Re: [Xen-devel] libxl: cannot start guest

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Tue, 2012-05-22 at 14:18 +0100, Christoph Egger wrote:
> I thinkIn xs_talkv() something must fail.
> 
> > The only thing which springs to mind is that it may generate an
> > @IntroduceDomain watch event. However xl is single threaded so we won't
> > process that event until we unwind to whichever point we do an event
> > loop iteration, in which case the corruption would have to happen later
> > than right after xs_introduce_domain().
> > 
> > Did you manage to determine if "Bad file descriptor" was due to it being
> > closed vs. the value being corrupted?
> 
> My suspicion is that
> 
>    if (msg.type != type)
> 
> in xs_talkv() is true.
> 

Yes, that definitely seems worth investigating.

Ian.


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