[Samba] Latest winbind creating fault
Taylor, Jonn
jonnt at taylortelephone.com
Tue May 7 07:04:08 MDT 2013
On 05/02/2013 04:05 AM, Bjoern Baumbach wrote:
> 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
>>
I am having the same problem, CentOS 5.9 x86_64. There is no debug out,
even with the package installed.
May 5 09:42:24 pdc winbindd[31423]: [2013/05/05 09:42:24.846767, 0]
lib/fault.c:47(fault_report)
May 5 09:42:24 pdc winbindd[31423]:
===============================================================
May 5 09:42:24 pdc winbindd[31423]: [2013/05/05 09:42:24.847073, 0]
lib/fault.c:48(fault_report)
May 5 09:42:24 pdc winbindd[31423]: INTERNAL ERROR: Signal 11 in pid
31423 (3.6.14)
May 5 09:42:24 pdc winbindd[31423]: Please read the Trouble-Shooting
section of the Samba3-HOWTO
May 5 09:42:24 pdc winbindd[31423]: [2013/05/05 09:42:24.847280, 0]
lib/fault.c:50(fault_report)
May 5 09:42:24 pdc winbindd[31423]:
May 5 09:42:24 pdc winbindd[31423]: From:
http://www.samba.org/samba/docs/Samba3-HOWTO.pdf
May 5 09:42:24 pdc winbindd[31423]: [2013/05/05 09:42:24.847478, 0]
lib/fault.c:51(fault_report)
May 5 09:42:24 pdc winbindd[31423]:
===============================================================
May 5 09:42:24 pdc winbindd[31423]: [2013/05/05 09:42:24.847836, 0]
lib/util.c:1117(smb_panic)
May 5 09:42:24 pdc winbindd[31423]: PANIC (pid 31423): internal error
May 5 09:42:24 pdc winbindd[31423]: [2013/05/05 09:42:24.853790, 0]
lib/util.c:1221(log_stack_trace)
May 5 09:42:24 pdc winbindd[31423]: BACKTRACE: 18 stack frames:
May 5 09:42:24 pdc winbindd[31423]: #0
winbindd(log_stack_trace+0x1a) [0x2ae8c62f799c]
May 5 09:42:24 pdc winbindd[31423]: #1 winbindd(smb_panic+0x55)
[0x2ae8c62f7aa0]
May 5 09:42:25 pdc winbindd[31423]: #2 winbindd [0x2ae8c62e928c]
May 5 09:42:25 pdc winbindd[31423]: #3 /lib64/libc.so.6
[0x2ae8c8cf82f0]
May 5 09:42:25 pdc winbindd[31423]: #4 winbindd [0x2ae8c6229f2a]
May 5 09:42:25 pdc winbindd[31423]: #5 winbindd [0x2ae8c623127f]
May 5 09:42:25 pdc winbindd[31423]: #6
winbindd(_wbint_LookupRids+0x7f) [0x2ae8c624c6e7]
May 5 09:42:25 pdc winbindd[31423]: #7 winbindd [0x2ae8c6255653]
May 5 09:42:25 pdc winbindd[31423]: #8
winbindd(winbindd_dual_ndrcmd+0xfd) [0x2ae8c624b679]
May 5 09:42:25 pdc winbindd[31423]: #9 winbindd [0x2ae8c624a761]
May 5 09:42:25 pdc winbindd[31423]: #10 winbindd [0x2ae8c6308afe]
May 5 09:42:25 pdc winbindd[31423]: #11
winbindd(tevent_common_loop_immediate+0x127) [0x2ae8c630773f]
May 5 09:42:25 pdc winbindd[31423]: #12
winbindd(run_events_poll+0x3d) [0x2ae8c6305b6e]
May 5 09:42:25 pdc winbindd[31423]: #13 winbindd [0x2ae8c6306293]
May 5 09:42:25 pdc winbindd[31423]: #14
winbindd(_tevent_loop_once+0x84) [0x2ae8c6306649]
May 5 09:42:25 pdc winbindd[31423]: #15 winbindd(main+0xb8a)
[0x2ae8c6225f3b]
May 5 09:42:25 pdc winbindd[31423]: #16
/lib64/libc.so.6(__libc_start_main+0xf4) [0x2ae8c8ce59c4]
May 5 09:42:25 pdc winbindd[31423]: #17 winbindd [0x2ae8c6223589]
May 5 09:42:25 pdc winbindd[31423]: [2013/05/05 09:42:25.902181, 0]
lib/fault.c:372(dump_core)
May 5 09:42:25 pdc winbindd[31423]: dumping core in
/var/log/samba/cores/winbindd
May 5 09:42:25 pdc winbindd[31423]:
[root at pdc ~]# gdb /usr/sbin/winbindd
/var/log/samba/cores/winbindd/core.31423
GNU gdb (GDB) CentOS (7.0.1-45.el5.centos)
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-redhat-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/sbin/winbindd...Reading symbols from
/usr/lib/debug/usr/sbin/winbindd.debug...(no debugging symbols
found)...done.
(no debugging symbols found)...done.
[New Thread 31423]
Reading symbols from /lib64/libresolv.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libresolv.so.2
Reading symbols from /lib64/libnsl.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libnsl.so.1
Reading symbols from /lib64/libdl.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libdl.so.2
Reading symbols from /lib64/librt.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/librt.so.1
Reading symbols from /usr/lib64/libpopt.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libpopt.so.0
Reading symbols from /usr/lib64/libgssapi_krb5.so.2...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib64/libgssapi_krb5.so.2
Reading symbols from /usr/lib64/libkrb5.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libkrb5.so.3
Reading symbols from /usr/lib64/libk5crypto.so.3...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libk5crypto.so.3
Reading symbols from /lib64/libcom_err.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libcom_err.so.2
Reading symbols from /usr/lib64/libldap-2.3.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libldap-2.3.so.0
Reading symbols from /usr/lib64/liblber-2.3.so.0...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/liblber-2.3.so.0
Reading symbols from /lib64/libcrypt.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libcrypt.so.1
Reading symbols from /lib64/libpam.so.0...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libpam.so.0
Reading symbols from /usr/lib64/libwbclient.so.0...Reading symbols from
/usr/lib/debug/usr/lib64/libwbclient.so.0.debug...(no debugging symbols
found)...done.
(no debugging symbols found)...done.
Loaded symbols for /usr/lib64/libwbclient.so.0
Reading symbols from /lib64/libz.so.1...(no debugging symbols found)...done.
Loaded symbols for /lib64/libz.so.1
Reading symbols from /lib64/libc.so.6...(no debugging symbols found)...done.
Loaded symbols for /lib64/libc.so.6
Reading symbols from /lib64/ld-linux-x86-64.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/ld-linux-x86-64.so.2
Reading symbols from /lib64/libpthread.so.0...(no debugging symbols
found)...done.
[Thread debugging using libthread_db enabled]
Loaded symbols for /lib64/libpthread.so.0
Reading symbols from /usr/lib64/libkrb5support.so.0...(no debugging
symbols found)...done.
Loaded symbols for /usr/lib64/libkrb5support.so.0
Reading symbols from /lib64/libkeyutils.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libkeyutils.so.1
Reading symbols from /usr/lib64/libsasl2.so.2...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libsasl2.so.2
Reading symbols from /lib64/libssl.so.6...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libssl.so.6
Reading symbols from /lib64/libcrypto.so.6...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libcrypto.so.6
Reading symbols from /lib64/libaudit.so.0...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libaudit.so.0
Reading symbols from /lib64/libselinux.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libselinux.so.1
Reading symbols from /lib64/libsepol.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libsepol.so.1
Reading symbols from /lib64/libnss_files.so.2...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libnss_files.so.2
Reading symbols from /lib64/libnss_winbind.so.2...Reading symbols from
/usr/lib/debug/lib64/libnss_winbind.so.2.debug...(no debugging symbols
found)...done.
(no debugging symbols found)...done.
Loaded symbols for /lib64/libnss_winbind.so.2
Reading symbols from /usr/lib64/gconv/UTF-16.so...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/gconv/UTF-16.so
Reading symbols from /usr/lib64/gconv/IBM850.so...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/gconv/IBM850.so
Reading symbols from /usr/lib64/libpcsclite.so.1...(no debugging symbols
found)...done.
Loaded symbols for /usr/lib64/libpcsclite.so.1
Reading symbols from /lib64/libgcc_s.so.1...(no debugging symbols
found)...done.
Loaded symbols for /lib64/libgcc_s.so.1
warning: no loadable sections found in added symbol-file system-supplied
DSO at 0x7fffa3ffd000
Core was generated by `winbindd'.
Program terminated with signal 6, Aborted.
#0 0x00002ae8c8cf8285 in raise () from /lib64/libc.so.6
(gdb) bt full
#0 0x00002ae8c8cf8285 in raise () from /lib64/libc.so.6
No symbol table info available.
#1 0x00002ae8c8cf9d30 in abort () from /lib64/libc.so.6
No symbol table info available.
#2 0x00002ae8c62e8d5d in dump_core ()
No symbol table info available.
#3 0x00002ae8c62f7bac in smb_panic ()
No symbol table info available.
#4 0x00002ae8c62e928c in sig_fault ()
No symbol table info available.
#5 <signal handler called>
No symbol table info available.
#6 0x00002ae8c6229f2a in wcache_save_sid_to_name ()
No symbol table info available.
#7 0x00002ae8c623127f in rids_to_names ()
No symbol table info available.
#8 0x00002ae8c624c6e7 in _wbint_LookupRids ()
No symbol table info available.
#9 0x00002ae8c6255653 in api_wbint_LookupRids ()
No symbol table info available.
#10 0x00002ae8c624b679 in winbindd_dual_ndrcmd ()
No symbol table info available.
#11 0x00002ae8c624a761 in wb_child_request_trigger ()
No symbol table info available.
#12 0x00002ae8c6308afe in tevent_queue_immediate_trigger ()
No symbol table info available.
#13 0x00002ae8c630773f in tevent_common_loop_immediate ()
No symbol table info available.
#14 0x00002ae8c6305b6e in run_events_poll ()
No symbol table info available.
#15 0x00002ae8c6306293 in s3_event_loop_once ()
No symbol table info available.
#16 0x00002ae8c6306649 in _tevent_loop_once ()
No symbol table info available.
#17 0x00002ae8c6225f3b in main ()
No symbol table info available.
(gdb) quit
[root at pdc ~]# rpm -qa | grep samb
samba3-3.6.14-45.el5
samba3-client-3.6.14-45.el5
samba3-utils-3.6.14-45.el5
samba3-debuginfo-3.6.14-45.el5
samba3-winbind-3.6.14-45.el5
samba3-doc-3.6.14-45.el5
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