[Samba] Samba4 quit working after update

Rowland penny rpenny at samba.org
Tue Apr 19 19:57:40 UTC 2016


On 19/04/16 20:39, Thomas Smith wrote:
> Here's what I get at level 0 right after stopping/starting Samba:
>
> [2016/04/19 12:27:06.043469,  0]
> ../source4/smbd/server.c:372(binary_smbd_main)
>    samba version 4.3.8-Ubuntu started.
>    Copyright Andrew Tridgell and the Samba Team 1992-2015
> [2016/04/19 12:27:06.157629,  0]
> ../source4/smbd/server.c:490(binary_smbd_main)
>    samba: using 'standard' process model
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> [2016/04/19 12:27:06.175375,  0]
> ../lib/util/util_runcmd.c:328(samba_runcmd_io_handler)
>    /usr/sbin/winbindd: Failed to exec child - No such file or directory
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> [2016/04/19 12:27:06.177081,  0]
> ../source4/winbind/winbindd.c:47(winbindd_done)
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
>    winbindd daemon died with exit status 255
> [2016/04/19 12:27:06.177133,  0]
> ../source4/smbd/service_task.c:35(task_server_terminate)
>    task_server_terminate: [winbindd child process exited]
> [2016/04/19 12:27:06.178228,  0]
> ../source4/smbd/server.c:211(samba_terminate)
>    samba_terminate: winbindd child process exited
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
> [2016/04/19 12:27:06.180787,  0]
> ../lib/util/become_daemon.c:124(daemon_ready)
>    STATUS=daemon 'samba' finished starting up and ready to serve connections
> samba: setproctitle not initialized, please either call setproctitle_init()
> or link against libbsd-ctor.
>
> Samba is running as an AD domain controller.
>
> Some automatic updates were installed by Ubuntu yesterday morning, but the
> problems began late last night.
>
> Start-Date: 2016-04-19  06:33:19
> Install: libarchive13:amd64 (3.1.2-7ubuntu2.1, automatic), liblzo2-2:amd64
> (2.06-1.2ubuntu1.1, automatic), libnettle4:amd64 (2.7.1-1ubuntu0.1,
> automatic)
> Upgrade: python-samba:amd64 (4.1.6+dfsg-1ubuntu2.14.04.13,
> 4.3.8+dfsg-0ubuntu0.14.04.2), tdb-tools:amd64 (1.2.12-1,
> 1.3.8-0ubuntu0.14.04.1), samba:amd64 (4.1.6+dfsg-1ubuntu2.14.04.13,
> 4.3.8+dfsg-0ubuntu0.14.04.2), python-tdb:amd64 (1.2.12-1,
> 1.3.8-0ubuntu0.14.04.1), libtevent0:amd64 (0.9.19-1,
> 0.9.26-0ubuntu0.14.04.1), samba-dsdb-modules:amd64
> (4.1.6+dfsg-1ubuntu2.14.04.13, 4.3.8+dfsg-0ubuntu0.14.04.2),
> samba-common-bin:amd64 (4.1.6+dfsg-1ubuntu2.14.04.13,
> 4.3.8+dfsg-0ubuntu0.14.04.2), libldb1:amd64 (1.1.16-1ubuntu0.1,
> 1.1.24-0ubuntu0.14.04.1), libtdb1:amd64 (1.2.12-1, 1.3.8-0ubuntu0.14.04.1),
> samba-libs:amd64 (4.1.6+dfsg-1ubuntu2.14.04.13,
> 4.3.8+dfsg-0ubuntu0.14.04.2), smbclient:amd64
> (4.1.6+dfsg-1ubuntu2.14.04.13, 4.3.8+dfsg-0ubuntu0.14.04.2),
> libtalloc2:amd64 (2.1.0-1, 2.1.5-0ubuntu0.14.04.1), python-talloc:amd64
> (2.1.0-1, 2.1.5-0ubuntu0.14.04.1), libwbclient0:amd64
> (4.1.6+dfsg-1ubuntu2.14.04.13, 4.3.8+dfsg-0ubuntu0.14.04.2),
> samba-vfs-modules:amd64 (4.1.6+dfsg-1ubuntu2.14.04.13,
> 4.3.8+dfsg-0ubuntu0.14.04.2), python-ldb:amd64 (1.1.16-1ubuntu0.1,
> 1.1.24-0ubuntu0.14.04.1), samba-common:amd64 (4.1.6+dfsg-1ubuntu2.14.04.13,
> 4.3.8+dfsg-0ubuntu0.14.04.2), libsmbclient:amd64
> (4.1.6+dfsg-1ubuntu2.14.04.13, 4.3.8+dfsg-0ubuntu0.14.04.2)
> End-Date: 2016-04-19  06:33:32
>
> Output of `ps axf | egrep "samba|smbd|nmbd|winbindd"`.
>
> 16718 pts/1    Tl     0:00  |   \_ vim /var/log/samba/log.samba
> 16908 pts/1    S+     0:00  |   \_ egrep --color=auto
> samba|smbd|nmbd|winbindd
> 16693 ?        Ss     0:00 samba -D
> 16695 ?        S      0:00  \_ samba -D
> 16697 ?        Ss     0:00  |   \_ /usr/sbin/smbd -D --option=server role
> check:inhibit=yes --foreground
> 16712 ?        S      0:00  |       \_ /usr/sbin/smbd -D --option=server
> role check:inhibit=yes --foreground
> 16714 ?        S      0:00  |       \_ /usr/sbin/smbd -D --option=server
> role check:inhibit=yes --foreground
> 16696 ?        S      0:00  \_ samba -D
> 16698 ?        S      0:00  \_ samba -D
> 16699 ?        S      0:00  \_ samba -D
> 16700 ?        S      0:03  \_ samba -D
> 16701 ?        S      0:00  \_ samba -D
> 16702 ?        S      0:00  \_ samba -D
> 16703 ?        S      0:00  \_ samba -D
> 16705 ?        S      0:00  \_ samba -D
> 16707 ?        S      0:00  \_ samba -D
> 16708 ?        S      0:00  \_ samba -D
> 16709 ?        S      0:00  \_ samba -D
>
> Version 4.3.8-Ubuntu
>
> On Tue, Apr 19, 2016 at 10:52 AM lingpanda101 at gmail.com <
> lingpanda101 at gmail.com> wrote:
>
>> On 4/19/2016 1:08 PM, Thomas Smith wrote:
>>> I set the Samba debug level to 4 a bit ago, so the logs are a bit
>>> noisy--before that, there didn't seem to be much log activity when I
>>> produced that error.
>>>
>>> So with the debug level at 4, these entries kind of stand out a bit:
>>>
>>> [2016/04/19 09:55:27.662721,  2]
>>> ../source4/smbd/process_standard.c:123(standard_child_pipe_handler)
>>>    Child 16336 (winbindd) exited with status 1
>>>
>>> These entries repeat numerous times:
>>> [2016/04/19 09:55:27.732104,  0]
>>> ../lib/util/util_runcmd.c:328(samba_runcmd_io_handler)
>>>    /usr/sbin/samba_dnsupdate: not adding non-broadcast interface as0t15
>>> [2016/04/19 09:55:27.732124,  0]
>>> ../lib/util/util_runcmd.c:328(samba_runcmd_io_handler)
>>>    /usr/sbin/samba_dnsupdate: added interface eth0 ip=x.x.x.x
>>> bcast=x.x.x.255 netmask=255.255.255.0
>>> [2016/04/19 09:55:29.533765,  4]
>>> ../source4/lib/socket/interface.c:121(add_interface)
>>>    added interface eth0 ip=x.x.x.x bcast=x.x.x.255 netmask=255.255.255.0
>>> [2016/04/19 09:55:31.630708,  3]
>>> ../source4/nbt_server/register.c:154(nbtd_register_name_handler)
>>>    Registered SERVER<00> with x.x.x.x on interface x.x.x.255
>>>
>>> There are a ton of other entries, mostly from "dns_query.c" but also
>>> from dreplsrv_*.
>>>
>>> Does this help? I can paste all of the log entries surrounding the
>>> time when I get the error, but there are quite a few--thought it might
>>> be too long to post.
>>>
>>> On Tue, Apr 19, 2016 at 9:34 AM lingpanda101 at gmail.com
>>> <mailto:lingpanda101 at gmail.com> <lingpanda101 at gmail.com
>>> <mailto:lingpanda101 at gmail.com>> wrote:
>>>
>>>      On 4/19/2016 12:10 PM, Thomas Smith wrote:
>>>      > I have multiple Samba server (different customers, separate
>>>      installations)
>>>      > and they've all quit working after an apparent automatic update
>>>      to Ubuntu
>>>      > 14.04 LTS. The symptoms are identical:
>>>      >
>>>      >     - None of the shares are browsable.
>>>      >     - Authentication seems to be working, at least on the
>>>      Kerberos side.
>>>      >     - When running `smbclient -L localhost -UAdministrator` from
>>>      the server,
>>>      >     the following error is generated: "session setup failed:
>>>      >     NT_STATUS_OBJECT_NAME_NOT_FOUND"
>>>      >     - `id Administrator` returns the Administrator account and
>> group
>>>      >     memberships.
>>>      >
>>>      > I'm at a bit of a lost now as to how to proceed--I've been
>>>      researching now
>>>      > for several hours and haven't made any headway.
>>>      >
>>>      > Can anyone help with this please?
>>>      >
>>>      > Thank you,
>>>      >
>>>      > ~ Tom
>>>      Does the samba log itself provide any insight?
>>>
>>>      --
>>>      -James
>>>
>>>
>>>      --
>>>      To unsubscribe from this list go to the following URL and read the
>>>      instructions: https://lists.samba.org/mailman/options/samba
>>>
>> I normally start with log level 0 and restart samba. Go up to level 3 if
>> needed and look for anything that throws and error. Normally at start up
>> right after the following.
>>
>> [2016/04/15 10:52:35.252674,  0, pid=892, effective(0, 0), real(0, 0)]
>> ../source4/smbd/server.c:373(binary_smbd_main)
>>     samba version 4.4.2 started.
>>     Copyright Andrew Tridgell and the Samba Team 1992-2016
>> [2016/04/15 10:52:35.761965,  0, pid=976, effective(0, 0), real(0, 0)]
>> ../source4/smbd/server.c:485(binary_smbd_main)
>>     samba: using 'standard' process model
>> [2016/04/15 10:52:35.793428,  0, pid=976, effective(0, 0), real(0, 0)]
>> ../lib/util/become_daemon.c:124(daemon_ready)
>>     STATUS=daemon 'samba' finished starting up and ready to serve
>> connections
>>
>> How are you running Samba?(ie. Domain Controller). Was it a Ubuntu
>> update or a Samba update? A few things to try is view recently install
>> Ubuntu updates
>>
>> cat /var/log/apt/history.log
>>
>> Also check if Samba is running correctly.
>>
>> ps axf | egrep "samba|smbd|nmbd|winbindd"
>>
>> What samba version are you running?
>>
>> samba -V
>>
>>
>> --
>> -James
>>
>> --
>> To unsubscribe from this list go to the following URL and read the
>> instructions:  https://lists.samba.org/mailman/options/samba
>>

Hi, for some reason, winbind is dying:

.............
/usr/sbin/winbindd: Failed to exec child - No such file or directory
........
samba_terminate: winbindd child process exited
................

Is the winbind package installed ??

Can you post your smb.conf

Rowland



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