Re: 3.0.0-rc2: Xen: QEMU Kernel panic - not syncing: IO-APIC +timer doesn't work!

From: Tobias Diedrich
Date: Mon Jun 13 2011 - 16:11:07 EST


Konrad Rzeszutek Wilk wrote:
> On Mon, Jun 13, 2011 at 09:14:07PM +0200, Tobias Diedrich wrote:
> > Konrad Rzeszutek Wilk wrote:
> > > On Mon, Jun 13, 2011 at 07:35:32PM +0200, Tobias Diedrich wrote:
> > > > Hi,
> > > >
> > > > I ran into this problem when trying to set up Xen on a root server
> > > > with a pre-Orleans Athlon64 (no svm, so no kvm):
> > >
> > > Uhh, your output says otherwise. What is the serial output your
> > > box produced?
> >
> > Well, the output was from the kvm where I tried to boot xen with the
> > same config as on my rootserver, where I don't have access to the
> > console output to see why it doesn't boot. :)
>
> I've traced it down to the fact that you disable SMP on your x86_64 build.
>
> CONFIG_BROKEN_ON_SMP=y
> # CONFIG_SMP is not set
>
> Is there a particular reason for doing that? Can you try your build
> with CONFIG_SMP=y set? Also, don't set CONFIG_MAXSMP (as that one is
> right now broken).

Cool. I disabled it because its a single-core system. :)
With CONFIG_SMP=y it works for me in kvm, and just confirmed it also
works on my server now.

Thanks,

--
Tobias PGP: http://8ef7ddba.uguu.de
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