[Samba] Samba server stopped serving shares, strange errors.(Any Ideas?)

[James Chavez]

On Wed, 2009-01-21 at 10:23 -0700, James Chavez wrote:
> Sorry sent no subject in my message post. Please disregard the previous
> post and reply to this one.
> 
> A correction in the line below where I stated
> "Server is EXAMPLEDC.EXAMPLE.CORP"
> I meant the domain controller is "EXAMPLEDC.EXAMPLE.CORP"
> 
> Hello list,
> My samba server stopped allowing access to shares this morning. It gave
> some funky errors. Has anyone seen these before? The OS is Fedora 9 and
> the version is...
> Version 3.2.0pre3-9.fc9
> Am using ADS security for serving shares. 
> Server is EXAMPLEDC.EXAMPLE.CORP
> 
> Looks like it is saying no login servers in client log but, there are
> two listed in smb.conf and they both replied to a ping when this
> happened.
> I tried restarting smb but it did not help. A reboot cleared up the
> issue but I want to get to the root cause.
> 
> There are some strange lines in the smbd log as well(bottom). 
> 
> Any help is greatly appreciated. Can I avoid rebooting this to fix it if
> it happens again. Or better yet can I permanently fix it maybe upgrade
> Samba. I saw a previous post where raising amount of processes allowed
> per group was suggested.
> 
> Thank you 
> James
> 
> +++++++++++++++++++++
> + Client log excerpt+
> *++++++++++++++++++++
> 
> [2009/01/21 07:08:35,  1] lib/util_tdb.c:tdb_wrap_log(886)
>   tdb(/var/lib/samba/mutex.tdb): tdb_lock failed on list 12 ltype=1
> (Interrupted system call)
> [2009/01/21 07:08:35,  0]
> lib/util_tdb.c:tdb_chainlock_with_timeout_internal(91)
>   tdb_chainlock_with_timeout_internal: alarm (10) timed out for key
> EXAMPLEDC.EXAMPLE.CORP in tdb /var/lib/samba/mutex.tdb
> [2009/01/21 07:08:35,  1] lib/server_mutex.c:grab_named_mutex(71)
>   Could not get the lock for EXAMPLEDC.EXAMPLE.CORP
> 
> [2009/01/21 07:08:55,  0] auth/auth_domain.c:domain_client_validate(221)
>   domain_client_validate: Domain password server not available.
> [2009/01/21 07:08:55,  2] auth/auth.c:check_ntlm_password(318)
>   check_ntlm_password:  Authentication for user [some_user] ->
> [some_user] FAILED with error NT_STATUS_NO_LOGON_SERVERS
> [2009/01/21 07:09:09,  1] lib/util_tdb.c:tdb_wrap_log(886)
>   tdb(/var/lib/samba/mutex.tdb): tdb_lock failed on list 12 ltype=1
> (Interrupted system call)
> [2009/01/21 07:09:09,  0]
> lib/util_tdb.c:tdb_chainlock_with_timeout_internal(91)
>   tdb_chainlock_with_timeout_internal: alarm (10) timed out for key
> EXAMPLEDC.EXAMPLE.CORP in tdb /var/lib/samba/mutex.tdb
> [2009/01/21 07:09:09,  1] lib/server_mutex.c:grab_named_mutex(71)
>   Could not get the lock for EXAMPLEDC.EXAMPLE.CORP
> +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 
> ============================
> = log.smbd excerpt         =
> ============================
> 
> [2009/01/19 14:33:44,  0] lib/util_sock.c:get_peer_addr_internal(1601)
>   getpeername failed. Error was Transport endpoint is not connected
> [2009/01/20 13:29:40,  0] lib/util_sock.c:get_peer_addr_internal(1601)
>   getpeername failed. Error was Transport endpoint is not connected
> [2009/01/21 09:03:39,  0] smbd/server.c:main(1208)
>   smbd version 3.2.0pre3-9.fc9 started.
>   Copyright Andrew Tridgell and the Samba Team 1992-2008
> [2009/01/21 09:03:39,  2] lib/tallocmsg.c:register_msg_pool_usage(106)
>   Registered MSG_REQ_POOL_USAGE
> [2009/01/21 09:03:39,  2] lib/dmallocmsg.c:register_dmalloc_msgs(77)
>   Registered MSG_REQ_DMALLOC_MARK and LOG_CHANGED
> =============================================================================
> 
> 
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