Re: [Xen-devel] E5606 with no HVM; Assertion 'i == 1' failed at p2m-ept.c:524

["Mark van Dijk" <lists+xen@xxxxxxxxxxxxxx>]

On Thu, 16 Aug 2012 12:18:33 +0100
"Jan Beulich" <JBeulich@xxxxxxxx> wrote:

> >>> On 16.08.12 at 10:48, "Mark van Dijk" <lists+xen@xxxxxxxxxxxxxx>
> >>> wrote:
> > On Thu, 16 Aug 2012 09:11:50 +0100
> > "Jan Beulich" <JBeulich@xxxxxxxx> wrote:
> > 
> >> >>> On 15.08.12 at 22:39, Mark van Dijk <lists+xen@xxxxxxxxxxxxxx>
> >> >>> wrote:
> >> > (XEN) Xen call trace:
> >> > (XEN)    [<ffff82c4801e1be9>] ept_get_entry+0x13a/0x28f
> >> > (XEN)    [<ffff82c4801da274>] __get_gfn_type_access+0x175/0x256
> >> > (XEN)    [<ffff82c4801b5a55>]
> >> > hvm_hap_nested_page_fault+0x133/0x422 (XEN)
> >> > [<ffff82c4801d3c8e>] vmx_vmexit_handler+0x136b/0x1614
> >> > 
> >> > The entire log from boot to crash can be viewed at the following
> >> > link: http://pastebin.com/5wcH7GWR 
> >> 
> >> Unfortunately quite a few of the registers contain values that
> >> could sensibly be "i". Could you either disassemble the
> >> instructions around the place yourself to find out which one it
> >> is, or make the xen-syms file corresponding to this run available?
> > 
> > Hi Jan, I'm not capable to disassemble anything because my
> > experience with that is zero. So it's probably easier to give you
> > the xen-syms file, I posted it to a pastebin with a little detour:
> > 
> > curl http://sprunge.us/cGeL | openssl enc -a -d | \
> >  xz -d > xen-syms-4.2.0-rc3-pre
> 
> Thanks. That confirms that "i" (in r12d) is indeed 2. So there are
> good chances that the patch I sent earlier will help. Please let us
> know.

Good news: the VM boots. Thanks Jan!

My console reads:

...
(XEN) irq.c:270: Dom1 PCI link 3 changed 5 -> 0
(XEN) PoD[bfc00] level=2
(XEN) PoD[7fc00] level=2

So that's one more confirmation. :)

Mark

-- 
Stay in touch,
Mark van Dijk.               ,---------------------------------
----------------------------'         Thu Aug 16 11:57 UTC 2012
Today is Pungenday, the 9th day of Bureaucracy in the YOLD 3178

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