From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= Subject: Re: IBM HS20 Xen 4.1 and 4.2 Critical Interrupt - Front panel NMI crash Date: Wed, 6 Feb 2013 13:29:10 +0200 Message-ID: <20130206112910.GT8912@reaktio.net> References: <20130205163021.GR8912@reaktio.net> <20130205200847.GS8912@reaktio.net> <51121B5002000078000BC573@nat28.tlf.novell.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Return-path: Content-Disposition: inline In-Reply-To: <51121B5002000078000BC573@nat28.tlf.novell.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: Jan Beulich Cc: arrfab@centos.org, agya naila , xen-devel@lists.xen.org List-Id: xen-devel@lists.xenproject.org On Wed, Feb 06, 2013 at 07:58:56AM +0000, Jan Beulich wrote: > >>> On 05.02.13 at 21:08, Pasi K=E4rkk=E4inen wrote: > > Arrfab (CC'd) is actually seeing a similar problem on IBM HS20 blade wi= th = > > Xen 4.2.1 = > > with Linux 3.4.28 dom0 kernel. > > = > > Does this ring anyone's bells? = > > = > > = > > serial console log of the crash = > = > Which doesn't even include the message in the subject afaics, so I > don't even know what you're talking about. And the other, earlier > report has no useful information either. > = > From an abstract perspective, a front panel NMI to me would mean > someone pressed an NMI button on the system's front panel. You > don't think Xen can do anything about this, do you? And even if > the NMI has another origin, it's still a hardware generated event > that Xen has no control over. > = Arrfab said Xen crashes and reboots in the middle of the boot process, and the blade chassis management logs the NMI error. The user is not pressi= ng (NMI) buttons. The serial log included is everything he gets. No error visible in the seri= al log, only a crash/reboot without any errors.. No idea what could be causing that= .. = The same Dom0 kernel (pvops 3.4.28) boots OK on baremetal without Xen. Do you have any Xen and/or dom0 kernel options to use to do further analysi= s? = -- Pasi