Re: just a dump

[Marcelo Tosatti <mtosatti@redhat.com>]

On Thu, May 21, 2009 at 12:36:11PM +0200, Hans de Bruin wrote:
> Hans de Bruin wrote:
>> Marcelo Tosatti wrote:
>>> On Sat, May 16, 2009 at 10:38:25AM +0200, Hans de Bruin wrote:
>>>> I ran memtest for 11 hours and it completed 4.7 passes with no problems.
>>>> But then memtest is about cpu and memmory interaction. If the 
>>>> problem is  disk related there is also disk/chipset/dma and memmory 
>>>> interaction. I  could degrade my system by turning dma on disk io  
>>>> off, or i could have a  closer look at kvm-autotest.
>>>
>>> Hans,
>>>
>>> It would be helpful if you can capture a few more KVM oopses, then.
>>>
>>
>>
>> v2.6.30-rc6-144-g5805977
>> kvm-86-122-ge2478f5
>> kvm from kernel
>> simultaneously booting two w2k8.
>> One vm dies:
>
> another one. This time the vm where booted sequentialy:
>
> [  253.268993] kvm: 2907: cpu0 unimplemented perfctr wrmsr: 0xc0010003  
> data 0x0
> [  475.036542] rmap_remove: ffff8800cdb913b0 10 0->BUG
					      ^^^

So 0x10 is 1 bit different from 0x00, which would be the no present
entry for AMD.

Usually an indication of hardware problems. Perhaps you want to try
the test Lucas mentioned.