Dear Dimitri, thank you for reporting this issue.
Unfortunately your posted backtrace does not include the needed debug symbols. To get these information you can install the SerNet samba3-debuginfo package on your system. After the installation you can run the following to get a full backtrace: gdb /usr/sbin/winbindd var/log/samba/cores/winbindd (gdb) bt full Best regards, Björn Baumbach On 05/01/2013 02:24 PM, Dimitri Yioulos wrote: > All, > > Yesterday morning, I updated samba from samba3-3.6.13-45 to > samba3-3.6.14-45 (obtained from sernet) on a couple of > CentOS 5.9 boxes. As soon as users started access these > boxes, one of my sensors detected a winbind error, as in: > > Apr 30 08:19:36 norwell winbindd[13283]: INTERNAL ERROR: > Signal 11 in pid 13283 (3.6.14) > > Here's what appears in syslog: > > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.667710, 0] lib/fault.c:47(fault_report) > Apr 30 08:19:36 norwell winbindd[8938]: > =============================================================== > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.670612, 0] lib/fault.c:48(fault_report) > Apr 30 08:19:36 norwell winbindd[8938]: INTERNAL ERROR: > Signal 11 in pid 8938 (3.6.14) > Apr 30 08:19:36 norwell winbindd[8938]: Please read the > Trouble-Shooting section of the Samba3-HOWTO > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.671113, 0] lib/fault.c:50(fault_report) > Apr 30 08:19:36 norwell winbindd[8938]: > Apr 30 08:19:36 norwell winbindd[8938]: From: > http://www.samba.org/samba/docs/Samba3-HOWTO.pdf > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.671456, 0] lib/fault.c:51(fault_report) > Apr 30 08:19:36 norwell winbindd[8938]: > =============================================================== > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.671683, 0] lib/util.c:1117(smb_panic) > Apr 30 08:19:36 norwell winbindd[8938]: PANIC (pid 8938): > internal error > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.675330, 0] lib/util.c:1221(log_stack_trace) > Apr 30 08:19:36 norwell winbindd[8938]: BACKTRACE: 17 > stack frames: > Apr 30 08:19:36 norwell winbindd[8938]: #0 > winbindd(log_stack_trace+0x2d) [0x31b655] > Apr 30 08:19:36 norwell winbindd[8938]: #1 > winbindd(smb_panic+0x7c) [0x31b787] > Apr 30 08:19:36 norwell winbindd[8938]: #2 winbindd > [0x30b8ce] > Apr 30 08:19:36 norwell winbindd[8938]: #3 [0xd39420] > Apr 30 08:19:36 norwell winbindd[8938]: #4 winbindd > [0x23a080] > Apr 30 08:19:36 norwell winbindd[8938]: #5 > winbindd(_wbint_LookupRids+0x8a) [0x258d08] > Apr 30 08:19:36 norwell winbindd[8938]: #6 winbindd > [0x263596] > Apr 30 08:19:36 norwell winbindd[8938]: #7 > winbindd(winbindd_dual_ndrcmd+0x13a) [0x257a42] > Apr 30 08:19:36 norwell winbindd[8938]: #8 winbindd > [0x256a0c] > Apr 30 08:19:36 norwell winbindd[8938]: #9 winbindd > [0x32e432] > Apr 30 08:19:36 norwell winbindd[8938]: #10 > winbindd(tevent_common_loop_immediate+0x111) [0x32ceed] > Apr 30 08:19:36 norwell winbindd[8938]: #11 > winbindd(run_events_poll+0x3e) [0x32b095] > Apr 30 08:19:36 norwell winbindd[8938]: #12 winbindd > [0x32b80f] > Apr 30 08:19:36 norwell winbindd[8938]: #13 > winbindd(_tevent_loop_once+0x9d) [0x32bd2d] > Apr 30 08:19:36 norwell winbindd[8938]: #14 > winbindd(main+0xd32) [0x22e303] > Apr 30 08:19:36 norwell winbindd[8938]: > #15 /lib/libc.so.6(__libc_start_main+0xdc) [0xdc0ebc] > Apr 30 08:19:36 norwell winbindd[8938]: #16 winbindd > [0x22b111] > Apr 30 08:19:36 norwell winbindd[8938]: [2013/04/30 > 08:19:36.677068, 0] lib/fault.c:372(dump_core) > Apr 30 08:19:36 norwell winbindd[8938]: dumping core > in /var/log/samba/cores/winbindd > Apr 30 08:19:36 norwell winbindd[8938]: > > Unfortunately, I was unable to do any further debugging. > > This morning, I rolled back installation to > samba3-3.6.13-45, and the problem has gone away. > > Bug in latest version on sernet? > > Dimitri > -- SerNet GmbH, Bahnhofsallee 1b, 37081 Göttingen phone: +49-551-370000-0, fax: +49-551-370000-9 AG Göttingen, HRB 2816, GF: Dr. Johannes Loxen http://www.sernet.de, mailto:[email protected] -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/options/samba
