linux-kernel - Re: [CRED bug?] 2.6.29-rc3 don't survive on stress workload

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Message-ID: <19f34abd0902092310g513fb776s2e4d37285c8fa7be@mail.gmail.com>
Date:	Tue, 10 Feb 2009 08:10:29 +0100
From:	Vegard Nossum <vegard.nossum@...il.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	David Howells <dhowells@...hat.com>,
	Serge Hallyn <serue@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>
Subject: Re: [CRED bug?] 2.6.29-rc3 don't survive on stress workload

On Tue, Feb 10, 2009 at 6:41 AM, KOSAKI Motohiro
<kosaki.motohiro@...fujitsu.com> wrote:
> Hi
>
> I periodically test kernel on stress workload.
> Unfortunately, recent kerenel don't survive >24H.
>
> It paniced with following stack.
> Do you have any suggestions?
>
> thanks!

That stack trace looks somewhat similar to the one in
http://lkml.org/lkml/2009/2/6/136

If this is reproducible, maybe a patch like the one attached can help
pinpoint it?


Vegard

-- 
"The animistic metaphor of the bug that maliciously sneaked in while
the programmer was not looking is intellectually dishonest as it
disguises that the error is the programmer's own creation."
	-- E. W. Dijkstra, EWD1036

Download attachment "kref-warn_on.patch" of type "application/octet-stream" (672 bytes)