Re: [Qemu-devel] E5-2620v2 - emulation stop error

Paolo Bonzini
2015-03-10T19:25:59Z

On 10/03/2015 19:21, Bandan Das wrote:
> Paolo Bonzini <pbonzini@redhat.com> writes:
>
>> On 10/03/2015 17:57, Dr. David Alan Gilbert wrote:
>>> I'm seeing something similar; it's very intermittent and generally
>>> happening right at boot of the guest; I'm running this on qemu
>>> head+my postcopy world (but it's happening right at boot before postcopy
>>> gets a chance), and I'm using a 3.19ish kernel. Xeon E5-2407 in my case
>>> but hey maybe I'm seeing a different bug.
>
> Probably a tangent but is the qemu trace identical to what Andrey is seeing ?
> From a cursory look and my limited understanding, it seems his failure is #GP
> when executing video bios.
>
>> Same here on 3.16 + Xeon E5 v3 kernel.
>
> I will try to reproduce this on a v2.

I see several failures, usually mine have suberror 1. With a 32-VCPU
guest I can reproduce it roughly half of the time.

Paolo