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Re: [Xen-devel] IOMMU fault with IGD passthrough setup on XEN 4.8.0



On Mon, Jan 16, 2017 at 1:43 PM, G.R. <firemeteor@xxxxxxxxxxxxxxxxxxxxx> wrote:
> On Mon, Jan 16, 2017 at 8:37 PM, Jan Beulich <JBeulich@xxxxxxxx> wrote:
>>
>> >>> On 16.01.17 at 10:25, <firemeteor@xxxxxxxxxxxxxxxxxxxxx> wrote:
>> > Here are some relevant logs, please help comment what's going on here
>> > and
>> > what's the next step of diagnose.
>> > It appears that the fault address 0xcfxxxxxx falls within the host RMRR
>> > region.
>>
>> Might be a problem in the RMRR setup itself, when the guest gets
>> the device assigned. But I'm not sure, as you've provided only
>> fragments of the log, instead of the full one (allowing to see in
>> which order the messages got logged). In any event the addresses
>> are, as you say, properly within the device's RMRR range.
>
> Thanks for your quick reply, Jan.
> I meant to provide full log through third party service like pastebin but my
> network at work just get it blocked.
> Here it is: http://pastebin.com/RHVzhR6H

FWIW you can also attach the log as a text file.

 -George

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