Attachment 806234 Details for Bug 1136104

sshd stacktrace of worker thread in the segfault case

gdb-stacktrace-sshd.log (text/x-log), 1.25 KB, created by Ralf Kölmel on 2019-05-28 15:02:33 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Ralf Kölmel

Created: 2019-05-28 15:02:33 UTC

Size: 1.25 KB

patch

obsolete

>Thread 3.1 "sshd" received signal SIGSEGV, Segmentation fault.
>[Switching to Thread 0x7ffff7faa8c0 (LWP 5903)]
>0x00007ffff710a343 in BN_num_bits (a=a@entry=0x555555832fe0) at crypto/bn/bn_lib.c:142
>142	    return ((i * BN_BITS2) + BN_num_bits_word(a->d[i]));
>(gdb) bt
>#0  0x00007ffff710a343 in BN_num_bits (a=a@entry=0x555555832fe0) at crypto/bn/bn_lib.c:142
>#1  0x000055555559ba00 in sshbuf_put_bignum2 (buf=0x55555584cb30, v=0x555555832fe0)
>    at sshbuf-getput-crypto.c:150
>#2  0x00005555555aef1c in sshpkt_put_bignum2 (ssh=<optimized out>, v=<optimized out>) at packet.c:2566
>#3  0x00005555555b0809 in ssh_packet_put_bignum2 (ssh=<optimized out>, value=<optimized out>) at opacket.c:87
>#4  0x000055555558831c in kexgss_server (ssh=0x55555584bb90) at kexgsss.c:130
>#5  0x00005555555c0c79 in kex_input_kexinit (type=<optimized out>, seq=<optimized out>, ssh=<optimized out>)
>    at kex.c:641
>#6  0x00005555555b414a in ssh_dispatch_run (ssh=ssh@entry=0x55555584bb90, mode=0, done=0x5555558503a0)
>    at dispatch.c:113
>#7  0x00005555555b41f9 in ssh_dispatch_run_fatal (ssh=0x55555584bb90, mode=<optimized out>, 
>    done=<optimized out>) at dispatch.c:133
>#8  0x0000555555562ee6 in do_ssh2_kex () at sshd.c:2634
>#9  main (ac=<optimized out>, av=<optimized out>) at sshd.c:2418

Actions: View

Attachments on bug 1136104: 805870 | 805871 | 806051 | 806053 | 806234 | 806544