From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754381AbXDQN6P (ORCPT ); Tue, 17 Apr 2007 09:58:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754387AbXDQN6P (ORCPT ); Tue, 17 Apr 2007 09:58:15 -0400 Received: from cavan.codon.org.uk ([217.147.92.49]:42693 "EHLO vavatch.codon.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754381AbXDQN6O (ORCPT ); Tue, 17 Apr 2007 09:58:14 -0400 Date: Tue, 17 Apr 2007 14:57:45 +0100 From: Matthew Garrett To: Alan Cox Cc: "Drift@tihlde" , espen@oxygen.tihlde.org, linux-kernel@vger.kernel.org Message-ID: <20070417135744.GA28201@srcf.ucam.org> References: <4620EC23.4010404@mrfjo.org> <20070417145618.624430d9@the-village.bc.nu> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20070417145618.624430d9@the-village.bc.nu> User-Agent: Mutt/1.5.12-2006-07-14 X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: mjg59@codon.org.uk Subject: Re: Machine Check Exception on Opteron 265 X-SA-Exim-Version: 4.2.1 (built Tue, 20 Jun 2006 01:35:45 +0000) X-SA-Exim-Scanned: Yes (on vavatch.codon.org.uk) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 17, 2007 at 02:56:18PM +0100, Alan Cox wrote: > On Sat, 14 Apr 2007 16:58:43 +0200 > Espen Fjellvær Olsen wrote: > > Hi! > > Today our Opteron 265, 2x2, paniced after many months uptime, giving > > only this error message: > > > > HARDWARE ERROR > > CPU 2: Machine Check Exception: 4 Bank 4: b60a200100000813 > > TSC 6bb9fd0142921a ADDR a891e9b8 > > This is not a software problem! > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^] > > This is there for a good reason. Though we saw MCEs being generated by running the HPA code on sata_nv with awdma, so it's not always true. I agree that in this case, it probably is. -- Matthew Garrett | mjg59@srcf.ucam.org