[Xen-devel] Re: [Fedora-xen] 2.6.31-1.2.65.xendom0.fc12.x86_64 crash on boot

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

On 09/15/09 14:01, Charles Gruener wrote:
> Well, for some reason, the BIOS had NX disabled by default.  After
> enabling, I can now get further.
OK, good to know.  I'll post a patch shortly which I hope will make it
work either way.

> I've attached the output I'm now seeing.  Could this now be related to
> the myoung kernel?

It's crashing because dom0 is trying to manipulate the DMAR hardware,
which Xen won't allow.  I think there's a fix in Xen to hide the DMAR
from dom0, but in the meantime you can disable it in BIOS.

    J

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