Kerberized NFSv4 on RHEL4 U4/U5 image

[J. Bruce Fields]

On Thu, Aug 02, 2007 at 08:49:01AM -0400, Jeff Layton wrote:
> On Tue, 31 Jul 2007 22:35:34 +0300
> Ido Levy <IDOL at il.ibm.com> wrote:
> 
> > Jul 31 00:14:08 lnx-test3 rpc.gssd[5593]: in authgss_get_private_data()
> > Jul 31 00:14:08 lnx-test3 rpc.gssd[5593]: doing downcall
> > Jul 31 00:14:08 lnx-test3 rpc.gssd[5593]: Failed to write downcall!
> > 
> 
> Looks like your client is having some problems writing the downcall.
> Perhaps there is some sort of permissions issue with your rpc_pipefs?
> You might want to try stracing gssd while running it in debug mode and
> see if you can see if a write syscall is failing just before the
> "Failed to write downcall" message is printed.
> 
> If so then you can have a look at the permissions on that pipefs file
> and see if you can tell why...

I think you'd also get this message if the kernel just didn't support
krb5, most likely because the right module wasn't loaded.

--b.