Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753541AbYLFVnf (ORCPT ); Sat, 6 Dec 2008 16:43:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752850AbYLFVn0 (ORCPT ); Sat, 6 Dec 2008 16:43:26 -0500 Received: from mail-gx0-f29.google.com ([209.85.217.29]:61463 "EHLO mail-gx0-f29.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752797AbYLFVn0 (ORCPT ); Sat, 6 Dec 2008 16:43:26 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=FDpWSm7wx+othU0tpnHM82fVT5X9ZRRB64w2u8R807NXAgHrDgDYsNBUvel1LlVb2I pKr7PLQQeR30Q0NiLgwtE7s2BjKG6+Z5eSr4ayv+txn5so5gtsO9Jxd725RiQiP3hs/M c2UP8yW19bV+02oCcJW4wZBcj6NBBfqxu4QSU= Message-ID: <12bfabe40812061343j400f55d8r43571c8bd514adde@mail.gmail.com> Date: Sat, 6 Dec 2008 22:43:24 +0100 From: "Giangiacomo Mariotti" To: "Robert Hancock" Subject: Re: [HW PROBLEM] Intel I7 MCE. Erratum or not? Cc: linux-kernel@vger.kernel.org In-Reply-To: <493AE770.5030507@shaw.ca> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <12bfabe40812060421j10c93b3dg75a48aa304f633e8@mail.gmail.com> <493AE770.5030507@shaw.ca> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1791 Lines: 41 On Sat, Dec 6, 2008 at 9:58 PM, Robert Hancock wrote: > Giangiacomo Mariotti wrote: >> >> Hi everyone, >> Mcelog just logged on my new Intel I7 920 (on Linux 2.6.27.8) this : >> MCE 0 >> HARDWARE ERROR. This is *NOT* a software problem! >> Please contact your hardware vendor >> CPU 0 BANK 6 MISC 202d ADDR ffeef740 >> MCG status: >> MCi status: >> Error overflow >> Uncorrected error >> MCi_MISC register valid >> MCi_ADDR register valid >> Processor context corrupt >> MCA: Generic CACHE Level-2 Data-Write Error >> STATUS ee0000000100014a MCGSTATUS 0 >> >> I'm reporting this here, because I found in the Intel I7 Technical >> Specification November 2008 update that something which seems very >> similar is in fact an erratum. So my question is : Is there any way >> for me to verify that my problem is due to one of those errata,instead >> of a broken hardware(if we don't want to consider all those errata as >> broken hardware)? I'm also reporting this because I thought it may be >> useful to signal that(if actually due to those errata) these problems >> actually occur, so it may be useful to find workarounds in the kernel >> to not scare to death poor Linux users! > > Which erratum are you talking about? I don't see one in that document that > would match this case.. > Well, the first one seems very similar, even if it talks about a dtlb error instead of cache error. But sure,being similar doesn't mean too much. Number 52 seems similar too. I guess I should just give up and admit that my hardware is broken! -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/