From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161158AbWGIVLa (ORCPT ); Sun, 9 Jul 2006 17:11:30 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161160AbWGIVL3 (ORCPT ); Sun, 9 Jul 2006 17:11:29 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:4038 "EHLO ogre.sisk.pl") by vger.kernel.org with ESMTP id S1161158AbWGIVL2 (ORCPT ); Sun, 9 Jul 2006 17:11:28 -0400 From: "Rafael J. Wysocki" To: Andrew Morton Subject: Re: 2.6.18-rc1-mm1 oops on x86_64 Date: Sun, 9 Jul 2006 23:11:52 +0200 User-Agent: KMail/1.9.3 Cc: clg@fr.ibm.com, linux-kernel@vger.kernel.org, clameter@engr.sgi.com References: <20060709021106.9310d4d1.akpm@osdl.org> <200607092235.32921.rjw@sisk.pl> <20060709135945.dfb58b3d.akpm@osdl.org> In-Reply-To: <20060709135945.dfb58b3d.akpm@osdl.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200607092311.52866.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Sunday 09 July 2006 22:59, Andrew Morton wrote: > On Sun, 9 Jul 2006 22:35:32 +0200 > "Rafael J. Wysocki" wrote: > > > On Sunday 09 July 2006 22:21, Andrew Morton wrote: > > > On Sun, 09 Jul 2006 18:19:00 +0200 > > > Cedric Le Goater wrote: > > > > > > > Andrew Morton wrote: > > > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc1/2.6.18-rc1-mm1/ > > > > > > > > Kernel BUG at ...home/legoater/linux/2.6.18-rc1-mm1/mm/page_alloc.c:252 > > > > > > VM_BUG_ON((gfp_flags & (__GFP_WAIT | __GFP_HIGHMEM)) == __GFP_HIGHMEM); > > > > > > With your config, __GFP_HIGHMEM=0, so wham. > > > > > > I dunno, Christoph. I think those patches are going to significantly > > > increase the number of works-with-my-config, doesnt-with-yours scenarios. > > > > This particular one has no chance to work on x86_64 at all. > > > > Fortunately in -mm we can make this BUG go away by setting > CONFIG_DEBUG_VM=n. > > But in 2.6.18-rc1 that's a simple BUG_ON(). > > > So well, which one is it? > > I don't understand that question, sorry. I meant which of the patches added this VM_BUG_ON(). Sorry for not being clear. Rafael