Bug#804079: [Xen-devel] Kernel panic on Xen virtualisation in Debian
On Tue, Aug 02, 2016 at 12:30:30PM +0200, Ingo Jürgensmann wrote:
> On 02.08.2016 11:20, Wei Liu wrote:
> >On Fri, Jul 29, 2016 at 10:17:22PM +0200, Ingo Jürgensmann wrote:
> >What is also interesting is that you seem to be running some sort of
> >ip accounting software (pmacctd) which also segfault'ed.
>
> Yeah, it is segfaulting, because the database (in a domU VM) where it is
> storing the accounting is not yet available after the crash. When database
> is up&running, those segfaults go away.
>
At least we can now rule out that it is not related to the issue you
reported.
> >Still not sure what to make of that though.
>
> Me neither. ;-)
>
> I already tried to get a core dump by setting ulimit -c unlimited, but that
> didn't work as well, which makes me believe that the crash happens in
> hypervisor not in dom0 kernel. When it's dom0 kernel I would expect dumping
> a core file should work.
>
We can't draw the conclusion that the crash is in hypervisor yet. If
your dom0 crash, hypervisor would normally decide to reboot the machine.
Wei.
> --
> Ciao... // http://blog.windfluechter.net
> Ingo \X/ XMPP: ij@jabber.windfluechter.net
>
>
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