[Samba] Samba4 Internal DNS Problem : Suddently Dns Crash

[zhia chandra]

hii all

i have some issue with my samba 4 installation,
i use samba 4.1.3, suddenty my dns stop working and i try to restart the 
service but nothing good happen

i check on samba log i found this
Aug 25 21:15:39 pdc samba[6605]: [2014/08/25 21:15:39.206091,  0] 
../lib/util/fault.c:72(fault_report)
Aug 25 21:15:39 pdc samba[6605]: 
===============================================================
Aug 25 21:15:39 pdc samba[6605]: [2014/08/25 21:15:39.206178,  0] 
../lib/util/fault.c:73(fault_report)
Aug 25 21:15:39 pdc samba[6605]:   INTERNAL ERROR: Signal 6 in pid 6605 
(4.1.3)
Aug 25 21:15:39 pdc samba[6605]:   Please read the Trouble-Shooting 
section of the Samba HOWTO
Aug 25 21:15:39 pdc samba[6605]: [2014/08/25 21:15:39.206257,  0] 
../lib/util/fault.c:75(fault_report)
Aug 25 21:15:39 pdc samba[6605]: 
===============================================================
Aug 25 21:15:39 pdc samba[6605]: [2014/08/25 21:15:39.206306,  0] 
../lib/util/fault.c:144(smb_panic_default)
Aug 25 21:15:39 pdc samba[6605]:   PANIC: internal error

and i found some patches from samba list archive in this link 
https://bugzilla.samba.org/show_bug.cgi?id=10284
but i still dont know how to deploy the patch,
could some body give me some hint to patched my samba installation

regards
zhia