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From: Michael Ellerman <michael@ellerman.id.au>
To: "J. Bruce Fields" <bfields@fieldses.org>
Cc: Neil Brown <neilb@suse.de>,
	linuxppc-dev@ozlabs.org, nfsv4@linux-nfs.org,
	Paul Collins <paul@burly.ondioline.org>,
	linux-kernel@vger.kernel.org
Subject: Re: nfsd, v4: oops in find_acceptable_alias, ppc32 Linux, post-2.6.27-rc1
Date: Tue, 05 Aug 2008 10:16:58 +1000	[thread overview]
Message-ID: <1217895418.7951.7.camel@localhost> (raw)
In-Reply-To: <20080804205908.GA29890@fieldses.org>

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On Mon, 2008-08-04 at 16:59 -0400, J. Bruce Fields wrote:
> On Tue, Aug 05, 2008 at 08:51:23AM +1200, Paul Collins wrote:
> > Michael Ellerman <michael@ellerman.id.au> writes:
> > 
> > > On Mon, 2008-08-04 at 22:00 +1200, Paul Collins wrote:
> > >> Paul Collins <paul@burly.ondioline.org> writes:
> > >> 
> > >> > Neil Brown <neilb@suse.de> writes:
> > >> >> Could you try removing the 'static' declaration for nfsd_acceptable
> > >> >> and recompile?
> > >> >> Or maybe try a different compiler?
> > >> >
> > >> > I will give these a try this evening.
> > >> 
> > >> I built myself a nice new cross compiler:
> > >> 
> > >>         powerpc-linux-gnu-gcc-4.1 (GCC) 4.1.3 20080623 (prerelease) (Debian 4.1.2-23)
> > >> 
> > >> and rebuilt 94ad374a0751f40d25e22e036c37f7263569d24c.  Running that on
> > >> the server and 2.6.26 on the client, I got yet another Oops.  This one
> > >> locked the machine up pretty good, so all I have is a picture:
> > >> 
> > >> http://ondioline.org/~paul/DSCN1608.JPG
> > >
> > > Wow.
> > >
> > > Can you try building a kernel on the server? ie. not over NFS.
> > 
> > Built kernels on the server with native gcc 4.2.4 and 4.3.1 and repeated
> > the build test.
>  
> But the build test itself was over nfs?  (And you can't reproduce the
> same problem without nfs?)

Yeah, I'm not clear on that either. What I was aiming at was can you get
it to oops somewhere else by not building over NFS - in which case we
can rule NFS (more or less) out.

cheers

-- 
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person

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  reply	other threads:[~2008-08-05  0:16 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-02 12:03 nfsd, v4: oops in find_acceptable_alias, ppc32 Linux, post-2.6.27-rc1 Paul Collins
2008-08-02 18:45 ` J. Bruce Fields
2008-08-02 22:36   ` Paul Collins
2008-08-03  6:47     ` Paul Collins
2008-08-03 12:09       ` Neil Brown
2008-08-03 12:25         ` Paul Collins
2008-08-04  4:08           ` Neil Brown
2008-08-04  5:11             ` Paul Collins
2008-08-04 10:00               ` Paul Collins
2008-08-04 14:36                 ` Michael Ellerman
2008-08-04 20:51                   ` Paul Collins
2008-08-04 20:59                     ` J. Bruce Fields
2008-08-05  0:16                       ` Michael Ellerman [this message]
2008-08-05  3:43                         ` Paul Collins
2008-08-05  4:34                           ` Michael Ellerman
2008-08-05  4:47                             ` Paul Collins
2008-08-05  7:16                               ` Benjamin Herrenschmidt
2008-08-06  6:29                                 ` Benjamin Herrenschmidt
2008-08-25 20:12                               ` Bill Davidsen
2008-08-05  9:43                             ` Paul Collins
2008-08-05 11:53                               ` Michael Ellerman

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