From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeremy Fitzhardinge Subject: Re: [Xen-deve] xen/stable-2.6.32.x bare-metal: panic early exception 0e rip 10:0 error 10 cr2 0 Date: Fri, 02 Sep 2011 12:26:32 -0700 Message-ID: <4E612DE8.3040709@goop.org> References: <4E4D9A90.30800@leuphana.de> <4E600A57.9040208@goop.org> <20110902133703.GB5968@dumpdata.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20110902133703.GB5968@dumpdata.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Konrad Rzeszutek Wilk Cc: xen-devel@lists.xensource.com, M A Young List-Id: xen-devel@lists.xenproject.org On 09/02/2011 06:37 AM, Konrad Rzeszutek Wilk wrote: > On Fri, Sep 02, 2011 at 12:44:31AM +0100, M A Young wrote: >> >> On Thu, 1 Sep 2011, Jeremy Fitzhardinge wrote: >> >>> On 09/01/2011 02:29 PM, M A Young wrote: >>>> On Wed, 31 Aug 2011, M A Young wrote: >>>> >>>>> On Fri, 19 Aug 2011, Andreas Olsowski wrote: >>>>> >>>>>> Source: >>>>>> git://git.kernel.org/pub/scm/linux/kernel/git/jeremy/xen.git >>>>>> >>>>>> Tested branches: >>>>>> xen/stable-2.6.32.x >>>>>> xen/next-2.6.32.x >>>>>> >>>>>> When trying to boot the current kernel bare-metal it will not load >>>>>> properly, instead i am prompted with: >>>>>> >>>>>> panic early exception 0e rip 10:0 error 10 cr2 0 >>>>> I am seeing this as well. I have been trying to narrow it down a bit, >>>>> and it seems to me that the bug was introduced somewhere between >>>>> xen-2.6.32.39 and xen-2.6.32.42. >>>> xen-2.6.32.40 also crashes. I think that means that it is either >>>> commits c3dd7941354fa96a71f2613e2c7a1b215fa175dc or >>>> 280802657fb95c52bb5a35d43fea60351883b2af (or something in the stable >>>> kernel or else compile differences though both are unlikely). I am >>>> still working on this to confirm which patch it is. >>> 280802657fb95c5 is unlikely - that's just a blkback change. >>> >>> c3dd7941354fa96 looks plausible. >> Yes, xen-2.6.32.40 with c3dd7941354fa96a71f2613e2c7a1b215fa175dc >> reverted will boot on bare metal. > bare metal. Yes, it won't work under that - at least > not in that state. > > Jeremy, can you revert that patch please - it was fixing one instance > of machines - and it looks to be breaking many more. Done. Unfortunately I can't push it because kernel.org is still out. J