Ubuntu
samba package

Panic or segfault in Samba 4.1.6-Ubuntu - but running

Bug #1385114 reported by Chr. Theuring
This bug report is a duplicate of:  Bug #1690684: samba panic. Edit Remove
22
This bug affects 5 people
Affects Status Importance Assigned to Milestone
samba (Ubuntu)
Confirmed
Undecided
Unassigned

Bug Description

ubuntu 14.04.1 server
samba 4.1.6-ubuntu
every day 1 or 2 error-mails from root like this:
-----------schnipp---------------------
The Samba 'panic action' script, /usr/share/samba/panic-action,
was called for PID 5854 (/usr/sbin/smbd).
...
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f41525bf5cc in __libc_waitpid (pid=5983, stat_loc=stat_loc@entry=0x7fffc119fbd0, options=options@entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:31
#0 0x00007f41525bf5cc in __libc_waitpid (pid=5983, stat_loc=stat_loc@entry=0x7fffc119fbd0, options=options@entry=0) at ../sysdeps/unix/sysv/linux/waitpid.c:31
#1 0x00007f41525441d2 in do_system (line=<optimized out>) at ../sysdeps/posix/system.c:148
#2 0x00007f4153ed9061 in smb_panic_s3 () from /usr/lib/x86_64-linux-gnu/libsmbconf.so.0
#3 0x00007f4155401c6f in smb_panic () from /usr/lib/x86_64-linux-gnu/libsamba-util.so.0
#4 0x00007f4154fca136 in ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#5 0x00007f4154ff2d2f in ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#6 0x00007f4154ff36c8 in ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#7 0x00007f4154ff3b56 in make_connection () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#8 0x00007f4154fa471d in reply_tcon_and_X () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#9 0x00007f4154feede1 in ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#10 0x00007f4154fefeaf in ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#11 0x00007f4154ff0480 in ?? () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#12 0x00007f4153eef0ac in run_events_poll () from /usr/lib/x86_64-linux-gnu/libsmbconf.so.0
#13 0x00007f4153eef300 in ?? () from /usr/lib/x86_64-linux-gnu/libsmbconf.so.0
#14 0x00007f41528c75ed in _tevent_loop_once () from /usr/lib/x86_64-linux-gnu/libtevent.so.0
#15 0x00007f4154ff159a in smbd_process () from /usr/lib/x86_64-linux-gnu/samba/libsmbd_base.so.0
#16 0x00007f4155a65fa4 in ?? ()
#17 0x00007f4153eef0ac in run_events_poll () from /usr/lib/x86_64-linux-gnu/libsmbconf.so.0
#18 0x00007f4153eef300 in ?? () from /usr/lib/x86_64-linux-gnu/libsmbconf.so.0
#19 0x00007f41528c75ed in _tevent_loop_once () from /usr/lib/x86_64-linux-gnu/libtevent.so.0
#20 0x00007f4155a62b8b in main ()
A debugging session is active.

 Inferior 1 [process 5854] will be detached.

Quit anyway? (y or n) [answered Y; input not from terminal]
--------------schnapp-------------------
I do as I was prompt:
"submit the provided information as a bug report to Ubuntu"

Christoph Theuring

Revision history for this message
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in samba (Ubuntu):
status: New → Confirmed
Revision history for this message
Chr. Theuring (chr-theuring) wrote :

Hello - new informations:
since I've commanted the lines:
 ; force directory mode = 0000
; force create mode = 0000
the panic action disappeared.

C. Theuring

Revision history for this message
Chr. Theuring (chr-theuring) wrote :

Hello - as you were!
still appearanche of the panic-message
-> seems that the outcommand of the above lines has no effect

Christoph

Revision history for this message
Christian Ehrhardt  (paelzer) wrote :

Dupping multiple bugs together to hope to find the common cause even after that much time

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