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[Xen-devel] Re: unable to handle kernel paging request at virtual addres

from [Andi Kleen] [Permanent Link][Original]
To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Subject: [Xen-devel] Re: unable to handle kernel paging request at virtual address
From: Andi Kleen <andi@xxxxxxxxxxxxxx>
Date: Mon, 03 Mar 2008 19:15:06 +0100
Cc: xen devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Keir Fraser <keir.fraser@xxxxxxxxxxxxx> 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

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