Re: Segfault while booting Windows XP x64

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On Tue, Mar 31, 2009 at 08:50:25AM -0400, Mike Kelly wrote:
> On Tue, 31 Mar 2009 08:54:48 +0300
> Gleb Natapov <gleb@xxxxxxxxxx> wrote:
> 
> > On Mon, Mar 30, 2009 at 11:26:52PM -0400, Mike Kelly wrote:
> > > I'm on a Intel(R) Core(TM)2 Duo CPU T7500 @ 2.20GHz, using a 2.6.29
> > > vanilla kernel, x86_64. kvm userland version 84.
> > > 
> > > When I try to boot my x64 Windows XP, it gets partway through the
> > > windows booting process, with the progress bar and what not. Then, I
> > > get the attached backtrace.
> > > 
> > > The various -no-kvm options don't seem to make a difference.
> > > 
> > > I created, and was able to boot, this image using linux 2.6.28. I'll
> > > give it a shot again later to confirm that is still the case.
> > > 
> > Are you sure you have write permission to that image?
> 
> Hmm, I thought I did, but looks like I messed up my mount this time
> around. Dang.
> 
> That still shouldn't cause a segfault, though. But, yes, fixing my
> mount fixes the crash.
> 
This crash is known and fix is been working on. It happens on IO
cancellation path and usually you get there if you don't have write
permission to you image.

--
			Gleb.
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