Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750708AbXEBHFd (ORCPT ); Wed, 2 May 2007 03:05:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754887AbXEBHFd (ORCPT ); Wed, 2 May 2007 03:05:33 -0400 Received: from ns2.suse.de ([195.135.220.15]:53650 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750708AbXEBHFc (ORCPT ); Wed, 2 May 2007 03:05:32 -0400 Date: Wed, 2 May 2007 00:02:49 -0700 From: Greg KH To: Tilman Schmidt Cc: Andrew Morton , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Nick Piggin , Hugh Dickins , kay.sievers@vrfy.org Subject: Re: 2.6.21-rc7-mm2 crash: Eeek! page_mapcount(page) went negative! (-1) Message-ID: <20070502070249.GA7018@suse.de> 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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <46383742.9050503@imap.cc> User-Agent: Mutt/1.5.15 (2007-04-06) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1070 Lines: 30 On Wed, May 02, 2007 at 09:01:22AM +0200, Tilman Schmidt wrote: > Am 30.04.2007 21:46 schrieb Andrew Morton: > > Not really - everything's tangled up. A bisection search on the > > 2.6.21-rc7-mm2 driver tree would be the best bet. > > And the winner is: > > gregkh-driver-driver-core-make-uevent-environment-available-in-uevent-file.patch > > Reverting only that from 2.6.21-rc7-mm2 gives me a working kernel > again. > > I'll try building 2.6.21-git3 minus that one next, but I'll have > to revert it manually, because my naive attempt to "patch -R" it > failed 1 out of 2 hunks. Ok, that's just wierd, it only adds a new feature, it doesn't touch any existing code to cause things to go wrong. Can you try using 'git bisect' on Linus's tree instead? That should show the real problem much easier. thanks, greg k-h - 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/