[Bug 1256868] [NEW] Samba (@Precise 2:3.6.3-2ubuntu2.8) segfaults randomly

[castle.]

Public bug reported:

Ubuntu 12.04.03 64Bit
samba: 2:3.6.3-2ubuntu2.8

 *** 2:3.6.3-2ubuntu2.8 0
        500 http://de.archive.ubuntu.com/ubuntu/ precise-updates/main amd64 Packages
        500 http://security.ubuntu.com/ubuntu/ precise-security/main amd64 Packages
        100 /var/lib/dpkg/status
     2:3.6.3-2ubuntu2 0
        500 http://de.archive.ubuntu.com/ubuntu/ precise/main amd64 Packages


- Sambashares still work but i get this samba-panic-action script every 2-5 days

- Nothing at syslog

- Output of samba-panic-action script:

[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007fd5a4f24c8e in waitpid () from /lib/x86_64-linux-gnu/libc.so.6
#0  0x00007fd5a4f24c8e in waitpid () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fd5a4eaa29e in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007fd5a82fbc5c in smb_panic (why=<optimized out>) at lib/util.c:1123
#3  0x00007fd5a82ecef8 in fault_report (sig=11) at lib/fault.c:53
#4  sig_fault (sig=11) at lib/fault.c:76
#5  <signal handler called>
#6  0x00007fd5a4eee111 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x00007fd5a82d1c7e in rep_strlcpy (d=0x7fff940b3454 "", s=0x0, bufsize=256) at ../lib/replace/replace.c:70
#8  0x00007fd5a83084d4 in connections_fetch_entry (mem_ctx=0x7fd5a94f39d0, conn=0x7fd5a94e5b10, name=0x0) at lib/conn_tdb.c:63
#9  0x00007fd5a7fea10c in yield_connection (conn=0x7fd5a94e5b10, name=0x0) at smbd/connection.c:37
#10 0x00007fd5a805eff3 in close_cnum (conn=0x7fd5a94e5b10, vuid=100) at smbd/service.c:1350
#11 0x00007fd5a801831d in reply_tdis (req=0x7fd5a94f3ab0) at smbd/reply.c:5105
#12 0x00007fd5a8059fd4 in switch_message (type=113 'q', req=0x7fd5a94f3ab0, size=39) at smbd/process.c:1574
#13 0x00007fd5a805a3eb in construct_reply (deferred_pcd=0x0, encrypted=false, seqnum=<optimized out>, unread_bytes=0, size=39, inbuf=0x0, sconn=0x7fd5a94cd5e0) at smbd/process.c:1610
#14 process_smb (sconn=0x7fd5a94cd5e0, inbuf=<optimized out>, nread=39, unread_bytes=0, seqnum=<optimized out>, encrypted=false, deferred_pcd=0x0) at smbd/process.c:1688
#15 0x00007fd5a805a803 in smbd_server_connection_read_handler (conn=0x7fd5a94cd5e0, fd=8) at smbd/process.c:2317
#16 0x00007fd5a830b91e in run_events_poll (num_pfds=3, pfds=0x7fd5a94d7470, pollrtn=<optimized out>, ev=0x7fd5a94cd520) at lib/events.c:286
#17 run_events_poll (ev=0x7fd5a94cd520, pollrtn=<optimized out>, pfds=0x7fd5a94d7470, num_pfds=3) at lib/events.c:184
#18 0x00007fd5a805bf72 in smbd_server_connection_loop_once (conn=0x7fd5a94cd5e0) at smbd/process.c:1017
#19 smbd_process (sconn=0x7fd5a94cd5e0) at smbd/process.c:3158
#20 0x00007fd5a856978f in smbd_accept_connection (ev=<optimized out>, fde=<optimized out>, flags=<optimized out>, private_data=<optimized out>) at smbd/server.c:511
#21 0x00007fd5a830b91e in run_events_poll (num_pfds=5, pfds=0x7fd5a94ed4f0, pollrtn=<optimized out>, ev=0x7fd5a94cd520) at lib/events.c:286
#22 run_events_poll (ev=0x7fd5a94cd520, pollrtn=<optimized out>, pfds=0x7fd5a94ed4f0, num_pfds=5) at lib/events.c:184
#23 0x00007fd5a830baba in s3_event_loop_once (ev=0x7fd5a94cd520, location=<optimized out>) at lib/events.c:349
#24 0x00007fd5a830c640 in _tevent_loop_once (ev=0x7fd5a94cd520, location=0x7fd5a876e497 "smbd/server.c:844") at ../lib/tevent/tevent.c:494
#25 0x00007fd5a7fda060 in smbd_parent_loop (parent=<optimized out>) at smbd/server.c:844
#26 main (argc=<optimized out>, argv=<optimized out>) at smbd/server.c:1326
A debugging session is active.

        Inferior 1 [process 26071] will be detached.

** Affects: samba (Ubuntu)
     Importance: Undecided
         Status: New

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Title:
  Samba (@Precise 2:3.6.3-2ubuntu2.8) segfaults randomly

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