Re: 2.6.38-rc3: kernel BUG at fs/nfsd/nfs4state.c:3132!

[J. Bruce Fields]

On Fri, Feb 11, 2011 at 05:01:18PM +0100, Takashi Iwai wrote:
> At Fri, 11 Feb 2011 10:37:02 -0500,
> J. Bruce Fields wrote:
> > 
> > On Fri, Feb 11, 2011 at 04:29:56PM +0100, Takashi Iwai wrote:
> > > At Fri, 11 Feb 2011 10:21:12 -0500,
> > > J. Bruce Fields wrote:
> > > > Again, 2.6.38-rc4 does not have a BUG() on line 3132.  Could you post
> > > > the full oops message from your machine?
> > > 
> > > Well, on vanilla 2.6.38-rc4, it's in nfs4_preprocess_stateid_op():
> > >                if (filpp) {
> > >                         *filpp = find_readable_file(dp->dl_file);
> > > ==>                     BUG_ON(!*filpp);
> > >                 }
> > 
> > Oh good grief, my apologies--I mistyped "38" as "28"!
> > 
> > This looks like it could be a known delegation bug....  Would it be
> > possible for you to check whether this is reproduceable on
> > 
> > 	git://linux-nfs.org/~bfields/topics.git for-2.6.38-incoming
> 
> Hm, I couldn't pull it.
> 
>   % git pull 'git://linux-nfs.org/~bfields/topics.git' for-2.6.38-incoming
>   fatal: The remote end hung up unexpectedly

Should be linux-topics, apologies again:

	git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming

--b.
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