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Re: [Xen-devel] 2.6.27-rc4 pvops domU on Xen 3.3 Kernel panic

To: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Subject: Re: [Xen-devel] 2.6.27-rc4 pvops domU on Xen 3.3 Kernel panic
From: Ingo Molnar <mingo@xxxxxxx>
Date: Sat, 6 Sep 2008 20:14:06 +0200
Cc: deshantm@xxxxxxxxx, xen-devel mailing list <xen-devel@xxxxxxxxxxxxxxxxxxx>
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* Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:

> Todd Deshane wrote:
> > I'm trying to build a kernel.org domU to run on Xen 3.3
> >
> > My first attempt produced a kernel panic.
> >
> > Below is my setup and the panic that occurred during boot right after:
> >
> > [    0.004000] Initializing cgroup subsys cpuacct
> > [    0.008000]
> > [    0.008000] CPU 0/0 -> Node 0
> > [    0.008000] CPU: Physical Processor ID: 0
> > [    0.008000] CPU: Processor Core ID: 0
> > [    0.008000] SMP alternatives: switching to UP code
> > [    0.020001] Freeing SMP alternatives: 22k freed
> >
> > The same panic happens for both default vcpus, vcpus=1, and vcpus=2
> >
> > Any ideas or hints?
> >   
> 
> Ah, it's a bug which has been since fixed, but it looks like the fix
> hasn't made it into mainline.  Patch below.
> 
> (Ingo, can you push this to Linus?  It needs to be in mainline.)

ok - cherry-picked it into tip/x86/urgent.

        Ingo

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