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Date:	Mon, 5 Nov 2007 14:23:50 +0200
From:	"Pekka Enberg" <>
To:	"Peter Zijlstra" <>
Cc:	"Michael Buesch" <>,
	"Luis R. Rodriguez" <>,
	"Michael Wu" <>,
	linux-wireless <>,
	"John W. Linville" <>,
	"Ingo Molnar" <>,
	"Johannes Berg" <>,, "Michael Chan" <>,, "Christoph Lameter" <>
Subject: Re: RFC: Reproducible oops with lockdep on count_matching_names()

Hi Michael,

On Sat, 2007-11-03 at 21:06 +0100, Michael Buesch wrote:
> Who is responsible for slab btw?
> I mean, someone should be interested in getting this bug fixed. :)
> When using slab I see random corruptions. I think related to rmmod, but
> I'm not sure. I don't see this with slub.

Is CONFIG_DEBUG_SLAB enabled? Usually these kind of random corruptions
are caused by someone passing a bad pointer to kfree() or

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