Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760751AbYGBBzo (ORCPT ); Tue, 1 Jul 2008 21:55:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756337AbYGBBzg (ORCPT ); Tue, 1 Jul 2008 21:55:36 -0400 Received: from relay1.sgi.com ([192.48.171.29]:43698 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753426AbYGBBzf (ORCPT ); Tue, 1 Jul 2008 21:55:35 -0400 Message-ID: <486AE015.5070308@sgi.com> Date: Tue, 01 Jul 2008 18:55:33 -0700 From: Mike Travis User-Agent: Thunderbird 2.0.0.6 (X11/20070801) MIME-Version: 1.0 To: "H. Peter Anvin" CC: Jeremy Fitzhardinge , "Eric W. Biederman" , Christoph Lameter , Linux Kernel Mailing List , Ingo Molnar , Andrew Morton , Jack Steiner Subject: Re: [crash, bisected] Re: [PATCH 3/4] x86_64: Fold pda into per cpu area References: <20080604003018.538497000@polaris-admin.engr.sgi.com> <485ACD92.8050109@sgi.com> <485AD138.4010404@goop.org> <485ADA12.5010505@sgi.com> <485ADC73.60009@goop.org> <485BDB04.4090709@sgi.com> <485BE80E.10209@goop.org> <485BF8F5.6010802@goop.org> <485BFFC5.6020404@sgi.com> <486912C4.8070705@sgi.com> <48691556.2080208@zytor.com> <48691E8B.4040605@sgi.com> <48694B3B.3010600@goop.org> <486A61A7.1000902@zytor.com> <486A68DD.80702@goop.org> <486A9D4F.8010508@goop.org> <486AA72B.6010401@goop.org> <486AC9D9.9030506@zytor.com> <486AD6BD.9080600@sgi.com> <486ADD67.1020809@sgi.com> <486ADD9F.3000305@zytor.com> In-Reply-To: <486ADD9F.3000305@zytor.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1007 Lines: 26 H. Peter Anvin wrote: > Mike Travis wrote: >> Mike Travis wrote: >> ... I'm still re-verifying that the source bits and config options >>> are identical (it was a later git-remote update), and that in fact it is >>> the gcc --version, but that may be the conclusion. >> ... >> >> Yup, it's the gcc --version that makes the difference. GCC 4.2.0 >> couldn't >> boot past the grub screen, GCC 4.2.4 made it to the login prompt. >> > > IIRC, 4.2.0, 4.2.1 and 4.3.0 are known to miscompile the kernel in one > way or another, however, that is from memory so don't quote me on it. > > -hpa Great. That's what's been on my devel server for the past 3 or 4 months now... [And it's a big shared server that I'm but a small ant wandering around on it. ;-)] -- 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/