From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:50045 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757066AbcJRXqI (ORCPT ); Tue, 18 Oct 2016 19:46:08 -0400 Date: Tue, 18 Oct 2016 19:42:49 -0400 From: Chris Mason To: Linus Torvalds CC: Jens Axboe , Dave Jones , Al Viro , Josef Bacik , David Sterba , linux-btrfs , Linux Kernel Subject: Re: bio linked list corruption. Message-ID: <20161018234248.GB93792@clm-mbp.masoncoding.com> References: <20161011144507.okg6baqvodn2m2lh@codemonkey.org.uk> <20161018224205.bjgloslaxcej2td2@codemonkey.org.uk> <20161018233148.GA93792@clm-mbp.masoncoding.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed In-Reply-To: Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Tue, Oct 18, 2016 at 04:39:22PM -0700, Linus Torvalds wrote: >On Tue, Oct 18, 2016 at 4:31 PM, Chris Mason wrote: >> >> Jens, not sure if you saw the whole thread. This has triggered bad page >> state errors, and also corrupted a btrfs list. It hurts me to say, but it >> might not actually be your fault. > >Where is that thread, and what is the "this" that triggers problems? > >Looking at the "->mq_list" users, I'm not seeing any changes there in >the last year or so. So I don't think it's the list itself. Seems to be the whole thing: http://www.gossamer-threads.com/lists/linux/kernel/2545792 My guess is xattr, but I don't have a good reason for that. -chris