From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.suse.de ([195.135.220.15]:46703 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753712AbcCIQeN (ORCPT ); Wed, 9 Mar 2016 11:34:13 -0500 Date: Wed, 9 Mar 2016 17:33:52 +0100 From: David Sterba To: Anand Jain Cc: linux-btrfs@vger.kernel.org Subject: Re: [PATCH 13/13] btrfs: optimize check for stale device Message-ID: <20160309163352.GI738@suse.cz> Reply-To: dsterba@suse.cz References: <1455328900-1476-1-git-send-email-anand.jain@oracle.com> <1455328900-1476-14-git-send-email-anand.jain@oracle.com> <20160218151348.GY4374@twin.jikos.cz> <56DFF2E6.4020300@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <56DFF2E6.4020300@oracle.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Wed, Mar 09, 2016 at 05:54:47PM +0800, Anand Jain wrote: > > the dereference happens at offset 0x68 which matches bdev in > > btrfs_device, so this patch is my best guess at the moment. I'm not able > > to reproduce it directly so I need to wait for a rebuild and repeat. > > > As of now, > There is nothing that tells me the above crash is due to this patch. That was my suspicion but so far does not point to this patch. > By any chance were you running multiple instance of fstests ? If that's > possible ? No, just a single instance.