[Samba] SAMBA bug??

[Chin Li Chock]

Hi all, I've download and install Fedora Core 6, and use as fileserver
in my cybercafe.. it's for heavy duty use. But it crash few times on
7th of Jan..  here are the log i copy from nmbd.log :

[2007/01/07 04:04:16, 0] nmbd/nmbd.c:process(561)
  Got SIGHUP dumping debug info.
[2007/01/07 04:04:16, 0] nmbd/nmbd_workgroupdb.c:dump_workgroups(282)
  dump_workgroups()
   dump workgroup on subnet     192.168.1.4: netmask=  255.255.255.0:
   WORKGROUP(1) current master browser = FILESERVER
    GAMESRV 40819a03 (Samba Server)
    FILESERVER 40071003 (file server for games file)
[2007/01/07 04:04:16, 0] lib/fault.c:fault_report(41)
  ===============================================================
[2007/01/07 04:04:16, 0] lib/fault.c:fault_report(42)
  INTERNAL ERROR: Signal 11 in pid 6721 (3.0.23c-2)
  Please read the Trouble-Shooting section of the Samba3-HOWTO
[2007/01/07 04:04:16, 0] lib/fault.c:fault_report(44)

  From: http://www.samba.org/samba/docs/Samba3-HOWTO.pdf
[2007/01/07 04:04:17, 0] lib/fault.c:fault_report(45)
  ===============================================================
[2007/01/07 04:04:17, 0] lib/util.c:smb_panic(1614)
  PANIC (pid 6721): internal error
[2007/01/07 04:04:17, 0] lib/util.c:log_stack_trace(1721)
  BACKTRACE: 9 stack frames:
   #0 nmbd(log_stack_trace+0x1c) [0x5555555f88bc]
   #1 nmbd(smb_panic+0x43) [0x5555555f89a3]
   #2 nmbd [0x5555555e6d72]
   #3 /lib64/libc.so.6 [0x2aaaac485210]
   #4 nmbd(tdb_traverse+0x17) [0x55555560d567]
   #5 nmbd(initiate_wins_processing+0x5f) [0x55555559711f]
   #6 nmbd(main+0x7ff) [0x555555581bbf]
   #7 /lib64/libc.so.6(__libc_start_main+0xf4) [0x2aaaac472a44]
   #8 nmbd [0x555555580219]
[2007/01/07 04:04:18, 0] lib/fault.c:dump_core(173)
  dumping core in /var/log/samba/cores/nmbd
[2007/01/07 06:22:37, 0] nmbd/nmbd.c:main(700)
  Netbios nameserver version 3.0.23c-2 started.
  Copyright Andrew Tridgell and the Samba Team 1992-2006
[2007/01/07 08:41:02, 0] nmbd/nmbd.c:main(700)
  Netbios nameserver version 3.0.23c-2 started.
  Copyright Andrew Tridgell and the Samba Team 1992-2006
[2007/01/07 13:35:38, 0] nmbd/nmbd.c:main(700)
  Netbios nameserver version 3.0.23c-2 started.
  Copyright Andrew Tridgell and the Samba Team 1992-2006
[2007/01/07 14:57:55, 0] nmbd/nmbd.c:main(700)
  Netbios nameserver version 3.0.23c-2 started.
  Copyright Andrew Tridgell and the Samba Team 1992-2006
[2007/01/07 14:59:49, 0] nmbd/nmbd.c:terminate(58)
  Got SIGTERM: going down...
[2007/01/07 15:01:41, 0] nmbd/nmbd.c:main(700)
  Netbios nameserver version 3.0.23c-2 started.
  Copyright Andrew Tridgell and the Samba Team 1992-2006

Is this a Samba bug?? How can i solve it?/

Thanks.