From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1766816AbXEBUIK (ORCPT ); Wed, 2 May 2007 16:08:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1766909AbXEBUIK (ORCPT ); Wed, 2 May 2007 16:08:10 -0400 Received: from smtp1.linux-foundation.org ([65.172.181.25]:38052 "EHLO smtp1.linux-foundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1766816AbXEBUII (ORCPT ); Wed, 2 May 2007 16:08:08 -0400 Date: Wed, 2 May 2007 13:07:46 -0700 From: Andrew Morton To: Tilman Schmidt Cc: Greg KH , Kay Sievers , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Nick Piggin , Hugh Dickins Subject: Re: 2.6.21-rc7-mm2 crash: Eeek! page_mapcount(page) went negative! (-1) Message-Id: <20070502130746.265bba0f.akpm@linux-foundation.org> In-Reply-To: <4638CC03.7030903@imap.cc> References: <20070425225716.8e9b28ca.akpm@linux-foundation.org> <46338AEB.2070109@imap.cc> <20070428141024.887342bd.akpm@linux-foundation.org> <4636248E.7030309@imap.cc> <20070430112130.b64321d3.akpm@linux-foundation.org> <46364346.6030407@imap.cc> <20070430124638.10611058.akpm@linux-foundation.org> <46383742.9050503@imap.cc> <20070502001000.8460fb31.akpm@linux-foundation.org> <20070502075238.GA9083@suse.de> <4638CC03.7030903@imap.cc> X-Mailer: Sylpheed version 2.2.7 (GTK+ 2.8.6; i686-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 02 May 2007 19:36:03 +0200 Tilman Schmidt wrote: > Am 02.05.2007 09:52 schrieb Greg KH: > > Tilman, here's a patch, can you try this on top of your tree that dies? > > 2.6.21-git3 plus that patch comes up fine. > > (Except for a UDP problem I seem to remember I already saw reported > on lkml and which I'll ignore for now in order not to blur the > picture.) Thanks. > Started to git-bisect mainline now, but that will take some time. > It's more than 800 patches to check and I don't get more than 2-3 > iterations per day out of that machine. I don't think there's much point in you doing that. We know what the bug is. Switching to 8k stacks will probably fix things up too. From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 2 May 2007 13:07:46 -0700 From: Andrew Morton Subject: Re: 2.6.21-rc7-mm2 crash: Eeek! page_mapcount(page) went negative! (-1) Message-Id: <20070502130746.265bba0f.akpm@linux-foundation.org> In-Reply-To: <4638CC03.7030903@imap.cc> References: <20070425225716.8e9b28ca.akpm@linux-foundation.org> <46338AEB.2070109@imap.cc> <20070428141024.887342bd.akpm@linux-foundation.org> <4636248E.7030309@imap.cc> <20070430112130.b64321d3.akpm@linux-foundation.org> <46364346.6030407@imap.cc> <20070430124638.10611058.akpm@linux-foundation.org> <46383742.9050503@imap.cc> <20070502001000.8460fb31.akpm@linux-foundation.org> <20070502075238.GA9083@suse.de> <4638CC03.7030903@imap.cc> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Tilman Schmidt Cc: Greg KH , Kay Sievers , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Nick Piggin , Hugh Dickins List-ID: On Wed, 02 May 2007 19:36:03 +0200 Tilman Schmidt wrote: > Am 02.05.2007 09:52 schrieb Greg KH: > > Tilman, here's a patch, can you try this on top of your tree that dies? > > 2.6.21-git3 plus that patch comes up fine. > > (Except for a UDP problem I seem to remember I already saw reported > on lkml and which I'll ignore for now in order not to blur the > picture.) Thanks. > Started to git-bisect mainline now, but that will take some time. > It's more than 800 patches to check and I don't get more than 2-3 > iterations per day out of that machine. I don't think there's much point in you doing that. We know what the bug is. Switching to 8k stacks will probably fix things up too. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org