gdb is almost unusable. I get this when i try to run the program a second time and gdb is not working correctly the first time.

warning: cannot close "system-supplied DSO at 0xffffe000": Fichier dans un mauvais format
Starting program:

(the french sentence mean : file in a wrong type)


By strace, I found this interesting selection of opened file :

open("/etc/ld.so.cache", O_RDONLY)      = 3
open("/lib/libreadline.so.5", O_RDONLY) = 3
open("/lib/libncurses.so.5", O_RDONLY)  = 3
open("/lib/tls/libm.so.6", O_RDONLY)    = 3
open("/lib/libdl.so.2", O_RDONLY)       = 3
open("/lib/tls/libc.so.6", O_RDONLY)    = 3
open("/usr/lib/locale/locale-archive", O_RDONLY|O_LARGEFILE) = -1 ENOENT (No such file or directory)
open("/usr/share/locale/locale.alias", O_RDONLY) = 3
open("/usr/share/terminfo/x/xterm", O_RDONLY) = 3
open("/etc/ld.so.cache", O_RDONLY)      = 3
open("/lib/tls/libthread_db.so.1", O_RDONLY) = 3
open("/etc/inputrc", O_RDONLY)          = 5
open("/home/axou/.inputrc", O_RDONLY)   = 5
open("/etc/inputrc", O_RDONLY)          = 5
open("/home/axou/.gdbinit", O_RDONLY)   = -1 ENOENT (No such file or directory)
open("../../c/genlot", O_RDONLY)        = 5
open("../../c/genlot", O_RDONLY)        = 5
open("/etc/mtab", O_RDONLY)             = 6
open("/proc/meminfo", O_RDONLY)         = 6
open("/home/axou/program/ip/ipdaemon/.gdb_history", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/home/axou/program/c/genlot", O_RDONLY) = 5
open("/lib/ld-linux.so.2", O_RDONLY)    = 6
open("/proc/6896/auxv", O_RDONLY)       = 6
open("/lib/tls/libm.so.6", O_RDONLY)    = 5
open("/lib/tls/libc.so.6", O_RDONLY)    = 6
open("/lib/ld-linux.so.2", O_RDONLY)    = 7
open("/lib/tls/libm.so.6", O_RDONLY)    = 8
open("/lib/tls/libm-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/lib/tls/.debug/libm-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/lib/debug//lib/tls/libm-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/lib/tls/libc.so.6", O_RDONLY)    = 5
open("/lib/tls/libc-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/lib/tls/.debug/libc-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/lib/debug//lib/tls/libc-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/lib/ld-linux.so.2", O_RDONLY)    = 5
open("/lib/ld-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/lib/.debug/ld-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)
open("/usr/lib/debug//lib/ld-2.3.5.so.debug", O_RDONLY) = -1 ENOENT (No such file or directory)

But i don't know in which one of these could be the problem.