[Samba] smbd crash: 4.1.11

[steve]

Hi
Random crashes. It looks as if it's cups, but we aren't printing, nor
have it configured.

[global]
workgroup = ALTEA
realm = ALTEA.SITE
security = ADS
kerberos method = secrets and keytab
netbios name = SMBCLUSTER
#disable netbios = Yes
clustering = Yes
ctdbd socket = /usr/local/var/run/ctdb/ctdbd.socket
[users]
path = /cluster/users
read only = No
[profiles]
path = /cluster/profiles
read only = No
[shared]
path = /cluster/shared
force create mode = 0770
read only = No

Aug 15 13:54:56 uc2 smbd[5565]: [2014/08/15 13:54:56.598241,
0] ../source3/lib/util.c:477(reinit_after_fork)
Aug 15 13:54:56 uc2 smbd[5565]:   messaging_reinit() failed:
NT_STATUS_INTERNAL_DB_ERROR
Aug 15 13:54:56 uc2 smbd[5565]: [2014/08/15 13:54:56.606816,
0] ../source3/printing/print_cups.c:479(cups_pcap_load_async)
Aug 15 13:54:56 uc2 smbd[5565]:   cups_pcap_load_async:
reinit_after_fork() failed
Aug 15 13:54:56 uc2 smbd[5565]: [2014/08/15 13:54:56.642889,
0] ../source3/lib/util.c:785(smb_panic_s3)
Aug 15 13:54:56 uc2 smbd[5565]:   PANIC (pid 5565):
cups_pcap_load_async: reinit_after_fork() failed
Aug 15 13:54:56 uc2 smbd[5565]: [2014/08/15 13:54:56.828259,
0] ../source3/lib/util.c:896(log_stack_trace)
Aug 15 13:54:56 uc2 smbd[5565]:   BACKTRACE: 19 stack frames:
Aug 15 13:54:56 uc2 smbd[5565]:
#0 /usr/local/samba/lib/libsmbconf.so.0(log_stack_trace+0x2b)
[0xb70c2fcf]
Aug 15 13:54:56 uc2 smbd[5565]:
#1 /usr/local/samba/lib/libsmbconf.so.0(smb_panic_s3+0x81) [0xb70c2df6]
Aug 15 13:54:56 uc2 smbd[5565]:
#2 /usr/local/samba/lib/libsamba-util.so.0(smb_panic+0x2a) [0xb77080d8]
Aug 15 13:54:56 uc2 smbd[5565]:
#3 /usr/local/samba/lib/private/libsmbd_base.so(+0x9331d) [0xb740431d]
Aug 15 13:54:56 uc2 smbd[5565]:
#4 /usr/local/samba/lib/private/libsmbd_base.so(cups_cache_reload+0x86)
[0xb740478b]
Aug 15 13:54:56 uc2 smbd[5565]:
#5 /usr/local/samba/lib/private/libsmbd_base.so(pcap_cache_reload+0x193)
[0xb7403091]
Aug 15 13:54:56 uc2 smbd[5565]:
#6 /usr/local/samba/lib/private/libsmbd_base.so(+0x7860e) [0xb73e960e]
Aug 15 13:54:56 uc2 smbd[5565]:
#7 /usr/local/samba/lib/libsmbconf.so.0(+0x42fc0) [0xb70eafc0]
Aug 15 13:54:56 uc2 smbd[5565]:
#8 /usr/local/samba/lib/private/libtevent.so.0(tevent_common_loop_timer_delay+0x22b) [0xb7368edb]
Aug 15 13:54:56 uc2 smbd[5565]:
#9 /usr/local/samba/lib/libsmbconf.so.0(run_events_poll+0x70)
[0xb70ea588]
Aug 15 13:54:56 uc2 smbd[5565]:
#10 /usr/local/samba/lib/libsmbconf.so.0(+0x42c88) [0xb70eac88]
Aug 15 13:54:56 uc2 smbd[5565]:
#11 /usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_once+0xf3)
[0xb7363219]
Aug 15 13:54:56 uc2 smbd[5565]:
#12 /usr/local/samba/lib/private/libtevent.so.0(tevent_common_loop_wait
+0x26) [0xb736346b]
Aug 15 13:54:56 uc2 smbd[5565]:
#13 /usr/local/samba/lib/private/libtevent.so.0(_tevent_loop_wait+0x1d)
[0xb736351d]
Aug 15 13:54:56 uc2 smbd[5565]:
#14 /usr/local/samba/lib/private/libsmbd_base.so(start_background_queue
+0x5b5) [0xb73ea1a9]
Aug 15 13:54:56 uc2 smbd[5565]:
#15 /usr/local/samba/lib/private/libsmbd_base.so(printing_subsystem_init
+0x97) [0xb73ea2df]
Aug 15 13:54:56 uc2 smbd[5565]:    #16 /usr/local/samba/sbin/smbd(main
+0x159e) [0xb7783ed4]
Aug 15 13:54:56 uc2 smbd[5565]:
#17 /lib/i386-linux-gnu/libc.so.6(__libc_start_main+0xf3) [0xb698da83]
Aug 15 13:54:56 uc2 smbd[5565]:
#18 /usr/local/samba/sbin/smbd(+0x4131) [0xb777d131]
Aug 15 13:54:56 uc2 smbd[5565]: [2014/08/15 13:54:56.922545,
0] ../source3/lib/dumpcore.c:317(dump_core)
Aug 15 13:54:56 uc2 smbd[5565]:   dumping core
in /usr/local/samba/var/cores/smbd
Aug 15 13:54:56 uc2 smbd[5565]: 
Aug 15 13:54:57 uc2 smbd[9584]: [2014/08/15 13:54:57.437590,
0] ../source3/printing/print_cups.c:516(cups_async_callback)
Aug 15 13:54:57 uc2 smbd[9584]:   failed to recv pcap blob

There's a core file if that's any use.