Re: WinXP virtual crashes on 0.12.1.2 but not 0.12.1.1

Avi Kivity
2010-01-26T06:18:25Z

On 01/26/2010 12:25 AM, Mark Cave-Ayland wrote:
> Avi Kivity wrote:
>
>> Unfortunately msr tracing fails to record some important
>> information. I just posted a patch to fix this. Can you rerun from
>> kvm.git branch msr-trace? That contains the fix.
>
> Done.
>
> http://pastebin.com/m209b1f13
>
> Hopefully this trace should give a better indication of when the
> problem occurs since I also found the <on_reboot> option in libvirt -
> hence on this trace the VM shuts down immediately instead of rebooting
> like the earlier trace.
>
>

Unfortunately, no such luck. Apparently this is not msr/cpuid related -
perhaps power management. Can you enable the kvm_mmio and kvm_pio
events? Perhaps they will provide a clue.

--
Do not meddle in the internals of kernels, for they are subtle and quick to panic.