Re: [Xen-devel] HVM crash system on AMD APU A8-6600K

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Mon, Feb 03, 2014 at 11:36:23PM +0900, Vitaliy Tomin wrote:
> >What about without PCI passthrough?  In all cases you appear to be
> passing the embedded graphics through to an HVM domain
> 
> Next log captured with following hvm domain config:
> 
> name = 'blank'
> builder = 'hvm'
> memory = 1024
> 
> Only 3 lines. It takes longer to crash, about 5-10 minutes, with OS in
> hvm it takes less than a minute.

You might want to add 'sync_console' on your Xen line. That should
give you a bit more of data (I hope?)
> 
> Now trying to make log with watchdog added
> 
> On Mon, Feb 3, 2014 at 11:32 PM, Andrew Cooper
> <andrew.cooper3@xxxxxxxxxx> wrote:
> > Can you please reply-to-all to keep this on the list.
> >
> > On 03/02/14 14:21, Vitaliy Tomin wrote:
> >>> Does it start with debug=n, but without trying to passthrough the pci 
> >>> device (the graphics core of the apu?) to the hvm ?
> >> No it crashes even with empty HVM domain (no os, no disk images no network)
> >
> > What about without PCI passthrough?  In all cases you appear to be
> > passing the embedded graphics through to an HVM domain
> >
> >>
> >>> Can you explain "=== whole system crashed ===" a little more.
> >> II means system instantly rebooted. Black screen, no messages, no
> >> image on screen next what I see is POST of my real hardware.
> >>
> >> Log of xen runned with debug=y attached,hvm dom runned and no crash.
> >
> > Ok - so something forced a system reset.  Even more curious that debug
> > mode is fine while non-debug is fatal.
> >
> > ~Andrew
> >
> >


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