[Pkg-samba-maint] Bug#579357: AW: Bug#579357: AW: Bug#579357: AW: Bug#579357: winbind: passwd/smbpasswd causes segmentation fault on Debian Lenny x64 (Samba Winbind and Windows Active Directory)

Phillip Drescher pd at slums.de
Fri May 7 14:47:58 UTC 2010


Quoting Steve Langasek [mailto:vorlon at debian.org]

> Please run 'gdb passwd' and enter the commands 'run <user>' followed by
> 'bt full' when it crashes.  This will give us a full backtrace, rather
> than just the segfault location in the log file.

Debian:~# gdb passwd
GNU gdb 6.8-debian
(...)
This GDB was configured as "x86_64-linux-gnu"...
(no debugging symbols found)
(gdb) run <user>
Starting program: /usr/bin/passwd <user>
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)
(no debugging symbols found)

Program received signal SIGSEGV, Segmentation fault.
0x00007ffce38ab49e in pam_sm_chauthtok (pamh=0x60d740,
    flags=<value optimized out>, argc=<value optimized out>,
    argv=<value optimized out>) at ../nsswitch/pam_winbind.c:3187
3187    ../nsswitch/pam_winbind.c: No such file or directory.
        in ../nsswitch/pam_winbind.c
(gdb) bt full
#0  0x00007ffce38ab49e in pam_sm_chauthtok (pamh=0x60d740,
    flags=<value optimized out>, argc=<value optimized out>,
    argv=<value optimized out>) at ../nsswitch/pam_winbind.c:3187
        lctrl = <value optimized out>
        ret = 4
        user = 0x4e4c8f9e0 <Address 0x4e4c8f9e0 out of bounds>
        pass_old = 0x60b560 "<user>"
        pass_new = 0x0
        Announce = <value optimized out>
        username_ret = 0x0
        error = (struct wbcAuthErrorInfo *) 0x0
        ctx = (struct pwb_context *) 0x0
#1  0x00007ffce50b5c42 in ?? () from /lib/libpam.so.0
No symbol table info available.
#2  0x00007ffce50b973d in pam_chauthtok () from /lib/libpam.so.0
No symbol table info available.
#3  0x000000000040403f in ?? ()
No symbol table info available.
#4  0x0000000000403711 in ?? ()
No symbol table info available.
#5  0x00007ffce495f1a6 in __libc_start_main () from /lib/libc.so.6
No symbol table info available.
#6  0x00000000004025e9 in ?? ()
---Type <return> to continue, or q <return> to quit---
No symbol table info available.
#7  0x00007fffffffe798 in ?? ()
No symbol table info available.
#8  0x000000000000001c in ?? ()
No symbol table info available.
#9  0x0000000000000002 in ?? ()
No symbol table info available.
#10 0x00007fffffffeaae in ?? ()
No symbol table info available.
#11 0x00007fffffffeabe in ?? ()
No symbol table info available.
#12 0x0000000000000000 in ?? ()
No symbol table info available.






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