From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933395AbXGTTaf (ORCPT ); Fri, 20 Jul 2007 15:30:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1760619AbXGTTaV (ORCPT ); Fri, 20 Jul 2007 15:30:21 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:49876 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760093AbXGTTaT (ORCPT ); Fri, 20 Jul 2007 15:30:19 -0400 Date: Fri, 20 Jul 2007 21:30:08 +0200 From: Ingo Molnar To: Fernando Lopez-Lezcano Cc: Linus Torvalds , linux-kernel@vger.kernel.org, Christoph Lameter Subject: Re: [patch] slub crashes with recent -git Message-ID: <20070720193008.GA4190@elte.hu> References: <20070719194234.GA27917@elte.hu> <1184952874.12655.4.camel@cmn3.stanford.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1184952874.12655.4.camel@cmn3.stanford.edu> User-Agent: Mutt/1.5.14 (2007-02-12) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.1.7-deb -1.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Fernando Lopez-Lezcano wrote: > On Thu, 2007-07-19 at 21:42 +0200, Ingo Molnar wrote: > > Linus, Christoph, > > > > recent slub commits in -git cause this bootup crash: > > > > Freeing unused kernel memory: 324k freed > > Write protecting the kernel read-only data: 1294k > > Just curious, are the crashes even possible in 2.6.22.1? (I see the > same patchable code snippet in the source). Just wondering if I should > also apply this to 2.6.21.1-rt4... no, i think they are unique to .23, due to the recent stricter behavior introduced for zero-sized allocs. Ingo