From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752892AbXCZQLy (ORCPT ); Mon, 26 Mar 2007 12:11:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752898AbXCZQLy (ORCPT ); Mon, 26 Mar 2007 12:11:54 -0400 Received: from mx1.redhat.com ([66.187.233.31]:43268 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752892AbXCZQLy (ORCPT ); Mon, 26 Mar 2007 12:11:54 -0400 Date: Mon, 26 Mar 2007 17:11:46 +0100 From: Alasdair G Kergon To: linux-kernel@vger.kernel.org Cc: dm-crypt@saout.de Subject: Re: race condition in dm-crypt? Message-ID: <20070326161146.GA3535@agk.fab.redhat.com> Mail-Followup-To: linux-kernel@vger.kernel.org, dm-crypt@saout.de References: <20070323170535.GA3057@hejre.minidns.net> <20070323174214.GA14179@tatooine.rebelbase.local> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070323174214.GA14179@tatooine.rebelbase.local> User-Agent: Mutt/1.4.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 23, 2007 at 06:42:14PM +0100, markus reichelt wrote: > * "Jan C. Nordholz" wrote: > > I'm seeing this for quite a while now (since 2.6.16 at least), but > > without any obvious indicator to what might be causing it... where > > should I continue debugging this? > I bet folks at dm-crypt@saout.de would love to hear about this. As mentioned in another thread, please try these patches if they aren't already in your kernel: http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/2.6.19/dm-io-fix-bi_max_vecs.patch http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/editing/dm-merge-max_hw_sector.patch http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/editing/dm-crypt-disable-barriers.patch http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/editing/dm-crypt-fix-call-to-clone_init.patch http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/editing/dm-crypt-fix-avoid-cloned-bio-ref-after-free.patch http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/editing/dm-crypt-fix-remove-first_clone.patch http://www.kernel.org/pub/linux/kernel/people/agk/patches/2.6/editing/dm-crypt-use-smaller-bvecs-in-clones.patch Alasdair -- agk@redhat.com