From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:6483 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755941AbaFYVGD (ORCPT ); Wed, 25 Jun 2014 17:06:03 -0400 Message-ID: <53AB399D.5000701@fb.com> Date: Wed, 25 Jun 2014 14:05:33 -0700 From: Josef Bacik MIME-Version: 1.0 To: Marc MERLIN CC: , Chris Mason , Subject: Re: btrfs balance crash BUG ON fs/btrfs/relocation.c:1062 or RIP build_backref_tree+0x9fc/0xcc4 References: <20140609234007.GD19071@merlins.org> <53A08925.8020700@fb.com> <20140617185549.GP19071@merlins.org> <53A1AFB6.40906@fb.com> <20140618202135.GE19071@merlins.org> <53A30BDD.6080309@fb.com> <20140619222518.GA20894@merlins.org> <53A36928.1030104@fb.com> <20140620005359.GA10485@merlins.org> <53A45601.9070305@fb.com> <20140625194034.GC18416@merlins.org> In-Reply-To: <20140625194034.GC18416@merlins.org> Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Sender: linux-btrfs-owner@vger.kernel.org List-ID: On 06/25/2014 12:40 PM, Marc MERLIN wrote: > On Fri, Jun 20, 2014 at 08:40:49AM -0700, Josef Bacik wrote: >> On 06/19/2014 05:53 PM, Marc MERLIN wrote: >>> On Thu, Jun 19, 2014 at 03:50:16PM -0700, Josef Bacik wrote: >>>> Ok same drill as before, reset and apply this, hopefully no panic this >>>> time >>>> >>>> >>>> diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c >>>> index 65245a0..bca5240 100644 >>> >> >> Ok I see what it is but I want to get rid of the panicing so we're going >> to do this dance a few more times until it's just failing to mount instead >> of panicing, and then we'll fix the actual bug. Give this a whirl, and >> I've added another printk just to make sure what I think is happening is >> actually what's happening, so same drill as before. Thanks, > > Patch applied. The panic moved :) > Is it possible for me to get a btrfs-image of this fs? That would make this a lot faster. Thanks, Josef