Attachment 206585 Details for Bug 286923 – crash-on-valid-kerberos-password.txt

crash-on-valid-kerberos-password.txt

crash-on-valid-kerberos-password.txt (text/plain), 6.63 KB, created by Martin Mokrejš on 2009-10-09 21:08:40 UTC

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Creator: Martin Mokrejš

Created: 2009-10-09 21:08:40 UTC

Size: 6.63 KB

patch

obsolete

># gdb /usr/bin/xdm /var/dumps/core.xdm.2733-crash-on-kerberos-password 
>GNU gdb 6.8
>Copyright (C) 2008 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 "i686-pc-linux-gnu"...
>
>warning: Can't read pathname for load map: Input/output error.
>Reading symbols from /usr/lib/libXmu.so.6...done.
>Loaded symbols for /usr/lib/libXmu.so.6
>Reading symbols from /usr/lib/libXt.so.6...done.
>Loaded symbols for /usr/lib/libXt.so.6
>Reading symbols from /usr/lib/libSM.so.6...done.
>Loaded symbols for /usr/lib/libSM.so.6
>Reading symbols from /lib/libuuid.so.1...done.
>Loaded symbols for /lib/libuuid.so.1
>Reading symbols from /usr/lib/libICE.so.6...done.
>Loaded symbols for /usr/lib/libICE.so.6
>Reading symbols from /usr/lib/libXinerama.so.1...done.
>Loaded symbols for /usr/lib/libXinerama.so.1
>Reading symbols from /usr/lib/libXext.so.6...done.
>Loaded symbols for /usr/lib/libXext.so.6
>Reading symbols from /usr/lib/libXpm.so.4...done.
>Loaded symbols for /usr/lib/libXpm.so.4
>Reading symbols from /usr/lib/libX11.so.6...done.
>Loaded symbols for /usr/lib/libX11.so.6
>Reading symbols from /usr/lib/libXau.so.6...done.
>Loaded symbols for /usr/lib/libXau.so.6
>Reading symbols from /lib/libdl.so.2...done.
>Loaded symbols for /lib/libdl.so.2
>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/ld-linux.so.2...done.
>Loaded symbols for /lib/ld-linux.so.2
>Reading symbols from /usr/lib/X11/xdm/libXdmGreet.so...done.
>Loaded symbols for /usr/lib/X11/xdm/libXdmGreet.so
>Reading symbols from /usr/lib/libXaw.so.7...done.
>Loaded symbols for /usr/lib/libXaw.so.7
>Reading symbols from /usr/lib/libXft.so.2...done.
>Loaded symbols for /usr/lib/libXft.so.2
>Reading symbols from /usr/lib/libXrender.so.1...done.
>Loaded symbols for /usr/lib/libXrender.so.1
>Reading symbols from /usr/lib/libfontconfig.so.1...done.
>Loaded symbols for /usr/lib/libfontconfig.so.1
>Reading symbols from /usr/lib/libfreetype.so.6...done.
>Loaded symbols for /usr/lib/libfreetype.so.6
>Reading symbols from /lib/libz.so.1...done.
>Loaded symbols for /lib/libz.so.1
>Reading symbols from /usr/lib/libexpat.so.1...done.
>Loaded symbols for /usr/lib/libexpat.so.1
>Reading symbols from /usr/lib/libXcursor.so.1...done.
>Loaded symbols for /usr/lib/libXcursor.so.1
>Reading symbols from /usr/lib/libXfixes.so.3...done.
>Loaded symbols for /usr/lib/libXfixes.so.3
>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_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_cracklib.so...done.
>Loaded symbols for /lib/security/pam_cracklib.so
>Reading symbols from /lib/libcrack.so.2...done.
>Loaded symbols for /lib/libcrack.so.2
>Reading symbols from /lib/security/pam_limits.so...done.
>Loaded symbols for /lib/security/pam_limits.so
>Reading symbols from /lib/security/pam_permit.so...done.
>Loaded symbols for /lib/security/pam_permit.so
>Reading symbols from /lib/security/pam_deny.so...done.
>Loaded symbols for /lib/security/pam_deny.so
>Reading symbols from /lib/libnss_compat.so.2...done.
>Loaded symbols for /lib/libnss_compat.so.2
>Reading symbols from /lib/libnss_nis.so.2...done.
>Loaded symbols for /lib/libnss_nis.so.2
>Reading symbols from /lib/libnss_files.so.2...done.
>Loaded symbols for /lib/libnss_files.so.2
>Core was generated by `-:0         '.
>Program terminated with signal 11, Segmentation fault.
>[New process 2733]
>#0  0xb7ba9dd9 in vfprintf () from /lib/libc.so.6
>(gdb) where
>#0  0xb7ba9dd9 in vfprintf () from /lib/libc.so.6
>#1  0xb7c6c6c9 in __vfprintf_chk () from /lib/libc.so.6
>#2  0xb7c4e486 in __vsyslog_chk () from /lib/libc.so.6
>#3  0xb7c4e8e7 in __syslog_chk () from /lib/libc.so.6
>#4  0xb7f3041a in GreetUser (d=0x8068298, dpy=0xbfba0ebc, verify=0x8060d48, greet=0x8060d30, dlfuncs=0x80608e0) at /usr/include/bits/syslog.h:32
>#5  0x08053b96 in ManageSession (d=0x8068298) at session.c:320
>#6  0x080506b0 in StartDisplay (d=0x8068298) at dm.c:762
>#7  0x0804fbdc in ForEachDisplay (f=0x805079e <CheckDisplayStatus>) at dpylist.c:54
>#8  0x08051267 in main (argc=1, argv=0xbfba1484) at dm.c:630
>Current language:  auto; currently asm
>(gdb) bt full
>#0  0xb7ba9dd9 in vfprintf () from /lib/libc.so.6
>No locals.
>#1  0xb7c6c6c9 in __vfprintf_chk () from /lib/libc.so.6
>No locals.
>#2  0xb7c4e486 in __vsyslog_chk () from /lib/libc.so.6
>No locals.
>#3  0xb7c4e8e7 in __syslog_chk () from /lib/libc.so.6
>No locals.
>#4  0xb7f3041a in GreetUser (d=0x8068298, dpy=0xbfba0ebc, verify=0x8060d48, greet=0x8060d30, dlfuncs=0x80608e0) at /usr/include/bits/syslog.h:32
>        pam_error = 7
>        pcd = {d = 0x8068298, greet = 0x8060d30, username_display = 0x0}
>        username = 0x1 <Address 0x1 out of bounds>
>        login_prompt = <value optimized out>
>        pamhp = (pam_handle_t **) 0x8060d28
>        pc = {conv = 0xb7f30cf6 <pamconv>, appdata_ptr = 0xbfba0e0c}
>        pam_fname = <value optimized out>
>        i = 134648136
>#5  0x08053b96 in ManageSession (d=0x8068298) at session.c:320
>        pid = 0
>        dpy = (Display *) 0x806fa18
>        greet_stat = <value optimized out>
>        greet_user_proc = (GreetUserProc) 0xb7f2ff98 <GreetUser>
>        greet_lib_handle = (void *) 0x8069148
>#6  0x080506b0 in StartDisplay (d=0x8068298) at dm.c:762
>No locals.
>#7  0x0804fbdc in ForEachDisplay (f=0x805079e <CheckDisplayStatus>) at dpylist.c:54
>        d = (struct display *) 0x1
>        next = (struct display *) 0x0
>#8  0x08051267 in main (argc=1, argv=0xbfba1484) at dm.c:630
>        oldpid = <value optimized out>
>        oldumask = 1
>        cmdbuf = "/bin/rm -f /var/lib/xdm/authdir/authfiles/A*\000\000\000\000ï¿½ï¿½220\017ï¿½ï¿½\000\000\000\000\001\000\000\000t\020ï¿½ï¿½ï¿½\017ï¿½ï¿½h\020ï¿½ï¿½ï¿½\021ï¿½ï¿½ï¿½021ï¿½ï¿½\000\000\000\000ï¿½177ï¿½001\000\000\000ï¿½\"ï¿½\017ï¿½ï¿½ï¿½\021ï¿½ï¿½ï¿½021ï¿½ï¿½\204\202ï¿½vï¿½Zï¿½001\000\000\000\000 ï¿½\017ï¿½ï¿½\000\000\000\000\000\000\000\000ï¿½177ï¿½Zï¿½233aï¿½001\000\000\0000\215ï¿½000\020ï¿½ï¿½\000\000\000\000\001\000\000\000\210\212ï¿½UÑ·pZï¿½021ï¿½ï¿½\000\000\000\000\000\000\000\000"...
>(gdb)

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Attachments on bug 286923: 205582 | 206581 | 206582 | 206583 | 206585 | 206586 | 207363 | 207364