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Re: [Xen-devel] Xen 4.0.0x allows for data corruption in Dom0

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Xen 4.0.0x allows for data corruption in Dom0
From: Joanna Rutkowska <joanna@xxxxxxxxxxxxxxxxxxxxxx>
Date: Sat, 06 Mar 2010 08:37:46 -0500
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On 03/06/2010 08:56 AM, Keir Fraser wrote:
> On 06/03/2010 13:25, "Joanna Rutkowska" <joanna@xxxxxxxxxxxxxxxxxxxxxx>
> wrote:
>>> Tried a few times and no luck reproducing so far. I hope some other people
>>> on the list also will give it a go, since it's so easy to try it out.
>> Which versions of the hypervisor and Dom0 have you tried? Perhaps some
>> custom builds? This problem should be reproducible for sure with the
>> Dom0 based on the kernel I already mentioned:
>> http://invisiblethingslab.com/pub/kernel-
>> pm
> I'll see if I can find time to upgrade my dom0 kernel next week. I currently
> run my own non-modular 2.6.18 dom0.

We never tested this on a non-pvops kernel in Dom0, so perhaps this is
why you got no symptoms...


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