intel

  1. Bug #1397880
  2. Comment #18

Comment 18 for bug 1397880

Revision history for this message
Boris Ostrovsky (boris-ostrovsky) wrote : Re: [v4.6-rc1 Regression] x86/topology: Create logical package id

On 05/06/2016 03:38 PM, Joseph Salisbury wrote:
> On 05/06/2016 03:13 PM, Boris Ostrovsky wrote:
>> On 05/06/2016 02:48 PM, Thomas Gleixner wrote:
>>>
>>> Yuck. That dies with a divide error. And that looks like XEN is supplying crap
>>> data in the CPUID.
>> Joe, do you have
>>
>> ed6069b xen/apic: Provide Xen-specific version of cpu_present_to_apicid
>> APIC op
>>
>> -boris
> Yes the commit is in the 4.4 based Ubuntu kernel. This bug also happens
> with the vanilla 4.6-rc5 kernel, which also has that commit.

Can you post guest's cpuid -1 -r ? (I guess after you verify Thomas' patch)

Thanks.
-boris