From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752185AbdBMKnn (ORCPT ); Mon, 13 Feb 2017 05:43:43 -0500 Received: from prv3-mh.provo.novell.com ([137.65.250.26]:35116 "EHLO prv3-mh.provo.novell.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751539AbdBMKnm (ORCPT ); Mon, 13 Feb 2017 05:43:42 -0500 Subject: Re: S2ram + btrfs with recent kernel => soft lockup warning and hard hang To: Bastien ROUCARIES , "linux-kernel@vger.kernel.org" References: Cc: bo.li.liu@oracle.com, clm@fb.com From: Filipe Manana Message-ID: Date: Mon, 13 Feb 2017 10:43:32 +0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 02/12/2017 03:45 PM, Bastien ROUCARIES wrote: > Hi, > > Since 3.8 s2ram on btrfs system lead to hang. > > Could not save a trace will try to get a few picture but trace are similar to : > https://github.com/docker/docker/issues/15654 > and > https://patchwork.kernel.org/patch/8352811/ > > It is 100% reproducible. 3.8 is very old, and so is 3.19 (which is what you're running as shown in the github issue). Many fixes landed after 3.19. Just try a recent kernel. > > mount table > /dev/mapper/portable2015--bastien--vg-HOME on /var/cache/pbuilder type > btrfs (rw,relatime,lazytime,compress=zlib,space_cache,subvolid=934,subvol=/pbuilder) > /dev/mapper/portable2015--bastien--vg-HOME on /home type btrfs > (rw,nosuid,nodev,relatime,lazytime,compress=zlib,space_cache,subvolid=933,subvol=/home) > > btrfs is over dm-crypt > > Bastien >