Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S274904AbTHFHkf (ORCPT ); Wed, 6 Aug 2003 03:40:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S274905AbTHFHke (ORCPT ); Wed, 6 Aug 2003 03:40:34 -0400 Received: from CPE-144-132-162-109.nsw.bigpond.net.au ([144.132.162.109]:61934 "EHLO tigers-lfs.local") by vger.kernel.org with ESMTP id S274904AbTHFHka (ORCPT ); Wed, 6 Aug 2003 03:40:30 -0400 Date: Wed, 6 Aug 2003 17:39:50 +1000 From: Greg Schafer To: OSDL Cc: linux-kernel@vger.kernel.org Subject: Re: 2.6.0-test2 oops - NPTL triggered Message-ID: <20030806073950.GA1896@tigers-lfs.nsw.bigpond.net.au> References: <20030806021316.GA408@tigers-lfs.nsw.bigpond.net.au> <200308060523.h765NII31787@mail.osdl.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200308060523.h765NII31787@mail.osdl.org> User-Agent: Mutt/1.4i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 747 Lines: 21 On Tue, Aug 05, 2003 at 10:23:18PM -0700, OSDL wrote: > It looks like the list poisoning triggers: > > ecx: 00200200 edx: 00100100 > > those are the poison values for the prev/next fields of lists (see > ). > > So it looks like switch_exec_pids() is removing a list entry that was > already removed. Indeed. FWIW, a newer compiler gave the same results. This is way beyond my debugging skills but I can reliably reproduce and am willing to test anything you can suggest. Greg - 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/