On Mon, 2009-12-07 at 13:29 +0800, Qing He wrote:
> On Mon, 2009-12-07 at 11:43 +0800, Simon Horman wrote:
> > [2009-12-07 12:32:03 3360] DEBUG (DevController:139) Waiting for devices
> > tap2.
> > [2009-12-07 12:32:03 3360] DEBUG (DevController:139) Waiting for devices
> > tap.
> > [2009-12-07 12:32:03 3360] DEBUG (DevController:139) Waiting for devices
> > vtpm.
> > [2009-12-07 12:32:03 3360] INFO (XendDomain:1206) Domain hvm (8) unpaused.
> > [2009-12-07 12:32:03 3360] WARNING (image:544) domain hvm: device model
> > failure: pid 8472: died due to signal 11; see /var/log/xen/qemu-dm-hvm.log
> > [2009-12-07 12:32:03 3360] WARNING (XendDomainInfo:1983) Domain has
> > crashed: name=hvm id=8.
> > [2009-12-07 12:32:03 3360] ERROR (XendDomainInfo:2117) VM hvm restarting
> > too fast (Elapsed time: 0.161757 seconds). Refusing to restart to avoid
> > loops.
> > [2009-12-07 12:32:03 3360] DEBUG (XendDomainInfo:2961)
> > XendDomainInfo.destroy: domid=8
>
> >From the `bad' log, it seems that the device model actually crashes,
> by receiving a SIGSEGV. So you are obseversing that ioemu window
> disappear at boot time?
Ok, I understand the problem, if pt_find_reg_grp() fails and
returns NULL, it will jump to out:, but at this time reg is
still NULL (pt_find_reg() is not reached) which leads to a
NULL dereference.
I'll fix it, thanks for reporting.
Thanks,
Qing
>
> Thanks,
> Qing
>
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