linux-kernel - Re: 2.6.28-rc2: USB/INPUT: slab error in cache_alloc_debugcheck

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Message-ID: <20081101175652.GH13302@colo.lackof.org>
Date:	Sat, 1 Nov 2008 11:56:52 -0600
From:	Grant Grundler <grundler@...isc-linux.org>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	Jeroen Roovers <jer@...too.org>, linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-parisc@...r.kernel.org,
	Jiri Slaby <jslaby@...e.cz>
Subject: Re: 2.6.28-rc2: USB/INPUT: slab error in
	cache_alloc_debugcheck_after(): double free?

On Fri, Oct 31, 2008 at 04:27:48PM +0100, Jiri Kosina wrote:
> On Fri, 31 Oct 2008, Jeroen Roovers wrote:
> 
> > > Could you please provide your config? I am still not able to reproduce 
> > > it here. Thanks.
> > Added to the bug report[1]. The architecture is hppa (parisc).
> 
> Hmm, so we have just two reports of this corruption, and both of them come 
> from PA-RISC systems. Noone else has reported this, and I haven't been 
> able to reproduce it myself on x86.
> 
> On the other hand I don't seem to see any commit that went into 
> arch/parisc between .27 and 28-rc1 which could possibly cause this...

Maybe check drivers/parisc/?
Long shot but if it's easy to check...

Any chance this is a big endian vs little endian problem?
I've found at least one of those in the USB layer before.

grant
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