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Date:	Fri, 18 Nov 2011 13:02:01 +0100
From:	Markus Trippelsdorf <>
To:	"Alex,Shi" <>
Cc:	"" <>,
	"" <>,
	Christoph Lameter <>,
	Pekka Enberg <>,
	Matt Mackall <>,
	"" <>,
	Eric Dumazet <>
Subject: Re: WARNING: at mm/slub.c:3357, kernel BUG at mm/slub.c:3413

On 2011.11.18 at 09:54 +0100, Markus Trippelsdorf wrote:
> On 2011.11.18 at 16:43 +0800, Alex,Shi wrote:
> > > > 
> > > > The dirty flag comes from a bunch of unrelated xfs patches from Christoph, that
> > > > I'm testing right now.
> > 
> > Where is the xfs patchset? I am wondering if it is due to slub code. 

I begin to wonder if this might be the result of a compiler bug. 
The kernel in question was compiled with gcc version 4.7.0 20111117. And
there was commit to the gcc repository today that looks suspicious:

Will have to dig deeper, but if this turns out to be the cause of the
issue, I apologize for the noise.

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