On Fri, Feb 11, 2011 at 12:00:36PM -0500, J. Bruce Fields wrote:
> On Fri, Feb 11, 2011 at 05:59:44PM +0100, Takashi Iwai wrote:
> > At Fri, 11 Feb 2011 17:57:21 +0100,
> > Takashi Iwai wrote:
> > >
> > > At Fri, 11 Feb 2011 17:12:33 +0100,
> > > Takashi Iwai wrote:
> > > >
> > > > At Fri, 11 Feb 2011 11:05:32 -0500,
> > > > J. Bruce Fields wrote:
> > > > >
> > > > > 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
> > > >
> > > > Thanks. I'm going to give it a try now.
> > >
> > > Looks good so far. I'll let you know if it's triggered again.
> >
> > Argh, too early to say. Now I got the same one.
> >
> > It seems that it's triggered when I start Firefox on NFS client
> > machine.
>
> OK, thanks, I'll take a look.
I think I see the problem.... Could you try fetching that branch again?
git://linux-nfs.org/~bfields/linux-topics.git for-2.6.38-incoming
(But I've only tested that it compiles so far.)
--b.
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