From mboxrd@z Thu Jan  1 00:00:00 1970
From: Avi Kivity <avi@redhat.com>
Subject: Re: vmwrite_error while installing or booting XP
Date: Sat, 01 May 2010 11:39:01 +0300
Message-ID: <4BDBE8A5.1040601@redhat.com>
References: <y2s7a4fb1c61004302347v1ae6af00kb3c48c243fc3d938@mail.gmail.com>
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Cc: kvm@vger.kernel.org
To: Kyle Teague <kyteague@gmail.com>
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On 05/01/2010 09:47 AM, Kyle Teague wrote:
> This error occurs when I try to format the disk during the XP install
> as well as when I attempt to boot into XP.  When I disable
> virtualization with -no-kvm everything works fine, albeit slow.
>
> Linux kernels tried:
> gentoo-2.6.31-r10
> gentoo-2.6.32.r7
>
> kvm-mod versions tried:
> 2.6.32.7
> 2.6.33.3
>    

Can you try not using kvm-kmod, instead using the kvm that came with 
your host kernel?

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.