From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andi Kleen <andi@firstfloor.org>
Subject: Re: unable to handle kernel paging request at virtual
	address
Date: Mon, 03 Mar 2008 19:15:06 +0100
Message-ID: <p733ar77jyt.fsf@bingen.suse.de>
References: <47CC1350.3000200@theshore.net>
	<C3F1C6D5.1D5F2%keir.fraser@eu.citrix.com>
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To: Keir Fraser <keir.fraser@eu.citrix.com>
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Keir Fraser <keir.fraser@eu.citrix.com> writes:
>
> Well, it may just be a fairly generic place to crash if things have become
> corrupted.

It is. dcache tends to use significant parts of memory and when you have
memory corruption in that you tend to crash in one of the dcache 
walkers of which prune_dcache is a example.

The usual approaches is to enable slab debugging etc.

-Andi