[38567] in Kerberos
Re: kvno X not found in keytab; ticket is likely out of date
daemon@ATHENA.MIT.EDU (Laura Smith)
Mon Jul 22 09:26:31 2019
Date: Mon, 22 Jul 2019 13:26:15 +0000
To: Charles Hedrick <hedrick@rutgers.edu>
From: Laura Smith <n5d9xq3ti233xiyif2vp@protonmail.ch>
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Reply-To: Laura Smith <n5d9xq3ti233xiyif2vp@protonmail.ch>
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Hi Charles,
Surely the action of rebooting the client would do all of that ?
‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
On Monday, July 22, 2019 2:13 PM, Charles Hedrick <hedrick@rutgers.edu> wrote:
> Unfortunately it’s likely to take some experimentation. My starting point would be on each client, unmount the file system, maybe delete /tmp/krb5ccmachine*, restart rpc.gssd, and remount.
>
> > On Jul 22, 2019, at 6:22 AM, Laura Smith n5d9xq3ti233xiyif2vp@protonmail.ch wrote:
> > Ok, I hold my hand up, I messed up. So the question is, how do I get myself out of this mess ?
> > A summary of how I got here:
> > • I have an NFS server and a bunch of clients connecting and auth using krb5.
> > • This was all working beautifully.... until today.
> > • Through an act of pure fat-fingered stupidity, I ran "addprinc -randkey nfs/name.of.nfs.server" when setting up a new NFS client (i.e used server name instead of client name).
> > • Now everything is broken (none of the NFS clients can connect to the server and I am seeing the error messages below on the NFS server).
> > • keytab on NFS server only had credentials for NFS server, so I deleted the keytab and created a new one through ktadd
> > • that didnt' work. a reboot of the NFS server didn't work.
> > Summary ? I'm up a smelly creek without a paddle !
> > Messages on NFS server:
> > 2019-07-22T11:01:35.075247+01:00 foo rpc.svcgssd[847]: ERROR: GSS-API: error in handle_nullreq: gss_accept_sec_context(): GSS_S_FAILURE (Unspecified GSS failure. Minor code may provide more information) - Request ticket server nfs/foo.example.com@EXAMPLE.CORP kvno 3 not found in keytab; ticket is likely out of date
> > 2019-07-22T11:01:39.460944+01:00 foo rpc.svcgssd[847]: message repeated 41 times: [ ERROR: GSS-API: error in handle_nullreq: gss_accept_sec_context(): GSS_S_FAILURE (Unspecified GSS failure. Minor code may provide more information) - Request ticket server nfs/foo.example.com@EXAMPLE.CORP kvno 3 not found in keytab; ticket is likely out of date]
> >
> > Kerberos mailing list Kerberos@mit.edu
> > https://mailman.mit.edu/mailman/listinfo/kerberos
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