Re: [Xen-users] shutdown of pci-paththrough-domU freezes dom0

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Sat, Jan 09, 2010 at 04:20:01PM +0200, Pasi Kärkkäinen wrote:
> On Sat, Jan 09, 2010 at 12:59:01PM +0100, Christian Kniep wrote:
> > Hi there,
> > 
> > I faces an issue I try to solve a couple of days.
> > When I start a domain without pci-passthrough I can shutdown, destroy it 
> > without problems.
> > If I pass a pci-device through the domain (e.g. dvb-cards) it freezes the 
> > hole system when it shut down. On the local terminal I see a load-increase 
> > through the roof.
> > The gnome-systemmon-tray refreshs, the rest of the system doesn?t respond.
> > A htop in a local terminal freezes like the rest of the desktop, network, 
> > etc..
> > 
> > I run 3.4.2 with an 2.6.31.6-kernel from jeremy:
> > git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git
> > 
> > My guess would be it depends on the pci-passthrough and IRQ-release... :)
> > But I`m kind of stuck here. Maybe anyone face this issue too and could give 
> > a hint. 
> > 
> > Thanks and a happy new year to everyone..
> >
> 
> Sounds like a bug.
> Did you try different dom0 kernel? 
> 
> Might be worth trying linux-2.6.18-xen in dom0, and see if that works
> better.
> 
> That would at least tell you if the bug is in Xen or in dom0 kernel.
> 
> http://wiki.xensource.com/xenwiki/XenDom0Kernels
> 

Also it would be good to set up a serial console.. then you could log
the (possible) error or crash messages and we could figure out the
actual problem.

-- Pasi


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