Hi Toby,

On Wed, Mar 28, 2012 at 01:28:14AM -0000, Toby Corkindale wrote:

> The bug in question involves using nfs v4 with the idmapd, with users with
> the same username but differing uids across the client and server.  The
> idmapping appears to have worked, until you try to write to the
> directories, at which point it skips the idmapping.

How is /etc/exports configured on your server?  Are you using GSSAPI
security?

I don't see the problem you describe using GSSAPI-authenticated NFSv4
shares.

-- 
Steve Langasek                   Give me a lever long enough and a Free OS
Debian Developer                   to set it on, and I can move the world.
Ubuntu Developer                                    http://www.debian.org/
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https://bugs.launchpad.net/bugs/966734

Title:
  nfs4 allows writes by incorrect users

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