read to 0x0000000170c73a00 of 8 bytes by task 35 on cpu 1: >[ 668.387366] osq_unlock+0x120/0x198 >[ 668.387392] rwsem_down_write_slowpath+0x940/0xd60 >[ 668.387420] down_write+0xd8/0xf0 >[ 668.387447] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 668.388288] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 668.389138] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 668.389986] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 668.390816] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 668.391648] lookup_extent_backref+0x82/0x140 [btrfs] >[ 668.392487] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 668.393334] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 668.394166] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 668.394996] flush_space+0x5e4/0x718 [btrfs] >[ 668.395823] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 668.396655] process_one_work+0x3b6/0x838 >[ 668.396678] worker_thread+0x75e/0xb10 >[ 668.396702] kthread+0x21a/0x230 >[ 668.396728] __ret_from_fork+0x6c/0xb8 >[ 668.396754] ret_from_fork+0xa/0x30 > >[ 668.396800] value changed: 0x0000000000000000 -> 0x0000000170c54a00 > >[ 668.396844] Reported by Kernel Concurrency Sanitizer on: >[ 668.396871] CPU: 1 PID: 35 Comm: kworker/u130:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 668.396923] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 668.396954] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 668.397819] ================================================================== >[ 669.080241] ================================================================== >[ 669.080290] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 669.080334] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 669.080359] rcu_report_qs_rdp+0x144/0x228 >[ 669.080384] rcu_core+0x860/0xe00 >[ 669.080408] rcu_core_si+0x30/0x48 >[ 669.080433] __do_softirq+0x14c/0x410 >[ 669.080461] irq_exit_rcu+0xae/0xc8 >[ 669.080485] do_ext_irq+0xd8/0x120 >[ 669.080513] ext_int_handler+0xc4/0xf0 >[ 669.080541] __tsan_read8+0x0/0x1a0 >[ 669.080568] delay_loop+0x90/0xd0 >[ 669.080596] __udelay+0x36/0x48 >[ 669.080623] kcsan_setup_watchpoint+0x21a/0x568 >[ 669.080654] delay_loop+0x7c/0xd0 >[ 669.080685] __udelay+0x36/0x48 >[ 669.080717] kcsan_setup_watchpoint+0x21a/0x568 >[ 669.080750] delay_loop+0x90/0xd0 >[ 669.080782] __udelay+0x36/0x48 >[ 669.080822] kcsan_setup_watchpoint+0x21a/0x568 >[ 669.080841] rcu_all_qs+0x4e/0x1b0 >[ 669.080860] __cond_resched+0x2c/0x78 >[ 669.080878] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 669.081875] btrfs_update_root+0x7c/0x660 [btrfs] >[ 669.082691] btrfs_drop_snapshot+0x9a0/0x1328 [btrfs] >[ 669.083501] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 669.084320] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 669.085132] kthread+0x21a/0x230 >[ 669.085162] __ret_from_fork+0x6c/0xb8 >[ 669.085189] ret_from_fork+0xa/0x30 > >[ 669.085238] read to 0x0000000170c73c15 of 1 bytes by task 576 on cpu 1: >[ 669.085268] rcu_all_qs+0x4e/0x1b0 >[ 669.085298] __cond_resched+0x2c/0x78 >[ 669.085327] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 669.086146] btrfs_update_root+0x7c/0x660 [btrfs] >[ 669.086967] btrfs_drop_snapshot+0x9a0/0x1328 [btrfs] >[ 669.087792] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 669.088626] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 669.089432] kthread+0x21a/0x230 >[ 669.089453] __ret_from_fork+0x6c/0xb8 >[ 669.089474] ret_from_fork+0xa/0x30 > >[ 669.089510] Reported by Kernel Concurrency Sanitizer on: >[ 669.089530] CPU: 1 PID: 576 Comm: btrfs-cleaner Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 669.089573] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 669.089597] ================================================================== >[ 669.753459] ================================================================== >[ 669.753498] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 669.753536] race at unknown origin, with read to 0x0000000000426288 of 8 bytes by task 35 on cpu 2: >[ 669.753562] arch_vcpu_is_preempted+0x4a/0xe0 >[ 669.753587] rwsem_spin_on_owner+0x84/0x178 >[ 669.753615] rwsem_down_write_slowpath+0xfc/0xd60 >[ 669.753644] down_write+0xd8/0xf0 >[ 669.753668] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 669.754684] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 669.755502] btrfs_search_slot+0xde8/0x19b8 [btrfs] >[ 669.756315] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 669.757120] lookup_extent_backref+0x82/0x140 [btrfs] >[ 669.757930] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 669.758743] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 669.759553] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 669.760381] flush_space+0x5e4/0x718 [btrfs] >[ 669.761190] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 669.762002] process_one_work+0x3b6/0x838 >[ 669.762022] worker_thread+0x75e/0xb10 >[ 669.762042] kthread+0x21a/0x230 >[ 669.762068] __ret_from_fork+0x6c/0xb8 >[ 669.762092] ret_from_fork+0xa/0x30 > >[ 669.762134] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 669.762177] Reported by Kernel Concurrency Sanitizer on: >[ 669.762202] CPU: 2 PID: 35 Comm: kworker/u130:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 669.762247] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 669.762274] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 669.763105] ================================================================== >[ 672.993579] ================================================================== >[ 672.993622] BUG: KCSAN: data-race in wq_worker_tick / wq_worker_tick > >[ 672.993666] read to 0x00000000868faaa8 of 8 bytes by interrupt on cpu 3: >[ 672.993692] wq_worker_tick+0x70/0x248 >[ 672.993719] scheduler_tick+0x1bc/0x460 >[ 672.993748] update_process_times+0x104/0x120 >[ 672.993778] tick_sched_handle+0x8e/0xd8 >[ 672.993807] tick_nohz_highres_handler+0x82/0x108 >[ 672.993838] __hrtimer_run_queues+0x2d2/0x4d8 >[ 672.993868] hrtimer_interrupt+0x26a/0x528 >[ 672.993899] clock_comparator_work+0x74/0x90 >[ 672.993932] do_IRQ+0x8a/0xa8 >[ 672.993965] do_irq_async+0x7e/0x108 >[ 672.994001] do_ext_irq+0xd2/0x120 >[ 672.994037] ext_int_handler+0xc4/0xf0 >[ 672.994073] delay_loop+0x6a/0xd0 >[ 672.994107] delay_loop+0xa0/0xd0 >[ 672.994144] __udelay+0x36/0x48 >[ 672.994185] kcsan_setup_watchpoint+0x21a/0x568 >[ 672.994206] __btrfs_check_leaf+0x1e8/0x27e8 [btrfs] >[ 672.995261] btrfs_check_leaf+0x38/0x60 [btrfs] >[ 672.996159] btrfs_validate_extent_buffer+0x3a8/0x888 [btrfs] >[ 672.997056] extent_buffer_read_end_io+0x260/0x280 [btrfs] >[ 672.997962] __btrfs_bio_end_io+0x96/0xf0 [btrfs] >[ 672.998869] btrfs_orig_bbio_end_io+0xdc/0x180 [btrfs] >[ 672.999762] btrfs_end_bio_work+0x92/0xa8 [btrfs] >[ 673.000632] process_one_work+0x3b6/0x838 >[ 673.000659] worker_thread+0x75e/0xb10 >[ 673.000687] kthread+0x21a/0x230 >[ 673.000719] __ret_from_fork+0x6c/0xb8 >[ 673.000749] ret_from_fork+0xa/0x30 > >[ 673.000803] write to 0x00000000868faaa8 of 8 bytes by interrupt on cpu 2: >[ 673.000836] wq_worker_tick+0x86/0x248 >[ 673.000869] scheduler_tick+0x1bc/0x460 >[ 673.000904] update_process_times+0x104/0x120 >[ 673.000942] tick_sched_handle+0x8e/0xd8 >[ 673.000960] tick_nohz_highres_handler+0x82/0x108 >[ 673.000982] __hrtimer_run_queues+0x2d2/0x4d8 >[ 673.001002] hrtimer_interrupt+0x26a/0x528 >[ 673.001021] clock_comparator_work+0x74/0x90 >[ 673.001041] do_IRQ+0x8a/0xa8 >[ 673.001061] do_irq_async+0x7e/0x108 >[ 673.001082] do_ext_irq+0xd2/0x120 >[ 673.001102] ext_int_handler+0xc4/0xf0 >[ 673.001123] __tsan_func_exit+0x182/0x218 >[ 673.001143] check_prev_ino.part.0+0xcc/0x1b0 [btrfs] >[ 673.002005] __btrfs_check_leaf+0xd50/0x27e8 [btrfs] >[ 673.002870] btrfs_check_leaf+0x38/0x60 [btrfs] >[ 673.003731] btrfs_validate_extent_buffer+0x3a8/0x888 [btrfs] >[ 673.004610] extent_buffer_read_end_io+0x260/0x280 [btrfs] >[ 673.005507] __btrfs_bio_end_io+0x96/0xf0 [btrfs] >[ 673.006448] btrfs_orig_bbio_end_io+0xdc/0x180 [btrfs] >[ 673.007313] btrfs_end_bio_work+0x92/0xa8 [btrfs] >[ 673.008179] process_one_work+0x3b6/0x838 >[ 673.008204] worker_thread+0x75e/0xb10 >[ 673.008224] kthread+0x21a/0x230 >[ 673.008248] __ret_from_fork+0x6c/0xb8 >[ 673.008268] ret_from_fork+0xa/0x30 > >[ 673.008300] Reported by Kernel Concurrency Sanitizer on: >[ 673.008317] CPU: 2 PID: 9663 Comm: kworker/u131:2 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 673.008354] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 673.008370] Workqueue: btrfs-endio-meta btrfs_end_bio_work [btrfs] >[ 673.009225] ================================================================== >[ 675.403628] ================================================================== >[ 675.403673] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 675.403718] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 675.403743] rcu_report_qs_rdp+0x144/0x228 >[ 675.403769] rcu_core+0x860/0xe00 >[ 675.403794] rcu_core_si+0x30/0x48 >[ 675.403819] __do_softirq+0x14c/0x410 >[ 675.403847] irq_exit_rcu+0xae/0xc8 >[ 675.403871] do_ext_irq+0xd8/0x120 >[ 675.403899] ext_int_handler+0xc4/0xf0 >[ 675.403928] __tsan_read_range+0xac/0x1a8 >[ 675.403956] delay_loop+0x90/0xd0 >[ 675.403983] __udelay+0x36/0x48 >[ 675.404010] kcsan_setup_watchpoint+0x21a/0x568 >[ 675.404040] delay_loop+0x7c/0xd0 >[ 675.404069] __udelay+0x36/0x48 >[ 675.404099] kcsan_setup_watchpoint+0x21a/0x568 >[ 675.404130] delay_loop+0x90/0xd0 >[ 675.404161] __udelay+0x36/0x48 >[ 675.404231] kcsan_setup_watchpoint+0x21a/0x568 >[ 675.404252] delay_loop+0x7c/0xd0 >[ 675.404271] __udelay+0x36/0x48 >[ 675.404291] kcsan_setup_watchpoint+0x21a/0x568 >[ 675.404314] delay_loop+0x7c/0xd0 >[ 675.404339] __udelay+0x36/0x48 >[ 675.404361] kcsan_setup_watchpoint+0x21a/0x568 >[ 675.404385] rcu_all_qs+0x4e/0x1b0 >[ 675.404410] __cond_resched+0x2c/0x78 >[ 675.404434] down_write+0x30/0xf0 >[ 675.404459] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 675.405484] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 675.406310] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 675.407142] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 675.407964] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 675.408784] lookup_extent_backref+0x82/0x140 [btrfs] >[ 675.409610] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 675.410423] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 675.411245] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 675.412080] flush_space+0x5e4/0x718 [btrfs] >[ 675.412888] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 675.413699] process_one_work+0x3b6/0x838 >[ 675.413721] worker_thread+0x75e/0xb10 >[ 675.413743] kthread+0x21a/0x230 >[ 675.413768] __ret_from_fork+0x6c/0xb8 >[ 675.413793] ret_from_fork+0xa/0x30 > >[ 675.413835] read to 0x0000000170c54c15 of 1 bytes by task 35 on cpu 0: >[ 675.413861] rcu_all_qs+0x4e/0x1b0 >[ 675.413887] __cond_resched+0x2c/0x78 >[ 675.413912] down_write+0x30/0xf0 >[ 675.413937] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 675.414779] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 675.415596] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 675.416431] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 675.417268] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 675.418106] lookup_extent_backref+0x82/0x140 [btrfs] >[ 675.418945] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 675.419793] __btrfs_run_delayed_refs+0xd3c/0x2390 [btrfs] >[ 675.420606] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 675.421418] flush_space+0x5e4/0x718 [btrfs] >[ 675.422235] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 675.423061] process_one_work+0x3b6/0x838 >[ 675.423083] worker_thread+0x75e/0xb10 >[ 675.423105] kthread+0x21a/0x230 >[ 675.423131] __ret_from_fork+0x6c/0xb8 >[ 675.423156] ret_from_fork+0xa/0x30 > >[ 675.423199] Reported by Kernel Concurrency Sanitizer on: >[ 675.423229] CPU: 0 PID: 35 Comm: kworker/u130:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 675.423277] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 675.423307] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 675.424148] ================================================================== >[ 676.529636] ================================================================== >[ 676.529681] BUG: KCSAN: data-race in begin_new_exec / wait_consider_task > >[ 676.529726] write to 0x000000008717cb38 of 4 bytes by task 10645 on cpu 2: >[ 676.529751] begin_new_exec+0x564/0x1878 >[ 676.529779] load_elf_binary+0x82c/0x2638 >[ 676.529807] bprm_execve+0x50c/0xb50 >[ 676.529833] do_execveat_common.isra.0+0x328/0x3d8 >[ 676.529862] __s390x_sys_execve+0x8a/0xa8 >[ 676.529892] do_syscall+0x1c6/0x210 >[ 676.529920] __do_syscall+0xc8/0xf0 >[ 676.529951] system_call+0x70/0x98 > >[ 676.530002] read to 0x000000008717cb38 of 4 bytes by task 10643 on cpu 3: >[ 676.530035] wait_consider_task+0x122/0x16a0 >[ 676.530069] __do_wait+0x120/0x410 >[ 676.530101] do_wait+0x12c/0x258 >[ 676.530133] kernel_wait4+0xf4/0x1a8 >[ 676.530166] __do_sys_wait4+0xcc/0xe8 >[ 676.530207] __s390x_sys_wait4+0x7c/0x98 >[ 676.530226] do_syscall+0x1c6/0x210 >[ 676.530244] __do_syscall+0xc8/0xf0 >[ 676.530261] system_call+0x70/0x98 > >[ 676.530288] Reported by Kernel Concurrency Sanitizer on: >[ 676.530303] CPU: 3 PID: 10643 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 676.530336] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 676.530350] ================================================================== >[ 678.627001] ================================================================== >[ 678.627047] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 678.627088] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 678.627111] rcu_report_qs_rdp+0x144/0x228 >[ 678.627136] rcu_core+0x860/0xe00 >[ 678.627159] rcu_core_si+0x30/0x48 >[ 678.627183] __do_softirq+0x14c/0x410 >[ 678.627211] irq_exit_rcu+0xae/0xc8 >[ 678.627234] do_ext_irq+0xd8/0x120 >[ 678.627261] ext_int_handler+0xc4/0xf0 >[ 678.627289] __tsan_read_range+0x9c/0x1a8 >[ 678.627316] delay_loop+0x90/0xd0 >[ 678.627343] __udelay+0x36/0x48 >[ 678.627370] kcsan_setup_watchpoint+0x21a/0x568 >[ 678.627399] delay_loop+0x90/0xd0 >[ 678.627429] __udelay+0x36/0x48 >[ 678.627457] kcsan_setup_watchpoint+0x21a/0x568 >[ 678.627488] delay_loop+0x7c/0xd0 >[ 678.627518] __udelay+0x36/0x48 >[ 678.627557] kcsan_setup_watchpoint+0x21a/0x568 >[ 678.627575] rcu_all_qs+0x4e/0x1b0 >[ 678.627592] __cond_resched+0x2c/0x78 >[ 678.627608] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 678.628575] btrfs_lookup_extent_info+0x156/0x830 [btrfs] >[ 678.629368] do_walk_down+0x398/0xe68 [btrfs] >[ 678.630154] walk_down_tree+0x176/0x240 [btrfs] >[ 678.630942] btrfs_drop_snapshot+0x7de/0x1328 [btrfs] >[ 678.631780] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 678.632582] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 678.633389] kthread+0x21a/0x230 >[ 678.633418] __ret_from_fork+0x6c/0xb8 >[ 678.633445] ret_from_fork+0xa/0x30 > >[ 678.633495] read to 0x0000000170c73c15 of 1 bytes by task 576 on cpu 1: >[ 678.633524] rcu_all_qs+0x4e/0x1b0 >[ 678.633555] __cond_resched+0x2c/0x78 >[ 678.633585] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 678.634386] btrfs_lookup_extent_info+0x156/0x830 [btrfs] >[ 678.635196] do_walk_down+0x398/0xe68 [btrfs] >[ 678.635977] walk_down_tree+0x176/0x240 [btrfs] >[ 678.636761] btrfs_drop_snapshot+0x7de/0x1328 [btrfs] >[ 678.637546] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 678.638338] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 678.639128] kthread+0x21a/0x230 >[ 678.639152] __ret_from_fork+0x6c/0xb8 >[ 678.639176] ret_from_fork+0xa/0x30 > >[ 678.639216] Reported by Kernel Concurrency Sanitizer on: >[ 678.639239] CPU: 1 PID: 576 Comm: btrfs-cleaner Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 678.639283] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 678.639309] ================================================================== >[ 696.040385] ================================================================== >[ 696.040430] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 696.040472] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 696.040496] rcu_report_qs_rdp+0x144/0x228 >[ 696.040520] rcu_core+0x860/0xe00 >[ 696.040543] rcu_core_si+0x30/0x48 >[ 696.040568] __do_softirq+0x14c/0x410 >[ 696.040595] irq_exit_rcu+0xae/0xc8 >[ 696.040618] do_ext_irq+0xd8/0x120 >[ 696.040644] ext_int_handler+0xc4/0xf0 >[ 696.040670] delay_loop+0x90/0xd0 >[ 696.040695] __udelay+0x36/0x48 >[ 696.040721] kcsan_setup_watchpoint+0x21a/0x568 >[ 696.040749] delay_loop+0x7c/0xd0 >[ 696.040777] __udelay+0x36/0x48 >[ 696.040804] kcsan_setup_watchpoint+0x21a/0x568 >[ 696.040835] delay_loop+0x7c/0xd0 >[ 696.040864] __udelay+0x36/0x48 >[ 696.040894] kcsan_setup_watchpoint+0x21a/0x568 >[ 696.040948] rcu_all_qs+0x4e/0x1b0 >[ 696.040965] __cond_resched+0x2c/0x78 >[ 696.040981] __kmem_cache_alloc_node+0x4be/0x530 >[ 696.041002] __kmalloc+0x5c/0x1e8 >[ 696.041018] load_elf_binary+0x1fa/0x2638 >[ 696.041036] bprm_execve+0x50c/0xb50 >[ 696.041055] do_execveat_common.isra.0+0x328/0x3d8 >[ 696.041074] __s390x_sys_execve+0x8a/0xa8 >[ 696.041092] do_syscall+0x1c6/0x210 >[ 696.041109] __do_syscall+0xc8/0xf0 >[ 696.041125] system_call+0x70/0x98 > >[ 696.041174] read to 0x0000000170c92c15 of 1 bytes by task 12139 on cpu 2: >[ 696.041224] rcu_all_qs+0x4e/0x1b0 >[ 696.041251] __cond_resched+0x2c/0x78 >[ 696.041278] __kmem_cache_alloc_node+0x4be/0x530 >[ 696.041308] __kmalloc+0x5c/0x1e8 >[ 696.041336] load_elf_binary+0x1fa/0x2638 >[ 696.041366] bprm_execve+0x50c/0xb50 >[ 696.041396] do_execveat_common.isra.0+0x328/0x3d8 >[ 696.041433] __s390x_sys_execve+0x8a/0xa8 >[ 696.041451] do_syscall+0x1c6/0x210 >[ 696.041467] __do_syscall+0xc8/0xf0 >[ 696.041484] system_call+0x70/0x98 > >[ 696.041509] Reported by Kernel Concurrency Sanitizer on: >[ 696.041523] CPU: 2 PID: 12139 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 696.041554] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 696.041568] ================================================================== >[ 697.816522] ================================================================== >[ 697.816561] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 697.816599] race at unknown origin, with read to 0x0000000000424288 of 8 bytes by task 11715 on cpu 3: >[ 697.816626] arch_vcpu_is_preempted+0x4a/0xe0 >[ 697.816649] mutex_spin_on_owner+0xb4/0x170 >[ 697.816676] __mutex_lock.constprop.0+0x760/0xfc8 >[ 697.816704] __mutex_lock_slowpath+0x38/0x50 >[ 697.816730] mutex_lock+0xb4/0xc8 >[ 697.816755] pipe_read+0x488/0x7d0 >[ 697.816783] vfs_read+0x466/0x498 >[ 697.816808] ksys_read+0x108/0x150 >[ 697.816833] __s390x_sys_read+0x68/0x88 >[ 697.816863] do_syscall+0x1c6/0x210 >[ 697.816892] __do_syscall+0xc8/0xf0 >[ 697.816923] system_call+0x70/0x98 > >[ 697.816976] value changed: 0x0000000000000004 -> 0x0000000000000028 > >[ 697.817048] Reported by Kernel Concurrency Sanitizer on: >[ 697.817062] CPU: 3 PID: 11715 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 697.817094] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 697.817108] ================================================================== >[ 707.976919] ================================================================== >[ 707.976964] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 707.977010] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 707.977034] rcu_report_qs_rdp+0x144/0x228 >[ 707.977059] rcu_core+0x860/0xe00 >[ 707.977083] rcu_core_si+0x30/0x48 >[ 707.977107] __do_softirq+0x14c/0x410 >[ 707.977134] irq_exit_rcu+0xae/0xc8 >[ 707.977157] do_ext_irq+0xd8/0x120 >[ 707.977183] ext_int_handler+0xc4/0xf0 >[ 707.977209] __tsan_read_range+0xc8/0x1a8 >[ 707.977236] delay_loop+0x90/0xd0 >[ 707.977263] __udelay+0x36/0x48 >[ 707.977290] kcsan_setup_watchpoint+0x21a/0x568 >[ 707.977319] delay_loop+0x90/0xd0 >[ 707.977347] __udelay+0x36/0x48 >[ 707.977375] kcsan_setup_watchpoint+0x21a/0x568 >[ 707.977407] rcu_all_qs+0x4e/0x1b0 >[ 707.977438] __cond_resched+0x2c/0x78 >[ 707.977514] __kmem_cache_alloc_node+0x4be/0x530 >[ 707.977536] kmalloc_trace+0x3e/0xe0 >[ 707.977553] btrfs_qgroup_trace_extent+0x9e/0x188 [btrfs] >[ 707.978399] btrfs_qgroup_trace_leaf_items+0x198/0x1b8 [btrfs] >[ 707.979190] btrfs_qgroup_trace_subtree+0x2d8/0x938 [btrfs] >[ 707.979987] do_walk_down+0xc54/0xe68 [btrfs] >[ 707.980785] walk_down_tree+0x176/0x240 [btrfs] >[ 707.981576] btrfs_drop_snapshot+0x7de/0x1328 [btrfs] >[ 707.982378] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 707.983173] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 707.983966] kthread+0x21a/0x230 >[ 707.983996] __ret_from_fork+0x6c/0xb8 >[ 707.984025] ret_from_fork+0xa/0x30 > >[ 707.984074] read to 0x0000000170cb1c15 of 1 bytes by task 576 on cpu 3: >[ 707.984105] rcu_all_qs+0x4e/0x1b0 >[ 707.984136] __cond_resched+0x2c/0x78 >[ 707.984166] __kmem_cache_alloc_node+0x4be/0x530 >[ 707.984203] kmalloc_trace+0x3e/0xe0 >[ 707.984227] btrfs_qgroup_trace_extent+0x9e/0x188 [btrfs] >[ 707.985026] btrfs_qgroup_trace_leaf_items+0x198/0x1b8 [btrfs] >[ 707.985824] btrfs_qgroup_trace_subtree+0x2d8/0x938 [btrfs] >[ 707.986623] do_walk_down+0xc54/0xe68 [btrfs] >[ 707.987414] walk_down_tree+0x176/0x240 [btrfs] >[ 707.988203] btrfs_drop_snapshot+0x7de/0x1328 [btrfs] >[ 707.988998] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 707.989803] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 707.990605] kthread+0x21a/0x230 >[ 707.990634] __ret_from_fork+0x6c/0xb8 >[ 707.990660] ret_from_fork+0xa/0x30 > >[ 707.990709] Reported by Kernel Concurrency Sanitizer on: >[ 707.990734] CPU: 3 PID: 576 Comm: btrfs-cleaner Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 707.990783] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 707.990815] ================================================================== >[ 711.136945] ================================================================== >[ 711.136991] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 711.137034] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 711.137059] rcu_report_qs_rdp+0x144/0x228 >[ 711.137084] rcu_core+0x860/0xe00 >[ 711.137108] rcu_core_si+0x30/0x48 >[ 711.137132] __do_softirq+0x14c/0x410 >[ 711.137160] irq_exit_rcu+0xae/0xc8 >[ 711.137183] do_ext_irq+0xd8/0x120 >[ 711.137209] ext_int_handler+0xc4/0xf0 >[ 711.137236] delay_loop+0x6a/0xd0 >[ 711.137262] delay_loop+0xa0/0xd0 >[ 711.137289] __udelay+0x36/0x48 >[ 711.137315] kcsan_setup_watchpoint+0x21a/0x568 >[ 711.137346] rcu_all_qs+0x4e/0x1b0 >[ 711.137378] __cond_resched+0x2c/0x78 >[ 711.137410] down_write+0x30/0xf0 >[ 711.137442] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 711.138445] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 711.139284] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 711.140095] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 711.140922] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 711.141723] lookup_extent_backref+0x82/0x140 [btrfs] >[ 711.142524] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 711.143335] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 711.144144] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 711.144948] flush_space+0x5e4/0x718 [btrfs] >[ 711.145768] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 711.146577] process_one_work+0x3b6/0x838 >[ 711.146604] worker_thread+0x75e/0xb10 >[ 711.146631] kthread+0x21a/0x230 >[ 711.146661] __ret_from_fork+0x6c/0xb8 >[ 711.146691] ret_from_fork+0xa/0x30 > >[ 711.146743] read to 0x0000000170c73c15 of 1 bytes by task 4415 on cpu 1: >[ 711.146776] rcu_all_qs+0x4e/0x1b0 >[ 711.146809] __cond_resched+0x2c/0x78 >[ 711.146844] down_write+0x30/0xf0 >[ 711.146861] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 711.147652] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 711.148446] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 711.149240] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 711.150026] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 711.150829] lookup_extent_backref+0x82/0x140 [btrfs] >[ 711.151632] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 711.152432] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 711.153242] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 711.154059] flush_space+0x5e4/0x718 [btrfs] >[ 711.154883] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 711.155722] process_one_work+0x3b6/0x838 >[ 711.155752] worker_thread+0x75e/0xb10 >[ 711.155782] kthread+0x21a/0x230 >[ 711.155812] __ret_from_fork+0x6c/0xb8 >[ 711.155842] ret_from_fork+0xa/0x30 > >[ 711.155904] Reported by Kernel Concurrency Sanitizer on: >[ 711.155919] CPU: 1 PID: 4415 Comm: kworker/u130:4 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 711.155952] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 711.155968] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 711.156785] ================================================================== >[ 719.560242] ================================================================== >[ 719.560288] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 719.560330] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 719.560354] rcu_report_qs_rdp+0x144/0x228 >[ 719.560379] rcu_core+0x860/0xe00 >[ 719.560406] rcu_core_si+0x30/0x48 >[ 719.560430] __do_softirq+0x14c/0x410 >[ 719.560458] irq_exit_rcu+0xae/0xc8 >[ 719.560481] do_ext_irq+0xd8/0x120 >[ 719.560507] ext_int_handler+0xc4/0xf0 >[ 719.560534] delay_loop+0x6a/0xd0 >[ 719.560560] delay_loop+0xa0/0xd0 >[ 719.560586] __udelay+0x36/0x48 >[ 719.560613] kcsan_setup_watchpoint+0x21a/0x568 >[ 719.560642] rcu_all_qs+0x4e/0x1b0 >[ 719.560671] __cond_resched+0x2c/0x78 >[ 719.560700] remove_vma+0x34/0xd8 >[ 719.560733] exit_mmap+0x298/0x580 >[ 719.560761] __mmput+0x9e/0x228 >[ 719.560844] mmput+0x7e/0x90 >[ 719.560870] begin_new_exec+0xb6e/0x1878 >[ 719.560891] load_elf_binary+0x82c/0x2638 >[ 719.560911] bprm_execve+0x50c/0xb50 >[ 719.560931] do_execveat_common.isra.0+0x328/0x3d8 >[ 719.560954] __s390x_sys_execve+0x8a/0xa8 >[ 719.560976] do_syscall+0x1c6/0x210 >[ 719.560998] __do_syscall+0xc8/0xf0 >[ 719.561024] system_call+0x70/0x98 > >[ 719.561065] read to 0x0000000170c54c15 of 1 bytes by task 13919 on cpu 0: >[ 719.561090] rcu_all_qs+0x4e/0x1b0 >[ 719.561116] __cond_resched+0x2c/0x78 >[ 719.561141] remove_vma+0x34/0xd8 >[ 719.561168] exit_mmap+0x298/0x580 >[ 719.561193] __mmput+0x9e/0x228 >[ 719.561219] mmput+0x7e/0x90 >[ 719.561244] begin_new_exec+0xb6e/0x1878 >[ 719.561275] load_elf_binary+0x82c/0x2638 >[ 719.561305] bprm_execve+0x50c/0xb50 >[ 719.561336] do_execveat_common.isra.0+0x328/0x3d8 >[ 719.561381] __s390x_sys_execve+0x8a/0xa8 >[ 719.561401] do_syscall+0x1c6/0x210 >[ 719.561418] __do_syscall+0xc8/0xf0 >[ 719.561437] system_call+0x70/0x98 > >[ 719.561468] Reported by Kernel Concurrency Sanitizer on: >[ 719.561486] CPU: 0 PID: 13919 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 719.561525] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 719.561546] ================================================================== >[ 725.096948] ================================================================== >[ 725.096993] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 725.097035] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 725.097058] rcu_report_qs_rdp+0x144/0x228 >[ 725.097082] rcu_core+0x860/0xe00 >[ 725.097105] rcu_core_si+0x30/0x48 >[ 725.097128] __do_softirq+0x14c/0x410 >[ 725.097154] irq_exit_rcu+0xae/0xc8 >[ 725.097177] do_ext_irq+0xd8/0x120 >[ 725.097202] ext_int_handler+0xc4/0xf0 >[ 725.097227] __tsan_read_range+0x96/0x1a8 >[ 725.097253] delay_loop+0x90/0xd0 >[ 725.097279] __udelay+0x36/0x48 >[ 725.097305] kcsan_setup_watchpoint+0x21a/0x568 >[ 725.097333] delay_loop+0x90/0xd0 >[ 725.097361] __udelay+0x36/0x48 >[ 725.097388] kcsan_setup_watchpoint+0x21a/0x568 >[ 725.097418] delay_loop+0x7c/0xd0 >[ 725.097448] __udelay+0x36/0x48 >[ 725.097497] kcsan_setup_watchpoint+0x21a/0x568 >[ 725.097514] delay_loop+0x7c/0xd0 >[ 725.097530] __udelay+0x36/0x48 >[ 725.097545] kcsan_setup_watchpoint+0x21a/0x568 >[ 725.097561] rcu_all_qs+0x4e/0x1b0 >[ 725.097603] __cond_resched+0x2c/0x78 >[ 725.097624] down_write+0x30/0xf0 >[ 725.097645] dup_mmap+0x3a6/0xe08 >[ 725.097666] copy_process+0x1a74/0x3130 >[ 725.097689] kernel_clone+0xc8/0x568 >[ 725.097711] __do_sys_clone+0xcc/0xe8 >[ 725.097734] __s390x_sys_clone+0x90/0xb0 >[ 725.097758] do_syscall+0x1c6/0x210 >[ 725.097785] __do_syscall+0xc8/0xf0 >[ 725.097812] system_call+0x70/0x98 > >[ 725.097859] read to 0x0000000170c73c15 of 1 bytes by task 13939 on cpu 1: >[ 725.097888] rcu_all_qs+0x4e/0x1b0 >[ 725.097918] __cond_resched+0x2c/0x78 >[ 725.097946] down_write+0x30/0xf0 >[ 725.097975] dup_mmap+0x3a6/0xe08 >[ 725.098007] copy_process+0x1a74/0x3130 >[ 725.098022] kernel_clone+0xc8/0x568 >[ 725.098041] __do_sys_clone+0xcc/0xe8 >[ 725.098059] __s390x_sys_clone+0x90/0xb0 >[ 725.098077] do_syscall+0x1c6/0x210 >[ 725.098096] __do_syscall+0xc8/0xf0 >[ 725.098116] system_call+0x70/0x98 > >[ 725.098151] Reported by Kernel Concurrency Sanitizer on: >[ 725.098171] CPU: 1 PID: 13939 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 725.098210] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 725.098233] ================================================================== >[ 728.440282] ================================================================== >[ 728.440328] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 728.440370] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 728.440393] rcu_report_qs_rdp+0x144/0x228 >[ 728.440418] rcu_core+0x860/0xe00 >[ 728.440441] rcu_core_si+0x30/0x48 >[ 728.440466] __do_softirq+0x14c/0x410 >[ 728.440493] irq_exit_rcu+0xae/0xc8 >[ 728.440517] do_ext_irq+0xd8/0x120 >[ 728.440542] ext_int_handler+0xc4/0xf0 >[ 728.440569] __tsan_read_range+0x120/0x1a8 >[ 728.440596] delay_loop+0x7c/0xd0 >[ 728.440623] __udelay+0x36/0x48 >[ 728.440650] kcsan_setup_watchpoint+0x21a/0x568 >[ 728.440679] delay_loop+0x7c/0xd0 >[ 728.440708] __udelay+0x36/0x48 >[ 728.440737] kcsan_setup_watchpoint+0x21a/0x568 >[ 728.440768] rcu_all_qs+0x4e/0x1b0 >[ 728.440800] __cond_resched+0x2c/0x78 >[ 728.440852] __put_anon_vma+0x40/0x1c0 >[ 728.440870] unlink_anon_vmas+0x366/0x3b8 >[ 728.440886] free_pgtables+0x272/0x308 >[ 728.440903] exit_mmap+0x1fa/0x580 >[ 728.440936] __mmput+0x9e/0x228 >[ 728.440955] mmput+0x7e/0x90 >[ 728.440973] do_exit+0x596/0x1390 >[ 728.440994] do_group_exit+0x7a/0x140 >[ 728.441017] __s390x_sys_exit_group+0x46/0x48 >[ 728.441042] do_syscall+0x1c6/0x210 >[ 728.441066] __do_syscall+0xc8/0xf0 >[ 728.441090] system_call+0x70/0x98 > >[ 728.441135] read to 0x0000000170c92c15 of 1 bytes by task 14592 on cpu 2: >[ 728.441163] rcu_all_qs+0x4e/0x1b0 >[ 728.441191] __cond_resched+0x2c/0x78 >[ 728.441220] __put_anon_vma+0x40/0x1c0 >[ 728.441249] unlink_anon_vmas+0x366/0x3b8 >[ 728.441278] free_pgtables+0x272/0x308 >[ 728.441311] exit_mmap+0x1fa/0x580 >[ 728.441339] __mmput+0x9e/0x228 >[ 728.441367] mmput+0x7e/0x90 >[ 728.441401] do_exit+0x596/0x1390 >[ 728.441418] do_group_exit+0x7a/0x140 >[ 728.441439] __s390x_sys_exit_group+0x46/0x48 >[ 728.441460] do_syscall+0x1c6/0x210 >[ 728.441480] __do_syscall+0xc8/0xf0 >[ 728.441500] system_call+0x70/0x98 > >[ 728.441535] Reported by Kernel Concurrency Sanitizer on: >[ 728.441554] CPU: 2 PID: 14592 Comm: xmllint Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 728.441595] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 728.441618] ================================================================== >[ 730.453678] ================================================================== >[ 730.453719] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 730.453756] race at unknown origin, with read to 0x0000000000422288 of 8 bytes by task 14425 on cpu 0: >[ 730.453787] arch_vcpu_is_preempted+0x4a/0xe0 >[ 730.453810] mutex_spin_on_owner+0xb4/0x170 >[ 730.453837] __mutex_lock.constprop.0+0x760/0xfc8 >[ 730.453865] __mutex_lock_slowpath+0x38/0x50 >[ 730.453891] mutex_lock+0xb4/0xc8 >[ 730.453920] pipe_read+0x488/0x7d0 >[ 730.453947] vfs_read+0x466/0x498 >[ 730.453971] ksys_read+0x108/0x150 >[ 730.453995] __s390x_sys_read+0x68/0x88 >[ 730.454021] do_syscall+0x1c6/0x210 >[ 730.454049] __do_syscall+0xc8/0xf0 >[ 730.454078] system_call+0x70/0x98 > >[ 730.454130] value changed: 0x0000000000000004 -> 0x0000000000000028 > >[ 730.454256] Reported by Kernel Concurrency Sanitizer on: >[ 730.454284] CPU: 0 PID: 14425 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 730.454323] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 730.454343] ================================================================== >[ 731.680257] ================================================================== >[ 731.680303] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 731.680344] write (marked) to 0x0000000170c92c15 of 1 bytes by interrupt on cpu 2: >[ 731.680367] rcu_report_qs_rdp+0x144/0x228 >[ 731.680391] rcu_core+0x860/0xe00 >[ 731.680414] rcu_core_si+0x30/0x48 >[ 731.680438] __do_softirq+0x14c/0x410 >[ 731.680465] irq_exit_rcu+0xae/0xc8 >[ 731.680488] do_ext_irq+0xd8/0x120 >[ 731.680514] ext_int_handler+0xc4/0xf0 >[ 731.680540] __tsan_read_range+0x168/0x1a8 >[ 731.680567] delay_loop+0x90/0xd0 >[ 731.680593] __udelay+0x36/0x48 >[ 731.680619] kcsan_setup_watchpoint+0x21a/0x568 >[ 731.680648] delay_loop+0x90/0xd0 >[ 731.680676] __udelay+0x36/0x48 >[ 731.680705] kcsan_setup_watchpoint+0x21a/0x568 >[ 731.680735] delay_loop+0x7c/0xd0 >[ 731.680765] __udelay+0x36/0x48 >[ 731.680817] kcsan_setup_watchpoint+0x21a/0x568 >[ 731.680835] rcu_all_qs+0x4e/0x1b0 >[ 731.680852] __cond_resched+0x2c/0x78 >[ 731.680868] mnt_want_write+0x44/0x160 >[ 731.680884] path_openat+0x12ce/0x1c88 >[ 731.680900] do_filp_open+0x13c/0x228 >[ 731.680916] do_sys_openat2+0xd4/0x110 >[ 731.680934] do_sys_open+0x7a/0xc0 >[ 731.680950] __s390x_sys_openat+0x80/0xa0 >[ 731.680968] do_syscall+0x1c6/0x210 >[ 731.680984] __do_syscall+0xc8/0xf0 >[ 731.681001] system_call+0x70/0x98 > >[ 731.681026] read to 0x0000000170c92c15 of 1 bytes by task 14842 on cpu 2: >[ 731.681043] rcu_all_qs+0x4e/0x1b0 >[ 731.681061] __cond_resched+0x2c/0x78 >[ 731.681076] mnt_want_write+0x44/0x160 >[ 731.681090] path_openat+0x12ce/0x1c88 >[ 731.681106] do_filp_open+0x13c/0x228 >[ 731.681121] do_sys_openat2+0xd4/0x110 >[ 731.681138] do_sys_open+0x7a/0xc0 >[ 731.681154] __s390x_sys_openat+0x80/0xa0 >[ 731.681172] do_syscall+0x1c6/0x210 >[ 731.681188] __do_syscall+0xc8/0xf0 >[ 731.681204] system_call+0x70/0x98 > >[ 731.681229] Reported by Kernel Concurrency Sanitizer on: >[ 731.681243] CPU: 2 PID: 14842 Comm: grub Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 731.681274] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 731.681288] ================================================================== >[ 737.040293] ================================================================== >[ 737.040335] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 737.040372] race at unknown origin, with read to 0x0000000000422288 of 8 bytes by interrupt on cpu 2: >[ 737.040398] arch_vcpu_is_preempted+0x4a/0xe0 >[ 737.040422] arch_spin_lock_wait+0x304/0x678 >[ 737.040449] rcu_report_qs_rdp+0x204/0x228 >[ 737.040478] rcu_core+0x860/0xe00 >[ 737.040505] rcu_core_si+0x30/0x48 >[ 737.040532] __do_softirq+0x14c/0x410 >[ 737.040561] irq_exit_rcu+0xae/0xc8 >[ 737.040587] do_ext_irq+0x9c/0x120 >[ 737.040616] ext_int_handler+0xc4/0xf0 >[ 737.040646] psw_idle_exit+0x0/0xa >[ 737.040676] arch_cpu_idle+0x36/0x48 >[ 737.040707] default_idle_call+0x3c/0x108 >[ 737.040740] do_idle+0xda/0x170 >[ 737.040773] cpu_startup_entry+0x40/0x48 >[ 737.040805] smp_start_secondary+0x202/0x230 >[ 737.040857] restart_int_handler+0x6a/0x80 > >[ 737.040885] value changed: 0x0000000000000008 -> 0x0000000000000028 > >[ 737.040910] Reported by Kernel Concurrency Sanitizer on: >[ 737.040924] CPU: 2 PID: 0 Comm: swapper/2 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 737.040957] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 737.040971] ================================================================== >[ 741.193579] ================================================================== >[ 741.193625] BUG: KCSAN: data-race in __hrtimer_run_queues / hrtimer_active > >[ 741.193668] read to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 1: >[ 741.193695] hrtimer_active+0x90/0x110 >[ 741.193720] task_tick_fair+0x52/0x3f0 >[ 741.193749] scheduler_tick+0xe6/0x460 >[ 741.193778] update_process_times+0x104/0x120 >[ 741.193807] tick_sched_handle+0x8e/0xd8 >[ 741.193838] tick_nohz_highres_handler+0x82/0x108 >[ 741.193870] __hrtimer_run_queues+0x2d2/0x4d8 >[ 741.193902] hrtimer_interrupt+0x26a/0x528 >[ 741.193935] clock_comparator_work+0x74/0x90 >[ 741.193972] do_IRQ+0x8a/0xa8 >[ 741.194009] do_irq_async+0x7e/0x108 >[ 741.194045] do_ext_irq+0xd2/0x120 >[ 741.194081] ext_int_handler+0xc4/0xf0 >[ 741.194118] ptep_xchg_direct+0x6/0x218 >[ 741.194157] __handle_mm_fault+0x62a/0x23b0 >[ 741.194253] handle_mm_fault+0x278/0x458 >[ 741.194284] do_exception+0x216/0x930 >[ 741.194307] do_dat_exception+0x38/0x50 >[ 741.194330] __do_pgm_check+0xf4/0x188 >[ 741.194355] pgm_check_handler+0x116/0x168 > >[ 741.194396] write to 0x0000000170c43f18 of 8 bytes by interrupt on cpu 0: >[ 741.194422] __hrtimer_run_queues+0x214/0x4d8 >[ 741.194449] hrtimer_interrupt+0x26a/0x528 >[ 741.194475] clock_comparator_work+0x74/0x90 >[ 741.194504] do_IRQ+0x8a/0xa8 >[ 741.194534] do_irq_async+0x7e/0x108 >[ 741.194565] do_ext_irq+0xd2/0x120 >[ 741.194596] ext_int_handler+0xc4/0xf0 >[ 741.194630] delay_loop+0x6a/0xd0 >[ 741.194660] delay_loop+0xa0/0xd0 >[ 741.194692] __udelay+0x36/0x48 >[ 741.194724] kcsan_setup_watchpoint+0x21a/0x568 >[ 741.194759] delay_loop+0x7c/0xd0 >[ 741.194793] __udelay+0x36/0x48 >[ 741.194827] kcsan_setup_watchpoint+0x21a/0x568 >[ 741.194891] btrfs_get_64+0x40/0x260 [btrfs] >[ 741.195815] btrfs_qgroup_trace_leaf_items+0x166/0x1b8 [btrfs] >[ 741.196679] btrfs_qgroup_trace_subtree+0x2d8/0x938 [btrfs] >[ 741.197546] do_walk_down+0xc54/0xe68 [btrfs] >[ 741.198416] walk_down_tree+0x176/0x240 [btrfs] >[ 741.199277] btrfs_drop_snapshot+0x7de/0x1328 [btrfs] >[ 741.200156] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 741.201030] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 741.201898] kthread+0x21a/0x230 >[ 741.201929] __ret_from_fork+0x6c/0xb8 >[ 741.201958] ret_from_fork+0xa/0x30 > >[ 741.202012] Reported by Kernel Concurrency Sanitizer on: >[ 741.202039] CPU: 0 PID: 576 Comm: btrfs-cleaner Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 741.202089] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 741.202122] ================================================================== >[ 743.194019] ================================================================== >[ 743.194067] BUG: KCSAN: data-race in osq_lock / osq_lock > >[ 743.194112] write to 0x0000000170c73a14 of 4 bytes by task 7524 on cpu 1: >[ 743.194138] osq_lock+0x8a/0x330 >[ 743.194164] rwsem_down_write_slowpath+0xd0/0xd60 >[ 743.194191] down_write+0xd8/0xf0 >[ 743.194220] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 743.195115] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 743.195934] btrfs_search_slot+0xde8/0x19b8 [btrfs] >[ 743.196814] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 743.197617] lookup_extent_backref+0x82/0x140 [btrfs] >[ 743.198427] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 743.199237] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 743.200059] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 743.200876] btrfs_commit_transaction+0x122/0x1b30 [btrfs] >[ 743.201690] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 743.202996] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 743.203824] __s390x_sys_ioctl+0x108/0x150 >[ 743.203852] do_syscall+0x1c6/0x210 >[ 743.203877] __do_syscall+0xc8/0xf0 >[ 743.203903] system_call+0x70/0x98 > >[ 743.203948] read to 0x0000000170c73a14 of 4 bytes by task 9513 on cpu 0: >[ 743.203975] osq_lock+0x168/0x330 >[ 743.204003] rwsem_down_write_slowpath+0xd0/0xd60 >[ 743.204035] down_write+0xd8/0xf0 >[ 743.204062] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 743.204883] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 743.205710] btrfs_lock_root_node+0x56/0x88 [btrfs] >[ 743.206539] btrfs_search_slot+0x268/0x19b8 [btrfs] >[ 743.207358] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 743.208184] lookup_extent_backref+0x82/0x140 [btrfs] >[ 743.209009] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 743.209847] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 743.210814] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 743.211622] flush_space+0x5e4/0x718 [btrfs] >[ 743.212445] btrfs_preempt_reclaim_metadata_space+0x102/0x2f8 [btrfs] >[ 743.213278] process_one_work+0x3b6/0x838 >[ 743.213305] worker_thread+0x75e/0xb10 >[ 743.213329] kthread+0x21a/0x230 >[ 743.213358] __ret_from_fork+0x6c/0xb8 >[ 743.213383] ret_from_fork+0xa/0x30 > >[ 743.213428] Reported by Kernel Concurrency Sanitizer on: >[ 743.213454] CPU: 0 PID: 9513 Comm: kworker/u131:1 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 743.213505] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 743.213535] Workqueue: events_unbound btrfs_preempt_reclaim_metadata_space [btrfs] >[ 743.214380] ================================================================== >[ 743.297725] ================================================================== >[ 743.297763] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 743.297800] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 7524 on cpu 1: >[ 743.297826] arch_vcpu_is_preempted+0x4a/0xe0 >[ 743.297847] rwsem_spin_on_owner+0x84/0x178 >[ 743.297873] rwsem_down_write_slowpath+0xfc/0xd60 >[ 743.297901] down_write+0xd8/0xf0 >[ 743.297925] __btrfs_tree_lock+0x3e/0xd8 [btrfs] >[ 743.298836] btrfs_tree_lock+0x38/0x50 [btrfs] >[ 743.299638] btrfs_search_slot+0xde8/0x19b8 [btrfs] >[ 743.300445] lookup_inline_extent_backref+0x25c/0xa80 [btrfs] >[ 743.301252] lookup_extent_backref+0x82/0x140 [btrfs] >[ 743.302065] __btrfs_free_extent.isra.0+0x15c/0x2028 [btrfs] >[ 743.302868] __btrfs_run_delayed_refs+0xb3e/0x2390 [btrfs] >[ 743.303667] btrfs_run_delayed_refs+0xae/0x290 [btrfs] >[ 743.304475] btrfs_commit_transaction+0x122/0x1b30 [btrfs] >[ 743.305264] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 743.306059] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 743.306854] __s390x_sys_ioctl+0x108/0x150 >[ 743.306878] do_syscall+0x1c6/0x210 >[ 743.306900] __do_syscall+0xc8/0xf0 >[ 743.306923] system_call+0x70/0x98 > >[ 743.306960] value changed: 0x000000000000000c -> 0x0000000000000028 > >[ 743.306998] Reported by Kernel Concurrency Sanitizer on: >[ 743.307021] CPU: 1 PID: 7524 Comm: snapperd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 743.307064] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 743.307089] ================================================================== >[ 789.067027] ================================================================== >[ 789.067076] BUG: KCSAN: data-race in rcu_all_qs / rcu_implicit_dynticks_qs > >[ 789.067118] write (marked) to 0x0000000170cb1c15 of 1 bytes by task 16 on cpu 2: >[ 789.067142] rcu_implicit_dynticks_qs+0x22a/0xab8 >[ 789.067167] force_qs_rnp+0x308/0x6d8 >[ 789.067190] rcu_gp_fqs_loop+0x76c/0xa70 >[ 789.067214] rcu_gp_kthread+0x2ee/0x3d8 >[ 789.067240] kthread+0x21a/0x230 >[ 789.067266] __ret_from_fork+0x6c/0xb8 >[ 789.067291] ret_from_fork+0xa/0x30 > >[ 789.067339] read to 0x0000000170cb1c15 of 1 bytes by task 7524 on cpu 3: >[ 789.067366] rcu_all_qs+0x4e/0x1b0 >[ 789.067394] __cond_resched+0x2c/0x78 >[ 789.067422] find_parent_nodes+0x6f8/0x3558 [btrfs] >[ 789.068436] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 789.069235] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 789.070059] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 789.070844] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 789.071625] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 789.072410] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 789.073194] __s390x_sys_ioctl+0x108/0x150 >[ 789.073214] do_syscall+0x1c6/0x210 >[ 789.073232] __do_syscall+0xc8/0xf0 >[ 789.073249] system_call+0x70/0x98 > >[ 789.073275] value changed: 0x00 -> 0x01 > >[ 789.073296] Reported by Kernel Concurrency Sanitizer on: >[ 789.073311] CPU: 3 PID: 7524 Comm: snapperd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 789.073343] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 789.073357] ================================================================== >[ 833.353708] ================================================================== >[ 833.353757] BUG: KCSAN: data-race in rcu_all_qs / rcu_implicit_dynticks_qs > >[ 833.353801] write (marked) to 0x0000000170cb1c15 of 1 bytes by task 16 on cpu 2: >[ 833.353824] rcu_implicit_dynticks_qs+0x22a/0xab8 >[ 833.353849] force_qs_rnp+0x308/0x6d8 >[ 833.353872] rcu_gp_fqs_loop+0x76c/0xa70 >[ 833.353896] rcu_gp_kthread+0x2ee/0x3d8 >[ 833.353922] kthread+0x21a/0x230 >[ 833.353948] __ret_from_fork+0x6c/0xb8 >[ 833.353973] ret_from_fork+0xa/0x30 > >[ 833.354020] read to 0x0000000170cb1c15 of 1 bytes by task 7524 on cpu 3: >[ 833.354048] rcu_all_qs+0x4e/0x1b0 >[ 833.354076] __cond_resched+0x2c/0x78 >[ 833.354104] find_parent_nodes+0x24cc/0x3558 [btrfs] >[ 833.354987] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 833.355786] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 833.356616] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 833.357404] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 833.358187] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 833.358974] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 833.359760] __s390x_sys_ioctl+0x108/0x150 >[ 833.359784] do_syscall+0x1c6/0x210 >[ 833.359806] __do_syscall+0xc8/0xf0 >[ 833.359829] system_call+0x70/0x98 > >[ 833.359868] value changed: 0x00 -> 0x01 > >[ 833.359905] Reported by Kernel Concurrency Sanitizer on: >[ 833.359928] CPU: 3 PID: 7524 Comm: snapperd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 833.359972] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 833.359999] ================================================================== >[ 853.660300] ================================================================== >[ 853.660350] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 853.660392] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 853.660418] rcu_report_qs_rdp+0x144/0x228 >[ 853.660442] rcu_core+0x860/0xe00 >[ 853.660467] rcu_core_si+0x30/0x48 >[ 853.660492] __do_softirq+0x14c/0x410 >[ 853.660520] irq_exit_rcu+0xae/0xc8 >[ 853.660544] do_ext_irq+0xd8/0x120 >[ 853.660571] ext_int_handler+0xc4/0xf0 >[ 853.660599] __tsan_read_range+0x152/0x1a8 >[ 853.660627] delay_loop+0x7c/0xd0 >[ 853.660655] __udelay+0x36/0x48 >[ 853.660682] kcsan_setup_watchpoint+0x21a/0x568 >[ 853.660712] delay_loop+0x90/0xd0 >[ 853.660741] __udelay+0x36/0x48 >[ 853.660771] kcsan_setup_watchpoint+0x21a/0x568 >[ 853.660803] rcu_all_qs+0x4e/0x1b0 >[ 853.660835] __cond_resched+0x2c/0x78 >[ 853.660884] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 853.661728] find_parent_nodes+0x1fa/0x3558 [btrfs] >[ 853.662515] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 853.663303] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 853.664093] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 853.664885] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 853.665678] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 853.666470] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 853.667263] __s390x_sys_ioctl+0x108/0x150 >[ 853.667291] do_syscall+0x1c6/0x210 >[ 853.667317] __do_syscall+0xc8/0xf0 >[ 853.667344] system_call+0x70/0x98 > >[ 853.667391] read to 0x0000000170cb1c15 of 1 bytes by task 7524 on cpu 3: >[ 853.667420] rcu_all_qs+0x4e/0x1b0 >[ 853.667450] __cond_resched+0x2c/0x78 >[ 853.667479] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 853.668268] find_parent_nodes+0x1fa/0x3558 [btrfs] >[ 853.669074] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 853.669861] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 853.670662] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 853.671453] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 853.672238] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 853.673027] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 853.673817] __s390x_sys_ioctl+0x108/0x150 >[ 853.673841] do_syscall+0x1c6/0x210 >[ 853.673865] __do_syscall+0xc8/0xf0 >[ 853.673890] system_call+0x70/0x98 > >[ 853.673934] Reported by Kernel Concurrency Sanitizer on: >[ 853.673958] CPU: 3 PID: 7524 Comm: snapperd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 853.674004] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 853.674031] ================================================================== >[ 946.916048] systemd[1]: Starting Cleanup of Temporary Directories... >[ 947.190458] systemd[1]: systemd-tmpfiles-clean.service: Deactivated successfully. >[ 947.441048] systemd[1]: Finished Cleanup of Temporary Directories. >[ 949.564711] systemd[1]: systemd-journald.service: State 'stop-watchdog' timed out. Killing. >[ 949.565058] systemd[1]: systemd-journald.service: Killing process 633 (systemd-journal) with signal SIGKILL. >[ 970.106912] ================================================================== >[ 970.106960] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 970.107003] write (marked) to 0x0000000170c73c15 of 1 bytes by interrupt on cpu 1: >[ 970.107027] rcu_report_qs_rdp+0x144/0x228 >[ 970.107053] rcu_core+0x860/0xe00 >[ 970.107076] rcu_core_si+0x30/0x48 >[ 970.107101] __do_softirq+0x14c/0x410 >[ 970.107129] irq_exit_rcu+0xae/0xc8 >[ 970.107152] do_ext_irq+0xd8/0x120 >[ 970.107177] ext_int_handler+0xc4/0xf0 >[ 970.107203] __tsan_read_range+0x152/0x1a8 >[ 970.107231] __udelay+0x3c/0x48 >[ 970.107257] delay_loop+0x7c/0xd0 >[ 970.107283] __udelay+0x36/0x48 >[ 970.107311] kcsan_setup_watchpoint+0x21a/0x568 >[ 970.107340] delay_loop+0x7c/0xd0 >[ 970.107369] __udelay+0x36/0x48 >[ 970.107398] kcsan_setup_watchpoint+0x21a/0x568 >[ 970.107429] delay_loop+0x7c/0xd0 >[ 970.107482] __udelay+0x36/0x48 >[ 970.107498] kcsan_setup_watchpoint+0x21a/0x568 >[ 970.107515] rcu_all_qs+0x4e/0x1b0 >[ 970.107532] __cond_resched+0x2c/0x78 >[ 970.107548] kmem_cache_alloc+0x518/0x588 >[ 970.107568] add_prelim_ref+0x64/0x190 [btrfs] >[ 970.108443] find_parent_nodes+0x112a/0x3558 [btrfs] >[ 970.109224] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 970.110007] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 970.110850] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 970.111645] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 970.112436] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 970.113234] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 970.114032] __s390x_sys_ioctl+0x108/0x150 >[ 970.114064] do_syscall+0x1c6/0x210 >[ 970.114095] __do_syscall+0xc8/0xf0 >[ 970.114126] system_call+0x70/0x98 > >[ 970.114180] read to 0x0000000170c73c15 of 1 bytes by task 7524 on cpu 1: >[ 970.114222] rcu_all_qs+0x4e/0x1b0 >[ 970.114241] __cond_resched+0x2c/0x78 >[ 970.114258] kmem_cache_alloc+0x518/0x588 >[ 970.114290] add_prelim_ref+0x64/0x190 [btrfs] >[ 970.115075] find_parent_nodes+0x112a/0x3558 [btrfs] >[ 970.115865] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 970.116657] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 970.117449] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 970.118245] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 970.119034] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 970.119828] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 970.120623] __s390x_sys_ioctl+0x108/0x150 >[ 970.120652] do_syscall+0x1c6/0x210 >[ 970.120679] __do_syscall+0xc8/0xf0 >[ 970.120709] system_call+0x70/0x98 > >[ 970.120759] Reported by Kernel Concurrency Sanitizer on: >[ 970.120788] CPU: 1 PID: 7524 Comm: snapperd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 970.120842] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 970.120857] ================================================================== >[ 1006.676941] ================================================================== >[ 1006.676990] BUG: KCSAN: data-race in rcu_all_qs / rcu_implicit_dynticks_qs > >[ 1006.677034] write (marked) to 0x0000000170c73c15 of 1 bytes by task 16 on cpu 2: >[ 1006.677058] rcu_implicit_dynticks_qs+0x22a/0xab8 >[ 1006.677083] force_qs_rnp+0x308/0x6d8 >[ 1006.677106] rcu_gp_fqs_loop+0x76c/0xa70 >[ 1006.677130] rcu_gp_kthread+0x2ee/0x3d8 >[ 1006.677156] kthread+0x21a/0x230 >[ 1006.677182] __ret_from_fork+0x6c/0xb8 >[ 1006.677207] ret_from_fork+0xa/0x30 > >[ 1006.677254] read to 0x0000000170c73c15 of 1 bytes by task 7524 on cpu 1: >[ 1006.677282] rcu_all_qs+0x4e/0x1b0 >[ 1006.677310] __cond_resched+0x2c/0x78 >[ 1006.677338] __kmem_cache_alloc_node+0x4be/0x530 >[ 1006.677371] kmalloc_trace+0x3e/0xe0 >[ 1006.677401] ulist_add_merge+0xe8/0x328 [btrfs] >[ 1006.678263] find_parent_nodes+0xc6c/0x3558 [btrfs] >[ 1006.679104] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 1006.679910] btrfs_find_all_roots+0x50/0x118 [btrfs] >[ 1006.680694] btrfs_qgroup_account_extents+0x1a0/0x450 [btrfs] >[ 1006.681476] btrfs_commit_transaction+0xb20/0x1b30 [btrfs] >[ 1006.682253] btrfs_qgroup_rescan+0x84/0x138 [btrfs] >[ 1006.683035] btrfs_ioctl+0x1a64/0x31a0 [btrfs] >[ 1006.683819] __s390x_sys_ioctl+0x108/0x150 >[ 1006.683846] do_syscall+0x1c6/0x210 >[ 1006.683869] __do_syscall+0xc8/0xf0 >[ 1006.683895] system_call+0x70/0x98 > >[ 1006.683938] value changed: 0x00 -> 0x01 > >[ 1006.683978] Reported by Kernel Concurrency Sanitizer on: >[ 1006.684004] CPU: 1 PID: 7524 Comm: snapperd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1006.684049] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1006.684077] ================================================================== >[ 1039.814667] systemd[1]: systemd-journald.service: Processes still around after SIGKILL. Ignoring. >[ 1093.221151] systemd[1]: systemd-journald.service: Main process exited, code=killed, status=9/KILL >[ 1093.221975] systemd[1]: systemd-journald.service: Failed with result 'watchdog'. >[ 1093.233521] ================================================================== >[ 1093.233561] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 1093.234275] write (marked) to 0x0000000170c54c15 of 1 bytes by interrupt on cpu 0: >[ 1093.234403] rcu_report_qs_rdp+0x144/0x228 >[ 1093.234436] rcu_core+0x860/0xe00 >[ 1093.234469] rcu_core_si+0x30/0x48 >[ 1093.234501] __do_softirq+0x14c/0x410 >[ 1093.234537] irq_exit_rcu+0xae/0xc8 >[ 1093.234781] do_ext_irq+0xd8/0x120 >[ 1093.234818] ext_int_handler+0xc4/0xf0 >[ 1093.234839] __tsan_read8+0x16/0x1a0 >[ 1093.234859] delay_loop+0xa0/0xd0 >[ 1093.234880] __udelay+0x36/0x48 >[ 1093.234901] kcsan_setup_watchpoint+0x21a/0x568 >[ 1093.235224] delay_loop+0x90/0xd0 >[ 1093.235318] __udelay+0x36/0x48 >[ 1093.235534] kcsan_setup_watchpoint+0x21a/0x568 >[ 1093.235564] rcu_all_qs+0x4e/0x1b0 >[ 1093.235595] __cond_resched+0x2c/0x78 >[ 1093.235625] find_parent_nodes+0xcca/0x3558 [btrfs] >[ 1093.236911] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 1093.237732] btrfs_find_all_roots+0xb6/0x118 [btrfs] >[ 1093.238846] btrfs_qgroup_trace_extent_post+0xe2/0x1c0 [btrfs] >[ 1093.239669] btrfs_add_delayed_data_ref+0x65c/0x6d8 [btrfs] >[ 1093.240542] btrfs_free_extent+0x76/0x120 [btrfs] >[ 1093.241738] __btrfs_mod_ref+0x6a8/0x6b8 [btrfs] >[ 1093.242926] btrfs_dec_ref+0x50/0x70 [btrfs] >[ 1093.243806] walk_up_proc+0x236/0xa50 [btrfs] >[ 1093.245171] systemd[1]: systemd-journald.service: Consumed 2.509s CPU time. >[ 1093.245107] walk_up_tree+0x21c/0x448 [btrfs] >[ 1093.245913] btrfs_drop_snapshot+0x802/0x1328 [btrfs] >[ 1093.246717] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 1093.247532] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 1093.248468] kthread+0x21a/0x230 >[ 1093.248648] __ret_from_fork+0x6c/0xb8 >[ 1093.249206] ret_from_fork+0xa/0x30 > >[ 1093.249401] read to 0x0000000170c54c15 of 1 bytes by task 576 on cpu 0: >[ 1093.249421] rcu_all_qs+0x4e/0x1b0 >[ 1093.249442] __cond_resched+0x2c/0x78 >[ 1093.251963] systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 2. >[ 1093.249463] find_parent_nodes+0xcca/0x3558 [btrfs] >[ 1093.255965] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 1093.256791] btrfs_find_all_roots+0xb6/0x118 [btrfs] >[ 1093.257618] btrfs_qgroup_trace_extent_post+0xe2/0x1c0 [btrfs] >[ 1093.258450] btrfs_add_delayed_data_ref+0x65c/0x6d8 [btrfs] >[ 1093.259297] btrfs_free_extent+0x76/0x120 [btrfs] >[ 1093.260114] __btrfs_mod_ref+0x6a8/0x6b8 [btrfs] >[ 1093.261145] btrfs_dec_ref+0x50/0x70 [btrfs] >[ 1093.262127] walk_up_proc+0x236/0xa50 [btrfs] >[ 1093.262932] walk_up_tree+0x21c/0x448 [btrfs] >[ 1093.263964] btrfs_drop_snapshot+0x802/0x1328 [btrfs] >[ 1093.265002] btrfs_clean_one_deleted_snapshot+0x184/0x238 [btrfs] >[ 1093.266309] cleaner_kthread+0x2b0/0x2f0 [btrfs] >[ 1093.267117] kthread+0x21a/0x230 >[ 1093.267144] __ret_from_fork+0x6c/0xb8 >[ 1093.267168] ret_from_fork+0xa/0x30 > >[ 1093.267814] Reported by Kernel Concurrency Sanitizer on: >[ 1093.267858] CPU: 0 PID: 576 Comm: btrfs-cleaner Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1093.268068] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1093.268100] ================================================================== >[ 1093.342020] systemd[1]: Starting Journal Service... >[ 1093.478755] systemd-journald[15722]: Collecting audit messages is disabled. >[ 1093.485630] systemd-journald[15722]: File /var/log/journal/daf32f63ed8a41f0aff4027ebb4ce254/system.journal corrupted or uncleanly shut down, renaming and replacing. >[ 1093.962683] systemd[1]: Started Journal Service. >[ 1098.787030] ================================================================== >[ 1098.787079] BUG: KCSAN: data-race in rcu_all_qs / rcu_implicit_dynticks_qs > >[ 1098.787122] write (marked) to 0x0000000170cb1c15 of 1 bytes by task 16 on cpu 2: >[ 1098.787145] rcu_implicit_dynticks_qs+0x22a/0xab8 >[ 1098.787170] force_qs_rnp+0x308/0x6d8 >[ 1098.787193] rcu_gp_fqs_loop+0x76c/0xa70 >[ 1098.787219] rcu_gp_kthread+0x2ee/0x3d8 >[ 1098.787245] kthread+0x21a/0x230 >[ 1098.787273] __ret_from_fork+0x6c/0xb8 >[ 1098.787299] ret_from_fork+0xa/0x30 > >[ 1098.787347] read to 0x0000000170cb1c15 of 1 bytes by task 11 on cpu 3: >[ 1098.787375] rcu_all_qs+0x4e/0x1b0 >[ 1098.787403] __cond_resched+0x2c/0x78 >[ 1098.787431] btrfs_search_slot+0x8a/0x19b8 [btrfs] >[ 1098.788414] find_parent_nodes+0x1fa/0x3558 [btrfs] >[ 1098.789210] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 1098.790027] btrfs_find_all_roots+0xf8/0x118 [btrfs] >[ 1098.790813] qgroup_rescan_leaf+0x3b0/0x680 [btrfs] >[ 1098.791602] btrfs_qgroup_rescan_worker+0x26a/0x580 [btrfs] >[ 1098.792389] btrfs_work_helper+0x160/0x7a0 [btrfs] >[ 1098.793175] process_one_work+0x3b6/0x838 >[ 1098.793197] worker_thread+0x75e/0xb10 >[ 1098.793218] kthread+0x21a/0x230 >[ 1098.793242] __ret_from_fork+0x6c/0xb8 >[ 1098.793265] ret_from_fork+0xa/0x30 > >[ 1098.793305] value changed: 0x00 -> 0x01 > >[ 1098.793342] Reported by Kernel Concurrency Sanitizer on: >[ 1098.793366] CPU: 3 PID: 11 Comm: kworker/u128:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1098.793411] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1098.793439] Workqueue: btrfs-qgroup-rescan btrfs_work_helper [btrfs] >[ 1098.794249] ================================================================== >[ 1110.513504] ================================================================== >[ 1110.513552] BUG: KCSAN: data-race in rcu_all_qs / rcu_report_qs_rdp > >[ 1110.513595] write (marked) to 0x0000000170cb1c15 of 1 bytes by interrupt on cpu 3: >[ 1110.513617] rcu_report_qs_rdp+0x144/0x228 >[ 1110.513642] rcu_core+0x860/0xe00 >[ 1110.513665] rcu_core_si+0x30/0x48 >[ 1110.513689] __do_softirq+0x14c/0x410 >[ 1110.513716] irq_exit_rcu+0xae/0xc8 >[ 1110.513739] do_ext_irq+0xd8/0x120 >[ 1110.513765] ext_int_handler+0xc4/0xf0 >[ 1110.513791] __tsan_read_range+0xda/0x1a8 >[ 1110.513817] delay_loop+0x7c/0xd0 >[ 1110.513844] __udelay+0x36/0x48 >[ 1110.513870] kcsan_setup_watchpoint+0x21a/0x568 >[ 1110.513899] rcu_all_qs+0x4e/0x1b0 >[ 1110.513928] __cond_resched+0x2c/0x78 >[ 1110.513957] btrfs_find_all_roots_safe+0x106/0x288 [btrfs] >[ 1110.514840] btrfs_find_all_roots+0xf8/0x118 [btrfs] >[ 1110.515659] qgroup_rescan_leaf+0x3b0/0x680 [btrfs] >[ 1110.516455] btrfs_qgroup_rescan_worker+0x26a/0x580 [btrfs] >[ 1110.517255] btrfs_work_helper+0x160/0x7a0 [btrfs] >[ 1110.518035] process_one_work+0x3b6/0x838 >[ 1110.518056] worker_thread+0x75e/0xb10 >[ 1110.518077] kthread+0x21a/0x230 >[ 1110.518101] __ret_from_fork+0x6c/0xb8 >[ 1110.518124] ret_from_fork+0xa/0x30 > >[ 1110.518165] read to 0x0000000170cb1c15 of 1 bytes by task 11 on cpu 3: >[ 1110.518191] rcu_all_qs+0x4e/0x1b0 >[ 1110.518217] __cond_resched+0x2c/0x78 >[ 1110.518243] btrfs_find_all_roots_safe+0x106/0x288 [btrfs] >[ 1110.519028] btrfs_find_all_roots+0xf8/0x118 [btrfs] >[ 1110.519814] qgroup_rescan_leaf+0x3b0/0x680 [btrfs] >[ 1110.520603] btrfs_qgroup_rescan_worker+0x26a/0x580 [btrfs] >[ 1110.521393] btrfs_work_helper+0x160/0x7a0 [btrfs] >[ 1110.522189] process_one_work+0x3b6/0x838 >[ 1110.522228] worker_thread+0x75e/0xb10 >[ 1110.522244] kthread+0x21a/0x230 >[ 1110.522261] __ret_from_fork+0x6c/0xb8 >[ 1110.522279] ret_from_fork+0xa/0x30 > >[ 1110.522311] Reported by Kernel Concurrency Sanitizer on: >[ 1110.522329] CPU: 3 PID: 11 Comm: kworker/u128:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1110.522368] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1110.522392] Workqueue: btrfs-qgroup-rescan btrfs_work_helper [btrfs] >[ 1110.523182] ================================================================== >[ 1119.686898] ================================================================== >[ 1119.686947] BUG: KCSAN: data-race in rcu_all_qs / rcu_implicit_dynticks_qs > >[ 1119.686988] write (marked) to 0x0000000170cb1c15 of 1 bytes by task 16 on cpu 2: >[ 1119.687011] rcu_implicit_dynticks_qs+0x22a/0xab8 >[ 1119.687036] force_qs_rnp+0x308/0x6d8 >[ 1119.687059] rcu_gp_fqs_loop+0x76c/0xa70 >[ 1119.687083] rcu_gp_kthread+0x2ee/0x3d8 >[ 1119.687109] kthread+0x21a/0x230 >[ 1119.687135] __ret_from_fork+0x6c/0xb8 >[ 1119.687161] ret_from_fork+0xa/0x30 > >[ 1119.687207] read to 0x0000000170cb1c15 of 1 bytes by task 11 on cpu 3: >[ 1119.687234] rcu_all_qs+0x4e/0x1b0 >[ 1119.687262] __cond_resched+0x2c/0x78 >[ 1119.687290] kmem_cache_alloc+0x518/0x588 >[ 1119.687322] add_prelim_ref+0x64/0x190 [btrfs] >[ 1119.688305] find_parent_nodes+0x112a/0x3558 [btrfs] >[ 1119.689103] btrfs_find_all_roots_safe+0x114/0x288 [btrfs] >[ 1119.689915] btrfs_find_all_roots+0xf8/0x118 [btrfs] >[ 1119.690723] qgroup_rescan_leaf+0x3b0/0x680 [btrfs] >[ 1119.691511] btrfs_qgroup_rescan_worker+0x26a/0x580 [btrfs] >[ 1119.692301] btrfs_work_helper+0x160/0x7a0 [btrfs] >[ 1119.693091] process_one_work+0x3b6/0x838 >[ 1119.693112] worker_thread+0x75e/0xb10 >[ 1119.693133] kthread+0x21a/0x230 >[ 1119.693156] __ret_from_fork+0x6c/0xb8 >[ 1119.693179] ret_from_fork+0xa/0x30 > >[ 1119.693220] value changed: 0x00 -> 0x01 > >[ 1119.693257] Reported by Kernel Concurrency Sanitizer on: >[ 1119.693281] CPU: 3 PID: 11 Comm: kworker/u128:0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1119.693326] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1119.693355] Workqueue: btrfs-qgroup-rescan btrfs_work_helper [btrfs] >[ 1119.694160] ================================================================== >[ 1124.373017] BTRFS info (device dasda2): qgroup scan paused >[ 1557.149236] ================================================================== >[ 1557.149279] BUG: KCSAN: data-race in copy_from_read_buf / n_tty_receive_buf_common > >[ 1557.149319] write (marked) to 0x0000037fffda5260 of 8 bytes by task 15749 on cpu 2: >[ 1557.149342] copy_from_read_buf+0x12c/0x238 >[ 1557.149386] n_tty_read+0x4ee/0xb60 >[ 1557.149408] tty_read+0x1b8/0x2f0 >[ 1557.149433] vfs_read+0x2b6/0x498 >[ 1557.149455] ksys_read+0xa2/0x150 >[ 1557.149477] __s390x_sys_read+0x68/0x88 >[ 1557.149500] do_syscall+0x1c6/0x210 >[ 1557.149526] __do_syscall+0xc8/0xf0 >[ 1557.149555] system_call+0x70/0x98 > >[ 1557.149603] read to 0x0000037fffda5260 of 8 bytes by task 4419 on cpu 0: >[ 1557.149633] n_tty_receive_buf_common+0x354/0xb90 >[ 1557.149663] n_tty_receive_buf2+0x50/0x70 >[ 1557.149691] tty_ldisc_receive_buf+0x7e/0x100 >[ 1557.149722] tty_port_default_receive_buf+0x6e/0xb0 >[ 1557.149827] flush_to_ldisc+0x156/0x408 >[ 1557.149849] process_one_work+0x3b6/0x838 >[ 1557.149869] worker_thread+0x75e/0xb10 >[ 1557.149888] kthread+0x21a/0x230 >[ 1557.149909] __ret_from_fork+0x6c/0xb8 >[ 1557.149933] ret_from_fork+0xa/0x30 > >[ 1557.149969] value changed: 0x000000000000e63b -> 0x000000000000e6b1 > >[ 1557.150006] Reported by Kernel Concurrency Sanitizer on: >[ 1557.150028] CPU: 0 PID: 4419 Comm: kworker/u129:5 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1557.150070] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1557.150096] Workqueue: events_unbound flush_to_ldisc >[ 1557.150130] ================================================================== >[ 1557.462120] ================================================================== >[ 1557.462155] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 1557.462191] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 15749 on cpu 2: >[ 1557.462216] arch_vcpu_is_preempted+0x4a/0xe0 >[ 1557.462237] arch_spin_lock_wait+0x304/0x678 >[ 1557.462265] lock_sock_nested+0xd4/0xd8 >[ 1557.462290] tcp_sendmsg+0x40/0x80 >[ 1557.462315] inet_sendmsg+0x80/0xb8 >[ 1557.462341] __sock_sendmsg+0xa8/0x118 >[ 1557.462369] sock_write_iter+0x118/0x178 >[ 1557.462397] vfs_write+0x33c/0x588 >[ 1557.462423] ksys_write+0x108/0x150 >[ 1557.462448] __s390x_sys_write+0x68/0x88 >[ 1557.462475] do_syscall+0x1c6/0x210 >[ 1557.462504] __do_syscall+0xc8/0xf0 >[ 1557.462534] system_call+0x70/0x98 > >[ 1557.462588] value changed: 0x0000000000000004 -> 0x000000000000000c > >[ 1557.462642] Reported by Kernel Concurrency Sanitizer on: >[ 1557.462662] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1557.462734] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1557.462756] ================================================================== >[ 1557.532770] ================================================================== >[ 1557.532837] BUG: KCSAN: data-race in n_tty_read / n_tty_receive_buf_common > >[ 1557.532868] write (marked) to 0x0000037fffda3008 of 8 bytes by task 15742 on cpu 0: >[ 1557.532887] n_tty_receive_buf_common+0x342/0xb90 >[ 1557.532904] n_tty_receive_buf2+0x50/0x70 >[ 1557.532920] tty_ldisc_receive_buf+0x7e/0x100 >[ 1557.532937] tty_port_default_receive_buf+0x6e/0xb0 >[ 1557.532955] flush_to_ldisc+0x156/0x408 >[ 1557.532971] process_one_work+0x3b6/0x838 >[ 1557.532988] worker_thread+0x75e/0xb10 >[ 1557.533003] kthread+0x21a/0x230 >[ 1557.533021] __ret_from_fork+0x6c/0xb8 >[ 1557.533037] ret_from_fork+0xa/0x30 > >[ 1557.533066] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 2: >[ 1557.533083] n_tty_read+0x5ea/0xb60 >[ 1557.533097] tty_read+0x1b8/0x2f0 >[ 1557.533115] vfs_read+0x2b6/0x498 >[ 1557.533130] ksys_read+0xa2/0x150 >[ 1557.533144] __s390x_sys_read+0x68/0x88 >[ 1557.533159] do_syscall+0x1c6/0x210 >[ 1557.533193] __do_syscall+0xc8/0xf0 >[ 1557.533250] system_call+0x70/0x98 > >[ 1557.533282] value changed: 0x0000000000048616 -> 0x0000000000048618 > >[ 1557.533313] Reported by Kernel Concurrency Sanitizer on: >[ 1557.533331] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1557.533369] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1557.533391] ================================================================== >[ 1557.561687] ================================================================== >[ 1557.561729] BUG: KCSAN: data-race in n_tty_poll / n_tty_receive_buf_common > >[ 1557.561791] write (marked) to 0x0000037fffda3008 of 8 bytes by task 15742 on cpu 0: >[ 1557.561833] n_tty_receive_buf_common+0x342/0xb90 >[ 1557.561859] n_tty_receive_buf2+0x50/0x70 >[ 1557.561879] tty_ldisc_receive_buf+0x7e/0x100 >[ 1557.561900] tty_port_default_receive_buf+0x6e/0xb0 >[ 1557.561924] flush_to_ldisc+0x156/0x408 >[ 1557.561945] process_one_work+0x3b6/0x838 >[ 1557.561967] worker_thread+0x75e/0xb10 >[ 1557.561989] kthread+0x21a/0x230 >[ 1557.562015] __ret_from_fork+0x6c/0xb8 >[ 1557.562039] ret_from_fork+0xa/0x30 > >[ 1557.562084] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 2: >[ 1557.562113] n_tty_poll+0x368/0x3a8 >[ 1557.562138] tty_poll+0xa6/0x128 >[ 1557.562168] do_sys_poll+0x43c/0x840 >[ 1557.562198] __s390x_sys_ppoll+0x110/0x148 >[ 1557.562229] do_syscall+0x1c6/0x210 >[ 1557.562258] __do_syscall+0xc8/0xf0 >[ 1557.562290] system_call+0x70/0x98 > >[ 1557.562347] value changed: 0x000000000004c632 -> 0x000000000004c68b > >[ 1557.562395] Reported by Kernel Concurrency Sanitizer on: >[ 1557.562410] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1557.562448] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1557.562467] ================================================================== >[ 1575.706943] ================================================================== >[ 1575.706982] BUG: KCSAN: data-race in n_tty_read / n_tty_receive_buf_common > >[ 1575.707019] write (marked) to 0x0000037fffda3008 of 8 bytes by task 4419 on cpu 0: >[ 1575.707043] n_tty_receive_buf_common+0x342/0xb90 >[ 1575.707066] n_tty_receive_buf2+0x50/0x70 >[ 1575.707089] tty_ldisc_receive_buf+0x7e/0x100 >[ 1575.707114] tty_port_default_receive_buf+0x6e/0xb0 >[ 1575.707141] flush_to_ldisc+0x156/0x408 >[ 1575.707166] process_one_work+0x3b6/0x838 >[ 1575.707193] worker_thread+0x75e/0xb10 >[ 1575.707219] kthread+0x21a/0x230 >[ 1575.707249] __ret_from_fork+0x6c/0xb8 >[ 1575.707278] ret_from_fork+0xa/0x30 > >[ 1575.707333] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 2: >[ 1575.707364] n_tty_read+0x5ea/0xb60 >[ 1575.707393] tty_read+0x1b8/0x2f0 >[ 1575.707440] vfs_read+0x2b6/0x498 >[ 1575.707456] ksys_read+0xa2/0x150 >[ 1575.707471] __s390x_sys_read+0x68/0x88 >[ 1575.707494] do_syscall+0x1c6/0x210 >[ 1575.707515] __do_syscall+0xc8/0xf0 >[ 1575.707536] system_call+0x70/0x98 > >[ 1575.707571] value changed: 0x0000000000062133 -> 0x0000000000062135 > >[ 1575.707607] Reported by Kernel Concurrency Sanitizer on: >[ 1575.707629] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1575.707673] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1575.707698] ================================================================== >[ 1575.708315] ================================================================== >[ 1575.708357] BUG: KCSAN: data-race in poll_schedule_timeout.constprop.0 / pollwake > >[ 1575.708422] write (marked) to 0x0000037ffffcbb20 of 4 bytes by task 15749 on cpu 2: >[ 1575.708468] poll_schedule_timeout.constprop.0+0xbe/0xe8 >[ 1575.708494] do_sys_poll+0x602/0x840 >[ 1575.708515] __s390x_sys_ppoll+0x110/0x148 >[ 1575.708537] do_syscall+0x1c6/0x210 >[ 1575.708557] __do_syscall+0xc8/0xf0 >[ 1575.708579] system_call+0x70/0x98 > >[ 1575.708614] write to 0x0000037ffffcbb20 of 4 bytes by task 4419 on cpu 0: >[ 1575.708638] pollwake+0xc6/0x118 >[ 1575.708661] __wake_up_common+0xa0/0xc8 >[ 1575.708687] __wake_up_common_lock+0x5e/0xa0 >[ 1575.708711] __wake_up+0x2a/0x38 >[ 1575.708734] n_tty_receive_buf_common+0x38a/0xb90 >[ 1575.708760] n_tty_receive_buf2+0x50/0x70 >[ 1575.708785] tty_ldisc_receive_buf+0x7e/0x100 >[ 1575.708813] tty_port_default_receive_buf+0x6e/0xb0 >[ 1575.708842] flush_to_ldisc+0x156/0x408 >[ 1575.708871] process_one_work+0x3b6/0x838 >[ 1575.708899] worker_thread+0x75e/0xb10 >[ 1575.708928] kthread+0x21a/0x230 >[ 1575.709007] __ret_from_fork+0x6c/0xb8 >[ 1575.709031] ret_from_fork+0xa/0x30 > >[ 1575.709063] Reported by Kernel Concurrency Sanitizer on: >[ 1575.709085] CPU: 0 PID: 4419 Comm: kworker/u129:5 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1575.709129] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1575.709152] Workqueue: events_unbound flush_to_ldisc >[ 1575.709181] ================================================================== >[ 1576.106458] ================================================================== >[ 1576.106498] BUG: KCSAN: data-race in ktime_get_real_seconds / timekeeping_advance > >[ 1576.106537] write to 0x000000006f80ca08 of 280 bytes by interrupt on cpu 0: >[ 1576.106560] timekeeping_advance+0x70e/0xdd8 >[ 1576.106583] update_wall_time+0x30/0x60 >[ 1576.106606] tick_do_update_jiffies64+0x198/0x238 >[ 1576.106632] tick_sched_do_timer+0x144/0x148 >[ 1576.106658] tick_nohz_highres_handler+0x6e/0x108 >[ 1576.106685] __hrtimer_run_queues+0x2d2/0x4d8 >[ 1576.106711] hrtimer_interrupt+0x26a/0x528 >[ 1576.106737] clock_comparator_work+0x74/0x90 >[ 1576.106766] do_IRQ+0x8a/0xa8 >[ 1576.106794] do_irq_async+0x7e/0x108 >[ 1576.106824] do_ext_irq+0xd2/0x120 >[ 1576.106855] ext_int_handler+0xc4/0xf0 >[ 1576.106887] __tsan_read8+0xd8/0x1a0 >[ 1576.106917] delay_loop+0xa0/0xd0 >[ 1576.107000] __udelay+0x36/0x48 >[ 1576.107024] kcsan_setup_watchpoint+0x21a/0x568 >[ 1576.107045] delay_loop+0x7c/0xd0 >[ 1576.107064] __udelay+0x36/0x48 >[ 1576.107084] kcsan_setup_watchpoint+0x21a/0x568 >[ 1576.107105] ktime_get_real_seconds+0x32/0x50 >[ 1576.107127] tty_update_time+0x34/0x190 >[ 1576.107153] file_tty_write.isra.0+0x428/0x490 >[ 1576.107178] tty_write+0x48/0x68 >[ 1576.107201] vfs_write+0x33c/0x588 >[ 1576.107224] ksys_write+0xa2/0x150 >[ 1576.107246] __s390x_sys_write+0x68/0x88 >[ 1576.107270] do_syscall+0x1c6/0x210 >[ 1576.107296] __do_syscall+0xc8/0xf0 >[ 1576.107323] system_call+0x70/0x98 > >[ 1576.107371] read to 0x000000006f80ca78 of 8 bytes by task 15783 on cpu 0: >[ 1576.107404] ktime_get_real_seconds+0x32/0x50 >[ 1576.107434] tty_update_time+0x34/0x190 >[ 1576.107467] file_tty_write.isra.0+0x428/0x490 >[ 1576.107500] tty_write+0x48/0x68 >[ 1576.107557] vfs_write+0x33c/0x588 >[ 1576.107576] ksys_write+0xa2/0x150 >[ 1576.107595] __s390x_sys_write+0x68/0x88 >[ 1576.107614] do_syscall+0x1c6/0x210 >[ 1576.107636] __do_syscall+0xc8/0xf0 >[ 1576.107658] system_call+0x70/0x98 > >[ 1576.107693] Reported by Kernel Concurrency Sanitizer on: >[ 1576.107713] CPU: 0 PID: 15783 Comm: dmesg Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1576.107755] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1576.107778] ================================================================== >[ 1576.256418] ================================================================== >[ 1576.256458] BUG: KCSAN: data-race in copy_from_read_buf / n_tty_receive_buf_common > >[ 1576.256499] write (marked) to 0x0000037fffda5260 of 8 bytes by task 15749 on cpu 2: >[ 1576.256525] copy_from_read_buf+0x12c/0x238 >[ 1576.256548] n_tty_read+0x4ee/0xb60 >[ 1576.256571] tty_read+0x1b8/0x2f0 >[ 1576.256597] vfs_read+0x2b6/0x498 >[ 1576.256621] ksys_read+0xa2/0x150 >[ 1576.256644] __s390x_sys_read+0x68/0x88 >[ 1576.256669] do_syscall+0x1c6/0x210 >[ 1576.256697] __do_syscall+0xc8/0xf0 >[ 1576.256726] system_call+0x70/0x98 > >[ 1576.256792] read to 0x0000037fffda5260 of 8 bytes by task 15742 on cpu 0: >[ 1576.256822] n_tty_receive_buf_common+0x354/0xb90 >[ 1576.256852] n_tty_receive_buf2+0x50/0x70 >[ 1576.256880] tty_ldisc_receive_buf+0x7e/0x100 >[ 1576.256911] tty_port_default_receive_buf+0x6e/0xb0 >[ 1576.256990] flush_to_ldisc+0x156/0x408 >[ 1576.257014] process_one_work+0x3b6/0x838 >[ 1576.257036] worker_thread+0x75e/0xb10 >[ 1576.257055] kthread+0x21a/0x230 >[ 1576.257078] __ret_from_fork+0x6c/0xb8 >[ 1576.257123] ret_from_fork+0xa/0x30 > >[ 1576.257162] value changed: 0x00000000000a97cf -> 0x00000000000a9810 > >[ 1576.257200] Reported by Kernel Concurrency Sanitizer on: >[ 1576.257223] CPU: 0 PID: 15742 Comm: kworker/u129:2 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1576.257267] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1576.257293] Workqueue: events_unbound flush_to_ldisc >[ 1576.257327] ================================================================== >[ 1578.602506] ================================================================== >[ 1578.602547] BUG: KCSAN: data-race in n_tty_poll / n_tty_receive_buf_common > >[ 1578.602591] write (marked) to 0x0000037fffda3008 of 8 bytes by task 15742 on cpu 0: >[ 1578.602621] n_tty_receive_buf_common+0x342/0xb90 >[ 1578.602650] n_tty_receive_buf2+0x50/0x70 >[ 1578.602677] tty_ldisc_receive_buf+0x7e/0x100 >[ 1578.602706] tty_port_default_receive_buf+0x6e/0xb0 >[ 1578.602735] flush_to_ldisc+0x156/0x408 >[ 1578.602763] process_one_work+0x3b6/0x838 >[ 1578.602791] worker_thread+0x75e/0xb10 >[ 1578.602817] kthread+0x21a/0x230 >[ 1578.602847] __ret_from_fork+0x6c/0xb8 >[ 1578.602876] ret_from_fork+0xa/0x30 > >[ 1578.602935] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 2: >[ 1578.602970] n_tty_poll+0x148/0x3a8 >[ 1578.603003] tty_poll+0xa6/0x128 >[ 1578.603056] do_sys_poll+0x43c/0x840 >[ 1578.603077] __s390x_sys_ppoll+0x110/0x148 >[ 1578.603096] do_syscall+0x1c6/0x210 >[ 1578.603114] __do_syscall+0xc8/0xf0 >[ 1578.603133] system_call+0x70/0x98 > >[ 1578.603161] value changed: 0x00000000000bd4ac -> 0x00000000000bd4ec > >[ 1578.603186] Reported by Kernel Concurrency Sanitizer on: >[ 1578.603200] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1578.603249] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1578.603369] ================================================================== >[ 1578.740249] ================================================================== >[ 1578.740287] BUG: KCSAN: data-race in __flush_work.isra.0 / queue_work_on > >[ 1578.740326] read-write (marked) to 0x00000000872d1e08 of 8 bytes by task 15784 on cpu 0: >[ 1578.740355] queue_work_on+0x62/0xb8 >[ 1578.740382] tty_insert_flip_string_and_push_buffer+0xde/0x140 >[ 1578.740414] pty_write+0xa2/0xd0 >[ 1578.740440] n_tty_write+0x306/0x840 >[ 1578.740468] file_tty_write.isra.0+0x2a8/0x490 >[ 1578.740503] tty_write+0x48/0x68 >[ 1578.740534] vfs_write+0x33c/0x588 >[ 1578.740561] ksys_write+0xa2/0x150 >[ 1578.740588] __s390x_sys_write+0x68/0x88 >[ 1578.740619] do_syscall+0x1c6/0x210 >[ 1578.740654] __do_syscall+0xc8/0xf0 >[ 1578.740690] system_call+0x70/0x98 > >[ 1578.740748] write to 0x00000000872d1e08 of 8 bytes by task 15749 on cpu 2: >[ 1578.740783] __flush_work.isra.0+0x226/0x5b0 >[ 1578.740822] flush_work+0x34/0x50 >[ 1578.740837] tty_buffer_flush_work+0x34/0x48 >[ 1578.740855] n_tty_poll+0x25c/0x3a8 >[ 1578.740870] tty_poll+0xa6/0x128 >[ 1578.740887] do_sys_poll+0x43c/0x840 >[ 1578.740905] __s390x_sys_ppoll+0x110/0x148 >[ 1578.740924] do_syscall+0x1c6/0x210 >[ 1578.740941] __do_syscall+0xc8/0xf0 >[ 1578.740960] system_call+0x70/0x98 > >[ 1578.740987] Reported by Kernel Concurrency Sanitizer on: >[ 1578.741003] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1578.741037] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1578.741052] ================================================================== >[ 1578.755947] ================================================================== >[ 1578.756091] BUG: KCSAN: data-race in blk_mq_delay_run_hw_queue / blk_mq_delay_run_hw_queue > >[ 1578.756142] read to 0x000000008459a19c of 4 bytes by interrupt on cpu 3: >[ 1578.756171] blk_mq_delay_run_hw_queue+0xac/0x258 >[ 1578.756200] blk_mq_run_hw_queue+0x288/0x308 >[ 1578.756229] __blk_mq_sched_restart+0x60/0x78 >[ 1578.756262] __blk_mq_free_request+0x164/0x200 >[ 1578.756881] blk_mq_free_request+0x162/0x1c8 >[ 1578.756903] blk_mq_end_request+0xf4/0x240 >[ 1578.756927] dasd_request_done+0x38/0x68 [dasd_mod] >[ 1578.757051] blk_mq_complete_request+0x70/0x88 >[ 1578.757103] __dasd_cleanup_cqr+0x970/0xbb0 [dasd_mod] >[ 1578.757218] dasd_block_tasklet+0x560/0x928 [dasd_mod] >[ 1578.757335] tasklet_action_common.isra.0+0x14e/0x348 >[ 1578.757362] __do_softirq+0x14c/0x410 >[ 1578.757390] irq_exit_rcu+0xae/0xc8 >[ 1578.757416] do_io_irq+0xc2/0x120 >[ 1578.757445] io_int_handler+0xc4/0xf0 >[ 1578.757474] __tsan_read_range+0x4a/0x1a8 >[ 1578.757505] delay_loop+0x90/0xd0 >[ 1578.757536] __udelay+0x36/0x48 >[ 1578.757568] kcsan_setup_watchpoint+0x21a/0x568 >[ 1578.757601] delay_loop+0x7c/0xd0 >[ 1578.757637] __udelay+0x36/0x48 >[ 1578.757657] kcsan_setup_watchpoint+0x21a/0x568 >[ 1578.757678] blk_mq_delay_run_hw_queue+0xc0/0x258 >[ 1578.757711] blk_mq_dispatch_rq_list+0xa56/0xf90 >[ 1578.757733] __blk_mq_sched_dispatch_requests+0x19c/0xb70 >[ 1578.757760] blk_mq_sched_dispatch_requests+0xca/0x108 >[ 1578.757787] blk_mq_run_work_fn+0xcc/0xe8 >[ 1578.757814] process_one_work+0x3b6/0x838 >[ 1578.758392] worker_thread+0x75e/0xb10 >[ 1578.758422] kthread+0x21a/0x230 >[ 1578.758454] __ret_from_fork+0x6c/0xb8 >[ 1578.758483] ret_from_fork+0xa/0x30 > >[ 1578.758703] write to 0x000000008459a19c of 4 bytes by task 202 on cpu 3: >[ 1578.759099] blk_mq_delay_run_hw_queue+0xc0/0x258 >[ 1578.759124] blk_mq_dispatch_rq_list+0xa56/0xf90 >[ 1578.759144] __blk_mq_sched_dispatch_requests+0x19c/0xb70 >[ 1578.759292] blk_mq_sched_dispatch_requests+0xca/0x108 >[ 1578.759348] blk_mq_run_work_fn+0xcc/0xe8 >[ 1578.759619] process_one_work+0x3b6/0x838 >[ 1578.759644] worker_thread+0x75e/0xb10 >[ 1578.759941] kthread+0x21a/0x230 >[ 1578.759971] __ret_from_fork+0x6c/0xb8 >[ 1578.760000] ret_from_fork+0xa/0x30 > >[ 1578.760051] value changed: 0x00000006 -> 0x00000004 > >[ 1578.760101] Reported by Kernel Concurrency Sanitizer on: >[ 1578.760133] CPU: 3 PID: 202 Comm: kworker/3:1H Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1578.760167] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1578.760184] Workqueue: kblockd blk_mq_run_work_fn >[ 1578.760208] ================================================================== >[ 1578.773315] ================================================================== >[ 1578.773343] BUG: KCSAN: data-race in queue_work_on / worker_thread > >[ 1578.773378] read-write (marked) to 0x00000000872d1e08 of 8 bytes by task 15784 on cpu 0: >[ 1578.773403] queue_work_on+0x62/0xb8 >[ 1578.773425] tty_insert_flip_string_and_push_buffer+0xde/0x140 >[ 1578.773451] pty_write+0xa2/0xd0 >[ 1578.773475] n_tty_write+0x306/0x840 >[ 1578.773497] file_tty_write.isra.0+0x2a8/0x490 >[ 1578.773524] tty_write+0x48/0x68 >[ 1578.773550] vfs_write+0x33c/0x588 >[ 1578.773575] ksys_write+0xa2/0x150 >[ 1578.773600] __s390x_sys_write+0x68/0x88 >[ 1578.773627] do_syscall+0x1c6/0x210 >[ 1578.773655] __do_syscall+0xc8/0xf0 >[ 1578.773686] system_call+0x70/0x98 > >[ 1578.773740] read to 0x00000000872d1e08 of 8 bytes by task 15742 on cpu 3: >[ 1578.773773] worker_thread+0x6cc/0xb10 >[ 1578.773807] kthread+0x21a/0x230 >[ 1578.773826] __ret_from_fork+0x6c/0xb8 >[ 1578.773844] ret_from_fork+0xa/0x30 > >[ 1578.773875] Reported by Kernel Concurrency Sanitizer on: >[ 1578.773891] CPU: 3 PID: 15742 Comm: kworker/u129:2 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1578.773929] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1578.773951] Workqueue: 0x0 (events_unbound) >[ 1578.773995] ================================================================== >[ 1578.804936] ================================================================== >[ 1578.804975] BUG: KCSAN: data-race in __flush_work.isra.0 / queue_work_on > >[ 1578.805029] read-write (marked) to 0x00000000872d1e08 of 8 bytes by task 15784 on cpu 0: >[ 1578.805061] queue_work_on+0x62/0xb8 >[ 1578.805091] tty_insert_flip_string_and_push_buffer+0xde/0x140 >[ 1578.805125] pty_write+0xa2/0xd0 >[ 1578.805156] n_tty_write+0x306/0x840 >[ 1578.805188] file_tty_write.isra.0+0x2a8/0x490 >[ 1578.805224] tty_write+0x48/0x68 >[ 1578.805260] vfs_write+0x33c/0x588 >[ 1578.805293] ksys_write+0xa2/0x150 >[ 1578.805312] __s390x_sys_write+0x68/0x88 >[ 1578.805331] do_syscall+0x1c6/0x210 >[ 1578.805352] __do_syscall+0xc8/0xf0 >[ 1578.805374] system_call+0x70/0x98 > >[ 1578.805414] read to 0x00000000872d1e08 of 8 bytes by task 15749 on cpu 2: >[ 1578.805440] __flush_work.isra.0+0x1d6/0x5b0 >[ 1578.805466] flush_work+0x34/0x50 >[ 1578.805492] tty_buffer_flush_work+0x34/0x48 >[ 1578.805521] n_tty_poll+0x25c/0x3a8 >[ 1578.805545] tty_poll+0xa6/0x128 >[ 1578.805572] do_sys_poll+0x43c/0x840 >[ 1578.805600] __s390x_sys_ppoll+0x110/0x148 >[ 1578.805632] do_syscall+0x1c6/0x210 >[ 1578.805663] __do_syscall+0xc8/0xf0 >[ 1578.805696] system_call+0x70/0x98 > >[ 1578.805757] Reported by Kernel Concurrency Sanitizer on: >[ 1578.805788] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1578.805844] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1578.805861] ================================================================== >[ 1579.125834] ================================================================== >[ 1579.125868] BUG: KCSAN: data-race in arch_vcpu_is_preempted+0x4a/0xe0 > >[ 1579.125906] race at unknown origin, with read to 0x000000007fffc288 of 8 bytes by task 15749 on cpu 3: >[ 1579.125933] arch_vcpu_is_preempted+0x4a/0xe0 >[ 1579.125955] arch_spin_lock_wait+0x304/0x678 >[ 1579.125981] __flush_work.isra.0+0x564/0x5b0 >[ 1579.126006] flush_work+0x34/0x50 >[ 1579.126029] tty_buffer_flush_work+0x34/0x48 >[ 1579.126058] n_tty_poll+0x25c/0x3a8 >[ 1579.126086] tty_poll+0xa6/0x128 >[ 1579.126117] do_sys_poll+0x43c/0x840 >[ 1579.126150] __s390x_sys_ppoll+0x110/0x148 >[ 1579.126180] do_syscall+0x1c6/0x210 >[ 1579.126210] __do_syscall+0xc8/0xf0 >[ 1579.126243] system_call+0x70/0x98 > >[ 1579.126298] value changed: 0x0000000000000004 -> 0x000000000000000c > >[ 1579.126381] Reported by Kernel Concurrency Sanitizer on: >[ 1579.126405] CPU: 3 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1579.126440] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1579.126470] ================================================================== >[ 1602.433797] ================================================================== >[ 1602.433839] BUG: KCSAN: data-race in n_tty_check_unthrottle / n_tty_receive_buf_common > >[ 1602.433879] write (marked) to 0x0000037fffda3008 of 8 bytes by task 3307 on cpu 2: >[ 1602.433903] n_tty_receive_buf_common+0x342/0xb90 >[ 1602.433926] n_tty_receive_buf2+0x50/0x70 >[ 1602.433949] tty_ldisc_receive_buf+0x7e/0x100 >[ 1602.433974] tty_port_default_receive_buf+0x6e/0xb0 >[ 1602.434000] flush_to_ldisc+0x156/0x408 >[ 1602.434025] process_one_work+0x3b6/0x838 >[ 1602.434052] worker_thread+0x75e/0xb10 >[ 1602.434077] kthread+0x21a/0x230 >[ 1602.434107] __ret_from_fork+0x6c/0xb8 >[ 1602.434136] ret_from_fork+0xa/0x30 > >[ 1602.434190] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 0: >[ 1602.434222] n_tty_check_unthrottle+0x13e/0x1b0 >[ 1602.434252] n_tty_read+0x1a4/0xb60 >[ 1602.434545] tty_read+0x1b8/0x2f0 >[ 1602.434568] vfs_read+0x2b6/0x498 >[ 1602.434585] ksys_read+0xa2/0x150 >[ 1602.434600] __s390x_sys_read+0x68/0x88 >[ 1602.434616] do_syscall+0x1c6/0x210 >[ 1602.434633] __do_syscall+0xc8/0xf0 >[ 1602.434651] system_call+0x70/0x98 > >[ 1602.434735] value changed: 0x00000000001238d2 -> 0x0000000000123982 > >[ 1602.434773] Reported by Kernel Concurrency Sanitizer on: >[ 1602.434796] CPU: 0 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1602.434839] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1602.434865] ================================================================== >[ 1602.468343] ================================================================== >[ 1602.468377] BUG: KCSAN: data-race in n_tty_poll / n_tty_receive_buf_common > >[ 1602.468415] write (marked) to 0x0000037fffda3008 of 8 bytes by task 3307 on cpu 2: >[ 1602.468439] n_tty_receive_buf_common+0x342/0xb90 >[ 1602.468463] n_tty_receive_buf2+0x50/0x70 >[ 1602.468485] tty_ldisc_receive_buf+0x7e/0x100 >[ 1602.468511] tty_port_default_receive_buf+0x6e/0xb0 >[ 1602.468538] flush_to_ldisc+0x156/0x408 >[ 1602.468565] process_one_work+0x3b6/0x838 >[ 1602.468592] worker_thread+0x75e/0xb10 >[ 1602.468618] kthread+0x21a/0x230 >[ 1602.468647] __ret_from_fork+0x6c/0xb8 >[ 1602.468676] ret_from_fork+0xa/0x30 > >[ 1602.468727] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 0: >[ 1602.468758] n_tty_poll+0x148/0x3a8 >[ 1602.468787] tty_poll+0xa6/0x128 >[ 1602.468846] do_sys_poll+0x43c/0x840 >[ 1602.468867] __s390x_sys_ppoll+0x110/0x148 >[ 1602.468887] do_syscall+0x1c6/0x210 >[ 1602.468906] __do_syscall+0xc8/0xf0 >[ 1602.468927] system_call+0x70/0x98 > >[ 1602.468965] value changed: 0x0000000000128133 -> 0x0000000000128137 > >[ 1602.468998] Reported by Kernel Concurrency Sanitizer on: >[ 1602.469018] CPU: 0 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1602.469060] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1602.469085] ================================================================== >[ 1602.676398] ================================================================== >[ 1602.676440] BUG: KCSAN: data-race in n_tty_read / n_tty_receive_buf_common > >[ 1602.676478] write (marked) to 0x0000037fffda3008 of 8 bytes by task 4415 on cpu 1: >[ 1602.676503] n_tty_receive_buf_common+0x342/0xb90 >[ 1602.676526] n_tty_receive_buf2+0x50/0x70 >[ 1602.676548] tty_ldisc_receive_buf+0x7e/0x100 >[ 1602.676572] tty_port_default_receive_buf+0x6e/0xb0 >[ 1602.676598] flush_to_ldisc+0x156/0x408 >[ 1602.676623] process_one_work+0x3b6/0x838 >[ 1602.676650] worker_thread+0x75e/0xb10 >[ 1602.676675] kthread+0x21a/0x230 >[ 1602.676705] __ret_from_fork+0x6c/0xb8 >[ 1602.676738] ret_from_fork+0xa/0x30 > >[ 1602.676792] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 0: >[ 1602.676822] n_tty_read+0x5ea/0xb60 >[ 1602.676850] tty_read+0x1b8/0x2f0 >[ 1602.676940] vfs_read+0x2b6/0x498 >[ 1602.676956] ksys_read+0xa2/0x150 >[ 1602.676970] __s390x_sys_read+0x68/0x88 >[ 1602.676986] do_syscall+0x1c6/0x210 >[ 1602.677002] __do_syscall+0xc8/0xf0 >[ 1602.677020] system_call+0x70/0x98 > >[ 1602.677046] value changed: 0x0000000000142fc3 -> 0x0000000000143008 > >[ 1602.677072] Reported by Kernel Concurrency Sanitizer on: >[ 1602.677088] CPU: 0 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1602.677123] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1602.677137] ================================================================== >[ 1603.041942] ================================================================== >[ 1603.041980] BUG: KCSAN: data-race in copy_from_read_buf / n_tty_receive_buf_common > >[ 1603.042017] write (marked) to 0x0000037fffda5260 of 8 bytes by task 15749 on cpu 0: >[ 1603.042041] copy_from_read_buf+0x12c/0x238 >[ 1603.042062] n_tty_read+0x4ee/0xb60 >[ 1603.042082] tty_read+0x1b8/0x2f0 >[ 1603.042107] vfs_read+0x2b6/0x498 >[ 1603.042129] ksys_read+0xa2/0x150 >[ 1603.042151] __s390x_sys_read+0x68/0x88 >[ 1603.042175] do_syscall+0x1c6/0x210 >[ 1603.042217] __do_syscall+0xc8/0xf0 >[ 1603.042248] system_call+0x70/0x98 > >[ 1603.042299] read to 0x0000037fffda5260 of 8 bytes by task 4415 on cpu 1: >[ 1603.042328] n_tty_receive_buf_common+0x354/0xb90 >[ 1603.042358] n_tty_receive_buf2+0x50/0x70 >[ 1603.042387] tty_ldisc_receive_buf+0x7e/0x100 >[ 1603.042419] tty_port_default_receive_buf+0x6e/0xb0 >[ 1603.042467] flush_to_ldisc+0x156/0x408 >[ 1603.042484] process_one_work+0x3b6/0x838 >[ 1603.042500] worker_thread+0x75e/0xb10 >[ 1603.042515] kthread+0x21a/0x230 >[ 1603.042534] __ret_from_fork+0x6c/0xb8 >[ 1603.042550] ret_from_fork+0xa/0x30 > >[ 1603.042576] value changed: 0x0000000000172371 -> 0x000000000017245c > >[ 1603.042599] Reported by Kernel Concurrency Sanitizer on: >[ 1603.042613] CPU: 1 PID: 4415 Comm: kworker/u130:4 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1603.042645] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1603.042661] Workqueue: events_unbound flush_to_ldisc >[ 1603.042682] ================================================================== >[ 1613.066648] ================================================================== >[ 1613.066698] BUG: KCSAN: data-race in tick_nohz_idle_stop_tick / tick_nohz_next_event > >[ 1613.066741] read to 0x000000006ee33bf8 of 4 bytes by task 0 on cpu 3: >[ 1613.066762] tick_nohz_next_event+0x12e/0x220 >[ 1613.066787] tick_nohz_idle_stop_tick+0x2f4/0x560 >[ 1613.066813] do_idle+0xd4/0x170 >[ 1613.066839] cpu_startup_entry+0x40/0x48 >[ 1613.066864] smp_start_secondary+0x202/0x230 >[ 1613.066893] restart_int_handler+0x6a/0x80 > >[ 1613.066941] write to 0x000000006ee33bf8 of 4 bytes by task 0 on cpu 0: >[ 1613.066969] tick_nohz_idle_stop_tick+0x3b0/0x560 >[ 1613.067000] do_idle+0xd4/0x170 >[ 1613.067027] cpu_startup_entry+0x40/0x48 >[ 1613.067057] rest_init+0x132/0x148 >[ 1613.067090] arch_call_rest_init+0x2c/0x30 >[ 1613.067122] start_kernel+0x980/0xde8 >[ 1613.067205] startup_continue+0x36/0x40 > >[ 1613.067245] Reported by Kernel Concurrency Sanitizer on: >[ 1613.067262] CPU: 0 PID: 0 Comm: swapper/0 Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1613.067298] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1613.067317] ================================================================== >[ 1633.099144] ================================================================== >[ 1633.099183] BUG: KCSAN: data-race in __flush_work.isra.0 / queue_work_on > >[ 1633.099220] read-write (marked) to 0x00000000872d1e08 of 8 bytes by task 15788 on cpu 1: >[ 1633.099290] queue_work_on+0x62/0xb8 >[ 1633.099313] tty_insert_flip_string_and_push_buffer+0xde/0x140 >[ 1633.099342] pty_write+0xa2/0xd0 >[ 1633.099367] n_tty_write+0x306/0x840 >[ 1633.099390] file_tty_write.isra.0+0x2a8/0x490 >[ 1633.099421] tty_write+0x48/0x68 >[ 1633.099448] vfs_write+0x33c/0x588 >[ 1633.099476] ksys_write+0xa2/0x150 >[ 1633.099503] __s390x_sys_write+0x68/0x88 >[ 1633.099531] do_syscall+0x1c6/0x210 >[ 1633.099561] __do_syscall+0xc8/0xf0 >[ 1633.099592] system_call+0x70/0x98 > >[ 1633.099646] write to 0x00000000872d1e08 of 8 bytes by task 15749 on cpu 0: >[ 1633.099679] __flush_work.isra.0+0x202/0x5b0 >[ 1633.099872] flush_work+0x34/0x50 >[ 1633.099894] tty_buffer_flush_work+0x34/0x48 >[ 1633.099913] n_tty_poll+0x25c/0x3a8 >[ 1633.099936] tty_poll+0xa6/0x128 >[ 1633.099954] do_sys_poll+0x43c/0x840 >[ 1633.099973] __s390x_sys_ppoll+0x110/0x148 >[ 1633.099992] do_syscall+0x1c6/0x210 >[ 1633.100025] __do_syscall+0xc8/0xf0 >[ 1633.100049] system_call+0x70/0x98 > >[ 1633.100090] Reported by Kernel Concurrency Sanitizer on: >[ 1633.100113] CPU: 0 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1633.100158] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1633.100184] ================================================================== >[ 1633.538311] ================================================================== >[ 1633.538351] BUG: KCSAN: data-race in n_tty_poll / n_tty_receive_buf_common > >[ 1633.538389] write (marked) to 0x0000037fffda3008 of 8 bytes by task 9914 on cpu 1: >[ 1633.538413] n_tty_receive_buf_common+0x342/0xb90 >[ 1633.538436] n_tty_receive_buf2+0x50/0x70 >[ 1633.538458] tty_ldisc_receive_buf+0x7e/0x100 >[ 1633.538483] tty_port_default_receive_buf+0x6e/0xb0 >[ 1633.538509] flush_to_ldisc+0x156/0x408 >[ 1633.538534] process_one_work+0x3b6/0x838 >[ 1633.538560] worker_thread+0x75e/0xb10 >[ 1633.538587] kthread+0x21a/0x230 >[ 1633.538618] __ret_from_fork+0x6c/0xb8 >[ 1633.538647] ret_from_fork+0xa/0x30 > >[ 1633.538703] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 0: >[ 1633.538735] n_tty_poll+0x368/0x3a8 >[ 1633.538765] tty_poll+0xa6/0x128 >[ 1633.538800] do_sys_poll+0x43c/0x840 >[ 1633.538881] __s390x_sys_ppoll+0x110/0x148 >[ 1633.538904] do_syscall+0x1c6/0x210 >[ 1633.538924] __do_syscall+0xc8/0xf0 >[ 1633.538945] system_call+0x70/0x98 > >[ 1633.538978] value changed: 0x00000000001b8c35 -> 0x00000000001b8c83 > >[ 1633.539082] Reported by Kernel Concurrency Sanitizer on: >[ 1633.539104] CPU: 0 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1633.539149] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1633.539176] ================================================================== >[ 1633.669784] ================================================================== >[ 1633.669824] BUG: KCSAN: data-race in ktime_get_real_seconds / timekeeping_advance > >[ 1633.669866] write to 0x000000006f80ca08 of 280 bytes by interrupt on cpu 1: >[ 1633.669889] timekeeping_advance+0x70e/0xdd8 >[ 1633.669913] update_wall_time+0x30/0x60 >[ 1633.669936] tick_do_update_jiffies64+0x198/0x238 >[ 1633.669964] tick_sched_do_timer+0x144/0x148 >[ 1633.669995] tick_nohz_highres_handler+0x6e/0x108 >[ 1633.670023] __hrtimer_run_queues+0x2d2/0x4d8 >[ 1633.670051] hrtimer_interrupt+0x26a/0x528 >[ 1633.670079] clock_comparator_work+0x74/0x90 >[ 1633.670108] do_IRQ+0x8a/0xa8 >[ 1633.670138] do_irq_async+0x7e/0x108 >[ 1633.670176] do_ext_irq+0xd2/0x120 >[ 1633.670209] ext_int_handler+0xc4/0xf0 >[ 1633.670243] __tsan_read_range+0x162/0x1a8 >[ 1633.670283] delay_loop+0x90/0xd0 >[ 1633.670331] __udelay+0x36/0x48 >[ 1633.670348] kcsan_setup_watchpoint+0x21a/0x568 >[ 1633.670366] delay_loop+0x90/0xd0 >[ 1633.670383] __udelay+0x36/0x48 >[ 1633.670399] kcsan_setup_watchpoint+0x21a/0x568 >[ 1633.670417] delay_loop+0x90/0xd0 >[ 1633.670433] __udelay+0x36/0x48 >[ 1633.670449] kcsan_setup_watchpoint+0x21a/0x568 >[ 1633.670467] delay_loop+0x90/0xd0 >[ 1633.670483] __udelay+0x36/0x48 >[ 1633.670530] kcsan_setup_watchpoint+0x21a/0x568 >[ 1633.670550] ktime_get_real_seconds+0x32/0x50 >[ 1633.670568] tty_update_time+0x34/0x190 >[ 1633.670618] file_tty_write.isra.0+0x428/0x490 >[ 1633.670647] tty_write+0x48/0x68 >[ 1633.670674] vfs_write+0x33c/0x588 >[ 1633.670701] ksys_write+0xa2/0x150 >[ 1633.670727] __s390x_sys_write+0x68/0x88 >[ 1633.670755] do_syscall+0x1c6/0x210 >[ 1633.670793] __do_syscall+0xc8/0xf0 >[ 1633.670825] system_call+0x70/0x98 > >[ 1633.670872] read to 0x000000006f80ca78 of 8 bytes by task 15788 on cpu 1: >[ 1633.670895] ktime_get_real_seconds+0x32/0x50 >[ 1633.670915] tty_update_time+0x34/0x190 >[ 1633.670936] file_tty_write.isra.0+0x428/0x490 >[ 1633.670960] tty_write+0x48/0x68 >[ 1633.670981] vfs_write+0x33c/0x588 >[ 1633.671001] ksys_write+0xa2/0x150 >[ 1633.671020] __s390x_sys_write+0x68/0x88 >[ 1633.671042] do_syscall+0x1c6/0x210 >[ 1633.671065] __do_syscall+0xc8/0xf0 >[ 1633.671090] system_call+0x70/0x98 > >[ 1633.671132] Reported by Kernel Concurrency Sanitizer on: >[ 1633.671155] CPU: 1 PID: 15788 Comm: dmesg Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1633.671199] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1633.671225] ================================================================== >[ 1633.734569] ================================================================== >[ 1633.734616] BUG: KCSAN: data-race in n_tty_check_unthrottle / n_tty_receive_buf_common > >[ 1633.734674] write (marked) to 0x0000037fffda3008 of 8 bytes by task 9914 on cpu 1: >[ 1633.734706] n_tty_receive_buf_common+0x342/0xb90 >[ 1633.734737] n_tty_receive_buf2+0x50/0x70 >[ 1633.734765] tty_ldisc_receive_buf+0x7e/0x100 >[ 1633.734797] tty_port_default_receive_buf+0x6e/0xb0 >[ 1633.734841] flush_to_ldisc+0x156/0x408 >[ 1633.734857] process_one_work+0x3b6/0x838 >[ 1633.734874] worker_thread+0x75e/0xb10 >[ 1633.734889] kthread+0x21a/0x230 >[ 1633.734907] __ret_from_fork+0x6c/0xb8 >[ 1633.734924] ret_from_fork+0xa/0x30 > >[ 1633.734954] read to 0x0000037fffda3008 of 8 bytes by task 15749 on cpu 2: >[ 1633.734973] n_tty_check_unthrottle+0x13e/0x1b0 >[ 1633.734990] n_tty_read+0x1a4/0xb60 >[ 1633.735006] tty_read+0x1b8/0x2f0 >[ 1633.735025] vfs_read+0x2b6/0x498 >[ 1633.735040] ksys_read+0xa2/0x150 >[ 1633.735054] __s390x_sys_read+0x68/0x88 >[ 1633.735069] do_syscall+0x1c6/0x210 >[ 1633.735085] __do_syscall+0xc8/0xf0 >[ 1633.735109] system_call+0x70/0x98 > >[ 1633.735135] value changed: 0x00000000001d291d -> 0x00000000001d2953 > >[ 1633.735159] Reported by Kernel Concurrency Sanitizer on: >[ 1633.735174] CPU: 2 PID: 15749 Comm: sshd Kdump: loaded Not tainted 6.7.4-1.g9e758e0-default #1 openSUSE Tumbleweed (unreleased) b54db25b5c91e1f741a77b8c006738e22884ded0 >[ 1633.735207] Hardware name: IBM 8561 LT1 400 (z/VM 7.3.0) >[ 1633.735223] ==================================================================
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