From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756035AbYAOM4W (ORCPT ); Tue, 15 Jan 2008 07:56:22 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750851AbYAOM4O (ORCPT ); Tue, 15 Jan 2008 07:56:14 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:59390 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750757AbYAOM4O (ORCPT ); Tue, 15 Jan 2008 07:56:14 -0500 Date: Tue, 15 Jan 2008 13:55:56 +0100 From: Ingo Molnar To: Andi Kleen Cc: Jeremy Fitzhardinge , tglx@linutronix.de, linux-kernel@vger.kernel.org Subject: Re: unify pagetable accessors patch causes double fault II Message-ID: <20080115125556.GA3475@elte.hu> References: <20080114094814.GA28300@basil.nowhere.org> <20080114125638.GA9510@basil.nowhere.org> <20080114130620.GA14057@elte.hu> <20080114135811.GA16190@one.firstfloor.org> <478BDC43.6050105@goop.org> <20080114222349.GA23409@one.firstfloor.org> <478BE628.7090008@goop.org> <20080115010534.GA24854@one.firstfloor.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080115010534.GA24854@one.firstfloor.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Andi Kleen wrote: > I just applied over the whole git-x86 patchkit (tip > 2f42671697ea9abc7d10ea7f663d6ef6e8ec6358) + the two build fixes > Unfortunately it didn't work, although the faulting loop is shorter > now: > > Freeing unused kernel memory: 260k freed > mount[1159]: segfault at b7fcfe98 ip b7ec6b7a sp bfcfcdec error 7 > Eeek! page_mapcount(page) went negative! (-1) could you please send me the .config you are using on that kernel? Ingo