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RE: [Xen-devel] Reproducible system crash

To: "Peter Joanes" <pjoanes@xxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] Reproducible system crash
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Wed, 16 Mar 2005 16:08:13 -0000
Cc: <ian.pratt@xxxxxxxxxxxx>
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Thread-topic: [Xen-devel] Reproducible system crash

> -----Original Message-----
> From: xen-devel-admin@xxxxxxxxxxxxxxxxxxxxx 
> [mailto:xen-devel-admin@xxxxxxxxxxxxxxxxxxxxx] On Behalf Of 
> Peter Joanes
> Sent: 16 March 2005 14:30
> To: xen-devel@xxxxxxxxxxxxxxxxxxxxx
> Subject: Re: [Xen-devel] Reproducible system crash
> On Tuesday 15 March 2005 20:12, Ian Pratt wrote:
> > Do you know if wine uses vm86 mode?
> Google seems to think so.
> > Can you get a serial line on the machines? 
> Yes. [Actually this took a little while because I didn't 
> realise that Xen 
> manages the serial port, so the dom0 8250 module can't be loaded.]
> Here's the end of the output (and I have the whole capture if 
> that would 
> help):

It looks like the domain 0 kernel is trying to do something illegal, and
Xen is killing it. It would be interesting to know whether this still
happens with the unstable.bk tree.

Please can you try this again, but this time building xen with debug=y
 cd xen; make clean; make debug=y; cd .. ; make dist

We might learn a little more about what's going wrong. 


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