[Samba] Strange winbindd messages

Andrew Bartlett abartlet at samba.org
Thu Feb 7 14:52:50 MST 2013


On Fri, 2013-02-08 at 08:43 +1100, Andrew Bartlett wrote:
> On Wed, 2013-01-23 at 11:59 -0500, John Center wrote:
> > Hi,
> > 
> > We are running samba v3.6.3 on Ubuntu 12.04 server.  This is being used 
> > with FreeRADIUS for wireless authentication with AD.  We just logged a 
> > set of messages from winbindd that I don't understand:
> > 
> > Jan 23 10:35:28 as3 winbindd[25371]: [2013/01/23 10:35:28.056846,  0] 
> > rpc_client/cli_netlogon.c:677(rpccli_netlogon_set_trust_password)
> > Jan 23 10:35:28 as3 winbindd[25371]:   dcerpc_netr_ServerPasswordSet{2} 
> > failed: NT code 0xc00002a5
> > Jan 23 10:35:28 as3 winbindd[26636]: [2013/01/23 10:35:28.105143,  0] 
> > rpc_client/cli_netlogon.c:671(rpccli_netlogon_set_trust_password)
> > Jan 23 10:35:28 as3 winbindd[26636]:   credentials chain check failed
> > Jan 23 10:35:28 as3 winbindd[25518]: [2013/01/23 10:35:28.310288,  0] 
> > rpc_client/cli_netlogon.c:671(rpccli_netlogon_set_trust_password)
> > Jan 23 10:35:28 as3 winbindd[25518]:   credentials chain check failed
> > Jan 23 10:36:28 as3 winbindd[25371]: [2013/01/23 10:36:28.121861,  0] 
> > rpc_client/cli_netlogon.c:671(rpccli_netlogon_set_trust_password)
> > Jan 23 10:36:28 as3 winbindd[25371]:   credentials chain check failed
> > 
> > Authentications went through ok at 10:35:23 & again at 10:35:29.  We 
> > haven't seen them before, & searching, I couldn't find much info.  What 
> > do these messages mean?  What would have caused them?  Do we need to be 
> > concerned?  Any help would be greatly appreciated.
> 
> What is happening here is that we are trying and failing to change our
> machine account password.  Can you try Samba 3.6.12 and see if the
> changes in the meantime have fixed this?

Looking into this some more these links suggest a server-side error:
http://www.tek-tips.com/viewthread.cfm?qid=1487092
http://support.microsoft.com/kb/306091/en-us

Is there anything in the server event log to match this error?

Andrew Bartlett

-- 
Andrew Bartlett                                http://samba.org/~abartlet/
Authentication Developer, Samba Team           http://samba.org




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