From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261446AbVFMVto (ORCPT ); Mon, 13 Jun 2005 17:49:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261462AbVFMVtg (ORCPT ); Mon, 13 Jun 2005 17:49:36 -0400 Received: from colin.muc.de ([193.149.48.1]:63505 "EHLO mail.muc.de") by vger.kernel.org with ESMTP id S261446AbVFMVsZ (ORCPT ); Mon, 13 Jun 2005 17:48:25 -0400 Date: 13 Jun 2005 23:48:21 +0200 Date: Mon, 13 Jun 2005 23:48:21 +0200 From: Andi Kleen To: Bongani Hlope Cc: Andrew Morton , linux-kernel@vger.kernel.org Subject: Re: Tracking a bug in x86-64 Message-ID: <20050613214821.GD86745@muc.de> References: <200506132259.22151.bonganilinux@mweb.co.za> <200506132339.13614.bonganilinux@mweb.co.za> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200506132339.13614.bonganilinux@mweb.co.za> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 13, 2005 at 11:39:13PM +0200, Bongani Hlope wrote: > On Monday 13 June 2005 10:59 pm, Bongani Hlope wrote: > > Hi Andrew and Andi > > > > I've been trying to track dow an bug that causes my userspace applications to > > randomly segfault. I've tracked it down to 2.6.11-mm4 (I'm not sure about mm[1-3]). > > The bug does not exist in the 2.6.11 kernel. The 2.6.12-rc1 kernel has the bug. The bug > > is easly triggered by compiling KDE or the kernel using make -j4 > > > > I've just tested 2.6.11-mm1 it has that bug as well. So the bug was introduced on that kernel. Can you please get the individual patches from -mm1 and test them? I would just unapply the various x86-64 patches and do a binary search. Thanks, -Andi