Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964874AbWIKF4j (ORCPT ); Mon, 11 Sep 2006 01:56:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S964897AbWIKF4j (ORCPT ); Mon, 11 Sep 2006 01:56:39 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:48556 "EHLO mx2.mail.elte.hu") by vger.kernel.org with ESMTP id S964874AbWIKF4i (ORCPT ); Mon, 11 Sep 2006 01:56:38 -0400 Date: Mon, 11 Sep 2006 07:48:56 +0200 From: Ingo Molnar To: Andi Kleen Cc: Jeremy Fitzhardinge , Andrew Morton , Laurent Riffard , Arjan van de Ven , Kernel development list , Jeremy Fitzhardinge Subject: Re: [patch] i386-PDA, lockdep: fix %gs restore Message-ID: <20060911054855.GD11269@elte.hu> References: <20060908011317.6cb0495a.akpm@osdl.org> <450499D3.5010903@goop.org> <20060911052527.GA12301@elte.hu> <200609110741.27284.ak@suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200609110741.27284.ak@suse.de> User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: -2.9 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.9 required=5.9 tests=ALL_TRUSTED,AWL,BAYES_50 autolearn=no SpamAssassin version=3.0.3 -3.3 ALL_TRUSTED Did not pass through any untrusted hosts 0.5 BAYES_50 BODY: Bayesian spam probability is 40 to 60% [score: 0.5000] -0.1 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 757 Lines: 25 * Andi Kleen wrote: > On Monday 11 September 2006 07:25, Ingo Molnar wrote: > > Jeremy, > > > > could you back out Andi's patch and try the patch below, does it fix the > > crash too? > > iirc the crash was long before any system calls could be called > (except maybe kernel_thread/clone, but for that %gs doesn't change) the screenshot from Laurent: http://laurent.riffard.free.fr/2.6.18-rc6-mm1/ shows a much later crash, which crash is consistent with the bug fixed by my patch. Ingo - 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/