From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Vrabel <david.vrabel@citrix.com>
Subject: Re: [BUG] pci-passthrough on dom0 kernel versions above
 3.8	crashes dom0
Date: Fri, 4 Oct 2013 10:30:38 +0100
Message-ID: <524E8ABE.8080806@citrix.com>
References: <1A89C59B-8118-40A3-B94F-EF4B7B90EBAE@itoc.dk>
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To: Kristoffer Egefelt <kristoffer@itoc.dk>
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On 04/10/13 08:44, Kristoffer Egefelt wrote:
> Hi,
> 
> I'm trying to pass through a NIC (intel X520 with ixgbevf driver) to domU, but since kernel 3.8 this has not worked.
> 
> The dom0 kernel seems to cause the problem.
> Xen version, domU kernel version and driver version seems to be unrelated to this bug, meaning
> it works as long as dom0 kernel is 3.8.
> I tried kernel version 3.9, 3.10 and 3.11 - all show the same bug pattern when used as dom0.

Can you do a git bisect on the kernel to find which kernel commit
triggers this crash?

This is clearly a Xen bug but it would be useful to know what triggered it.

Thanks.

David