GNU gdb (GDB) 7.0
Copyright (C) 2009 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-unknown-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/xdm...done.
Reading symbols from /usr/lib/libXmu.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXmu.so.6
Reading symbols from /usr/lib/libICE.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libICE.so.6
Reading symbols from /usr/lib/libXau.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXau.so.6
Reading symbols from /usr/lib/libX11.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libX11.so.6
Reading symbols from /usr/lib/libXdmcp.so.6...done.
Loaded symbols for /usr/lib/libXdmcp.so.6
Reading symbols from /lib/libcrypt.so.1...done.
Loaded symbols for /lib/libcrypt.so.1
Reading symbols from /lib/libpam.so.0...done.
Loaded symbols for /lib/libpam.so.0
Reading symbols from /lib/libc.so.6...done.
Loaded symbols for /lib/libc.so.6
Reading symbols from /lib/libdl.so.2...done.
Loaded symbols for /lib/libdl.so.2
Reading symbols from /usr/lib/libXt.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXt.so.6
Reading symbols from /usr/lib/libSM.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libSM.so.6
Reading symbols from /usr/lib/libXext.so.6...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXext.so.6
Reading symbols from /usr/lib/libxcb.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libxcb.so.1
Reading symbols from /lib/ld-linux-x86-64.so.2...done.
Loaded symbols for /lib/ld-linux-x86-64.so.2
Reading symbols from /lib/libuuid.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib/libuuid.so.1
Reading symbols from /lib/libnss_files.so.2...done.
Loaded symbols for /lib/libnss_files.so.2
Reading symbols from /usr/lib/libXrender.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXrender.so.1
Reading symbols from /usr/lib/libXcursor.so.1...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXcursor.so.1
Reading symbols from /usr/lib/libXfixes.so.3...(no debugging symbols found)...done.
Loaded symbols for /usr/lib/libXfixes.so.3
Reading symbols from /lib/security/pam_unix.so...done.
Loaded symbols for /lib/security/pam_unix.so
Reading symbols from /lib/libnsl.so.1...done.
Loaded symbols for /lib/libnsl.so.1
Reading symbols from /lib/security/pam_nologin.so...done.
Loaded symbols for /lib/security/pam_nologin.so
Reading symbols from /lib/security/pam_env.so...done.
Loaded symbols for /lib/security/pam_env.so
Reading symbols from /lib/security/pam_limits.so...done.
Loaded symbols for /lib/security/pam_limits.so
Core was generated by `-:0                                                         '.
Program terminated with signal 11, Segmentation fault.
#0  strlen () at ../sysdeps/x86_64/strlen.S:31
	in ../sysdeps/x86_64/strlen.S
(gdb) bt full
#0  strlen () at ../sysdeps/x86_64/strlen.S:31
No locals.
#1  0x00007fdc018b978e in *__GI_fputs_unlocked (str=0x7fdc0079dd10 <Address 0x7fdc0079dd10 out of bounds>, fp=0xb99510) at iofputs_u.c:37
        result = <value optimized out>
#2  0x00007fdc01917d9b in *__GI___vsyslog_chk (pri=<value optimized out>, flag=-1, fmt=<value optimized out>, ap=0x7fff2be4bda0) at ../misc/syslog.c:207
        now_tm = {tm_sec = 56, tm_min = 14, tm_hour = 18, tm_mday = 13, tm_mon = 10, tm_year = 109, tm_wday = 5, tm_yday = 316, tm_isdst = 0, 
          tm_gmtoff = 3600, tm_zone = 0xba6080 "CET"}
        now = 1258132496
        fd = <value optimized out>
        f = <value optimized out>
        buf = 0x0
        bufsize = 0
        msgoff = <value optimized out>
        saved_errno = 2
        failbuf = "\320\f\270\000\000\000\000\000`\356\271\001\334\177\000\000 \000\000\000\000\000\000\000\320\276\344+\377"
        clarg = {buf = 0xb80cd0, oldaction = 0x1f}
#3  0x00007fdc01918330 in __syslog (pri=7986448, fmt=0x14 <Address 0x14 out of bounds>) at ../misc/syslog.c:119
        ap = {{gp_offset = 16, fp_offset = 48, overflow_arg_area = 0x7fff2be4be80, reg_save_area = 0x7fff2be4bdc0}}
#4  0x00007fdc01baa532 in pam_vsyslog (pamh=0xbee6c0, priority=6, fmt=0x7fdbfedd4812 "session closed for user %s", args=0x7fff2be4bed0) at pam_syslog.c:99
        msgbuf1 = 0xb81260 "pam_unix(xdm:session):"
        msgbuf2 = 0xb81850 "session closed for user jonnyjd"
        save_errno = 2
#5  0x00007fdc01baa6b3 in pam_syslog (pamh=0x7fdc0079dd10, priority=12162320, fmt=0x14 <Address 0x14 out of bounds>) at pam_syslog.c:113
        args = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fff2be4bfb0, reg_save_area = 0x7fff2be4bef0}}
#6  0x00007fdbfedcf012 in pam_sm_close_session (pamh=0xbee6c0, flags=<value optimized out>, argc=<value optimized out>, argv=<value optimized out>)
    at pam_unix_sess.c:125
        user_name = 0xbf1480 "jonnyjd"
        service = 0xbe7170 "xdm"
        retval = <value optimized out>
#7  0x00007fdc01ba588e in _pam_dispatch_aux (pamh=0xbee6c0, flags=<value optimized out>, choice=<value optimized out>) at pam_dispatch.c:110
        action = <value optimized out>
        depth = 0
        prev_level = 0
        impression = 0
        skip_depth = <value optimized out>
        substates = <value optimized out>
#8  _pam_dispatch (pamh=0xbee6c0, flags=<value optimized out>, choice=<value optimized out>) at pam_dispatch.c:407
        h = 0xbf0b60
        retval = <value optimized out>
        use_cached_chain = <value optimized out>
        resumed = <value optimized out>
#9  0x000000000040bdb6 in SessionExit (d=0xb718b0, status=0, removeAuth=1) at session.c:480
        pamh = 0xbee6c0
#10 0x000000000040c563 in ManageSession (d=<value optimized out>) at session.c:375
        pid = 24810
        dpy = 0xb83190
        greet_stat = <value optimized out>
        greet_user_proc = 0x7fdc0079c1b0
        greet_lib_handle = 0xb7e4a0
#11 0x0000000000408b70 in StartDisplay (d=0xb718b0) at dm.c:762
No locals.
#12 0x0000000000407f0d in ForEachDisplay (f=0x408c70 <CheckDisplayStatus>) at dpylist.c:54
        d = 0x7fdc0079dd10
        next = 0x0
#13 0x0000000000409784 in StartDisplays (argc=<value optimized out>, argv=0x7fff2be4c738) at dm.c:630
No locals.
#14 main (argc=<value optimized out>, argv=0x7fff2be4c738) at dm.c:197
        oldpid = <value optimized out>
        oldumask = 20
        cmdbuf = "/bin/rm -f /var/lib/xdm/authdir/authfiles/A*", '\000' <repeats 14 times>, "`\202\311W\376\377\000\000\266\350l\005\270\377Y,\266\002\334\177\000\000\000\000\000\000\000\000\000\000P\302\344+\377\177\000\000\000\000\000\000\000\000\000\000P\302\344+\377\177\000\000x\326\324\002\334\177\000\000\020\000\000\000\000\000\000\000\207\360\226|\000\000\000\000s3\266\002\334\177\000\000\000\000\000\000\000\000\000\000\a\000\000\000\334\177\000\000\302[\362\001\000\000\000\000\304\v\205\001\334\177\000\000\300\303\344+\377\177\000\000\370\v\205\001\334\177\000\000\340\324\205\001\334\177\000\000\210\t\325\002\334\177\000\000\000\302\344+\377\177\000\000\000\000\000\000\000\000\000\000p\211\327\002\334\177\000\000\000\000\000\000\000\000\000\000X\337\324\002\334\177\000\000\210\t\325\002\334\177\000\000\334\246\265\002\334\177\000\000"...
Current language:  auto
The current source language is "auto; currently asm".
(gdb) quit