From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756084Ab1HEIqS (ORCPT ); Fri, 5 Aug 2011 04:46:18 -0400 Received: from ud10.udmedia.de ([194.117.254.50]:48237 "EHLO mail.ud10.udmedia.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751402Ab1HEIqQ (ORCPT ); Fri, 5 Aug 2011 04:46:16 -0400 Date: Fri, 5 Aug 2011 10:46:14 +0200 From: Markus Trippelsdorf To: Dave Jones , Linux Kernel , Linus Torvalds , Andrew Morton Subject: Re: list corruption in the last few days. (block ? crypto ?) Message-ID: <20110805084614.GA1588@x4.trippels.de> References: <20110805010038.GA18148@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110805010038.GA18148@redhat.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2011.08.04 at 21:00 -0400, Dave Jones wrote: > Sometime in the last week, something was merged which causes my laptop > to lock up occasionally. I can trigger it most of the time just by > doing a kernel build. When it gets to the final linking stage, it locks up hard. > > I finally managed to coax something out of usb console to get the traces below, > which seem to implicate something in the block layer ? > > my root device is an lvm volume on an dmcrypt'd block dev, which might be relevant, > as I don't see this happening on other machines with simpler setups. > > I'm going to try bisecting, but it might take me a few days, because it's > such a pain in the ass to reproduce this reliably. > > Dave > > > [ 5913.233035] ------------[ cut here ]------------ > [ 5913.233097] WARNING: at lib/list_debug.c:53 __list_del_entry+0x8d/0x98() > [ 5913.233101] Hardware name: Adamo 13 > [ 5913.233105] list_del corruption. prev->next should be ffffea000434fd20, but was ffffea0004199520 See also: http://lkml.org/lkml/2011/8/3/37 -- Markus