[Samba] Samba4 Internal DNS Problem : Suddently Dns Crash

Rowland Penny rowlandpenny at googlemail.com
Mon Aug 25 12:07:48 MDT 2014 

On 25/08/14 18:58, zhia chandra wrote:
> fyi
>
> this is the log everytime i try to restart samba4
>
> Aug 26 00:52:07 pdc samba[31391]: [2014/08/26 00:52:07.469459,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31393]: [2014/08/26 00:52:07.469459,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31391]:   Exiting pid 31391 on SIGTERM
> Aug 26 00:52:07 pdc samba[31393]:   Exiting pid 31393 on SIGTERM
> Aug 26 00:52:07 pdc samba[31396]: [2014/08/26 00:52:07.469460,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31396]:   Exiting pid 31396 on SIGTERM
> Aug 26 00:52:07 pdc samba[31395]: [2014/08/26 00:52:07.469459,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31395]:   Exiting pid 31395 on SIGTERM
> Aug 26 00:52:07 pdc samba[31387]: [2014/08/26 00:52:07.470121,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31390]: [2014/08/26 00:52:07.470121,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31387]:   Exiting pid 31387 on SIGTERM
> Aug 26 00:52:07 pdc samba[31388]: [2014/08/26 00:52:07.470132,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31390]:   Exiting pid 31390 on SIGTERM
> Aug 26 00:52:07 pdc samba[31389]: [2014/08/26 00:52:07.470149,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31389]:   Exiting pid 31389 on SIGTERM
> Aug 26 00:52:07 pdc samba[31388]:   Exiting pid 31388 on SIGTERM
> Aug 26 00:52:07 pdc samba[31394]: [2014/08/26 00:52:07.475123,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31394]:   Exiting pid 31394 on SIGTERM
> Aug 26 00:52:07 pdc samba[31382]:   STATUS=daemon 'samba' finished 
> starting up and ready to serve connectionsSIGTERM: killing children
> Aug 26 00:52:07 pdc samba[31384]: [2014/08/26 00:52:07.490318,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31385]: [2014/08/26 00:52:07.490310,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31384]:   Exiting pid 31384 on SIGTERM
> Aug 26 00:52:07 pdc samba[31385]:   Exiting pid 31385 on SIGTERM
> Aug 26 00:52:07 pdc samba[31382]: [2014/08/26 00:52:07.490502,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31382]:   Exiting pid 31382 on SIGTERM
> Aug 26 00:52:07 pdc samba[31392]: [2014/08/26 00:52:07.495068,  0] 
> ../source4/smbd/server.c:121(sig_term)
> Aug 26 00:52:07 pdc samba[31392]:   Exiting pid 31392 on SIGTERM
> Aug 26 00:52:07 pdc samba[31392]: [2014/08/26 00:52:07.496332,  0] 
> ../lib/ldb-samba/ldb_wrap.c:71(ldb_wrap_debug)
> Aug 26 00:52:07 pdc samba[31392]:   ldb: A transaction is still active 
> in ldb context [0x7f6290a4dbb0] on /usr/local/samba/private/sam.ldb
> Aug 26 00:52:07 pdc samba[31956]: [2014/08/26 00:52:07.609128,  0] 
> ../source4/smbd/server.c:370(binary_smbd_main)
> Aug 26 00:52:07 pdc samba[31956]:   samba version 4.1.11 started.
> Aug 26 00:52:07 pdc samba[31956]:   Copyright Andrew Tridgell and the 
> Samba Team 1992-2013
> Aug 26 00:52:07 pdc samba[31957]: [2014/08/26 00:52:07.779215,  0] 
> ../source4/smbd/server.c:488(binary_smbd_main)
> Aug 26 00:52:07 pdc samba[31957]:   samba: using 'standard' process model
> Aug 26 00:52:07 pdc samba[31957]: [2014/08/26 00:52:07.793309,  0] 
> ../lib/util/become_daemon.c:136(daemon_ready)
> Aug 26 00:52:15 pdc samba[31967]: [2014/08/26 00:52:15.852141,  0] 
> ../source4/librpc/rpc/dcerpc_sock.c:262(continue_socket_connect)
> Aug 26 00:52:15 pdc samba[31967]:   Failed to connect host 172.17.15.2 
> on port 135 - NT_STATUS_HOST_UNREACHABLE
> Aug 26 00:52:15 pdc samba[31967]: [2014/08/26 00:52:15.852249,  0] 
> ../source4/librpc/rpc/dcerpc_sock.c:425(continue_ip_open_socket)
> Aug 26 00:52:15 pdc samba[31967]:   Failed to connect host 172.17.15.2 
> (78b0e96d-1d0f-416d-9ff6-680c6ea1fd43._msdcs.domain.co.id) on port 135 
> - NT_STATUS_HOST_UNREACHABLE.
> Aug 26 00:52:18 pdc samba[31967]: [2014/08/26 00:52:18.968827,  0] 
> ../source4/librpc/rpc/dcerpc_sock.c:262(continue_socket_connect)
> Aug 26 00:52:18 pdc samba[31967]:   Failed to connect host 172.17.4.2 
> on port 135 - NT_STATUS_HOST_UNREACHABLE
> Aug 26 00:52:18 pdc samba[31967]: [2014/08/26 00:52:18.968934,  0] 
> ../source4/librpc/rpc/dcerpc_sock.c:425(continue_ip_open_socket)
> Aug 26 00:52:18 pdc samba[31967]:   Failed to connect host 172.17.4.2 
> (a74032f5-8251-42e3-bb63-48b18a442c1c._msdcs.domain.co.id) on port 135 
> - NT_STATUS_HOST_UNREACHABLE.
> Aug 26 00:52:22 pdc samba[31967]: [2014/08/26 00:52:22.058388,  0] 
> ../source4/librpc/rpc/dcerpc_sock.c:262(continue_socket_connect)
> Aug 26 00:52:22 pdc samba[31967]:   Failed to connect host 172.17.16.2 
> on port 135 - NT_STATUS_HOST_UNREACHABLE
> Aug 26 00:52:22 pdc samba[31967]: [2014/08/26 00:52:22.058496,  0] 
> ../source4/librpc/rpc/dcerpc_sock.c:425(continue_ip_open_socket)
> Aug 26 00:52:22 pdc samba[31967]:   Failed to connect host 172.17.16.2 
> (8b2cd758-30bf-4ed5-9ec1-ef6f0069ac35._msdcs.domain.co.id) on port 135 
> - NT_STATUS_HOST_UNREACHABLE.
> Aug 26 00:53:22 pdc samba[31972]: [2014/08/26 00:53:22.239845,  0] 
> ../lib/util/fault.c:72(fault_report)
> Aug 26 00:53:22 pdc samba[31972]: 
> ===============================================================
> Aug 26 00:53:22 pdc samba[31972]: [2014/08/26 00:53:22.239918,  0] 
> ../lib/util/fault.c:73(fault_report)
> Aug 26 00:53:22 pdc samba[31972]:   INTERNAL ERROR: Signal 6 in pid 
> 31972 (4.1.11)
> Aug 26 00:53:22 pdc samba[31972]:   Please read the Trouble-Shooting 
> section of the Samba HOWTO
> Aug 26 00:53:22 pdc samba[31972]: [2014/08/26 00:53:22.240007,  0] 
> ../lib/util/fault.c:75(fault_report)
> Aug 26 00:53:22 pdc samba[31972]: 
> ===============================================================
> Aug 26 00:53:22 pdc samba[31972]: [2014/08/26 00:53:22.240061,  0] 
> ../lib/util/fault.c:144(smb_panic_default)
> Aug 26 00:53:22 pdc samba[31972]:   PANIC: internal error
>
>

You seem to be using the 172.17.15.x, 172.17.16.x and 172.17.4.x ranges, 
what broadcast range are you using ?

Rowland

> On 8/26/2014 12:35 AM, Rowland Penny wrote:
>> On 25/08/14 18:26, zhia chandra wrote:
>>> hii all
>>>
>>> i still cant find the problem ..
>>> i try to  upgrade to samba 4.1.11 still not working
>>> i found out that it always happen after samba pdc trying to connect 
>>> one of my newly joined dc in ip 172.17.16.2
>>
>> When you say 'pdc' do you actually mean an AD DC ?
>>
>> If so, have you got more than one DC ?
>>
>> Is 172.17.16.2 a secondary DC ?
>>
>> Rowland
>>>
>>> here is the samba log
>>>
>>> Aug 26 00:15:40 pdc samba[13611]: [2014/08/26 00:15:40.907952, 0] 
>>> ../source4/librpc/rpc/dcerpc_sock.c:262(continue_socket_connect)
>>> Aug 26 00:15:40 pdc samba[13611]:   Failed to connect host 
>>> 172.17.16.2 on port 135 - NT_STATUS_HOST_UNREACHABLE
>>> Aug 26 00:15:40 pdc samba[13611]: [2014/08/26 00:15:40.908070, 0] 
>>> ../source4/librpc/rpc/dcerpc_sock.c:425(continue_ip_open_socket)
>>> Aug 26 00:15:40 pdc samba[13611]:   Failed to connect host 
>>> 172.17.16.2 
>>> (8b2cd758-30bf-4ed5-9ec1-ef6f0069ac35._msdcs.domain.co.id) on port 
>>> 135 - NT_STATUS_HOST_UNREACHABLE.
>>> Aug 26 00:16:41 pdc samba[13616]: [2014/08/26 00:16:41.063542, 0] 
>>> ../lib/util/fault.c:72(fault_report)
>>> Aug 26 00:16:41 pdc samba[13616]: 
>>> ===============================================================
>>> Aug 26 00:16:41 pdc samba[13616]: [2014/08/26 00:16:41.063617, 0] 
>>> ../lib/util/fault.c:73(fault_report)
>>> Aug 26 00:16:41 pdc samba[13616]:   INTERNAL ERROR: Signal 6 in pid 
>>> 13616 (4.1.11)
>>> Aug 26 00:16:41 pdc samba[13616]:   Please read the Trouble-Shooting 
>>> section of the Samba HOWTO
>>> Aug 26 00:16:41 pdc samba[13616]: [2014/08/26 00:16:41.063701, 0] 
>>> ../lib/util/fault.c:75(fault_report)
>>> Aug 26 00:16:41 pdc samba[13616]: 
>>> ===============================================================
>>> Aug 26 00:16:41 pdc samba[13616]: [2014/08/26 00:16:41.063753, 0] 
>>> ../lib/util/fault.c:144(smb_panic_default)
>>> Aug 26 00:16:41 pdc samba[13616]:   PANIC: internal error
>>>
>>>
>>> and here is my samba conf
>>> [global]
>>>         workgroup = domain
>>>         realm = domain.co.id
>>>         netbios name = PDC
>>>         server role = active directory domain controller
>>>         dns forwarder = 172.16.99.1
>>>         vfs objects = acl_xattr
>>>         map acl inherit = Yes
>>>         store dos attributes = Yes
>>>         log level = 3
>>>
>>> [netlogon]
>>>         path = /usr/local/samba/var/locks/sysvol/domain.co.id/scripts
>>>         read only = No
>>>
>>> [sysvol]
>>>         path = /usr/local/samba/var/locks/sysvol
>>>         read only = No
>>>
>>>
>>>
>>>
>>> On 8/25/2014 9:30 PM, zhia chandra wrote:
>>>> 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
>>>
>>
>

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