Re: Xen 4.2.1, linux kernel 3.7.5 crashed while reboot

[Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>]

On Wed, Feb 27, 2013 at 11:08:19AM +0100, Michal Fiala wrote:
> On 02/27/2013 09:35 AM, Jan Beulich wrote:
> >>>> On 26.02.13 at 23:01, Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> wrote:
> >> The thing is is that native_machine_emergency_restart is not suppose
> >> to be called. The baremetal machine_ops has that, but we over-write
> >> it with our own and he should get:
> >>
> >>          .emergency_restart = xen_emergency_restart,
> >>
> >> ! So how did his .emergency_restart value get over-written by
> >> native_machine_emergency_restart?
> > 
> > Indeed. So perhaps the -hardened tag indicates some patching
> > having gone on that we're unaware of. Michal - without knowing
> > what your kernel does, I don't think we can really help. And
> > please remember that this is xen-devel, not xen-users, so we
> > expect you to be able to do at least a minimal share of the work
> > needed to find out what is going on. First step would probably
> > be to try plain 3.7.5 (or subsequent 3.7.x).
> > 
> > Jan
> > 
> 
> We are using gentoo hardened sources (kernel). Hardened-sources is based
> on the official Linux kernel and is targeted at our users running Gentoo
> on server systems. It provides patches for the various subprojects of
> Gentoo Hardened (such as support for LSM/SELinux and grsecurity),
> together with stability/security-enhancements.
> See http://www.gentoo.org/doc/en/gentoo-kernel.xml
> 
> I will try gentoo-sources (lightly patched to fix security problems,
> kernel bugs, and to increase compatibility with the more uncommon system
> architectures) and vanilla-sources (official kernel sources released on
> http://www.kernel.org/)

Excellent. Thanks.
> 
> Thanks
> 
> Michal
> 
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