From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A0AE3C282CB for ; Tue, 5 Feb 2019 18:28:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8387C20811 for ; Tue, 5 Feb 2019 18:28:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729983AbfBES23 (ORCPT ); Tue, 5 Feb 2019 13:28:29 -0500 Received: from mx2.suse.de ([195.135.220.15]:38632 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727397AbfBES23 (ORCPT ); Tue, 5 Feb 2019 13:28:29 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id CF01AB12C; Tue, 5 Feb 2019 18:28:27 +0000 (UTC) Received: by ds.suse.cz (Postfix, from userid 10065) id C0227DA7E3; Tue, 5 Feb 2019 19:27:49 +0100 (CET) Date: Tue, 5 Feb 2019 19:27:49 +0100 From: David Sterba To: David Sterba Cc: Dennis Zhou , David Sterba , Josef Bacik , Chris Mason , Omar Sandoval , Nick Terrell , Nikolay Borisov , kernel-team@fb.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 00/12] btrfs: add zstd compression level support Message-ID: <20190205182748.GY2900@twin.jikos.cz> Reply-To: dsterba@suse.cz Mail-Followup-To: dsterba@suse.cz, Dennis Zhou , David Sterba , Josef Bacik , Chris Mason , Omar Sandoval , Nick Terrell , Nikolay Borisov , kernel-team@fb.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org References: <20190204202008.51652-1-dennis@kernel.org> <20190205145753.GR2900@twin.jikos.cz> <20190205160302.GA89375@dennisz-mbp> <20190205162733.GT2900@suse.cz> <20190205163012.GB89375@dennisz-mbp> <20190205165113.GU2900@suse.cz> <20190205170749.GV2900@suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190205170749.GV2900@suse.cz> User-Agent: Mutt/1.5.23.1 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 05, 2019 at 06:07:49PM +0100, David Sterba wrote: > On Tue, Feb 05, 2019 at 05:51:13PM +0100, David Sterba wrote: > > On Tue, Feb 05, 2019 at 11:30:12AM -0500, Dennis Zhou wrote: > > > > > > Something is wrong, the patchset on top of 5.0-rc5 hangs in test > > > > > > btrfs/007, without a stacktrace. V1 was fine and I double checked that > > > > > > rc5 itself is fine. > > > > > > > > > > Hmmm, well that's awkward. I ran xfstests and that test passed on my > > > > > machine. I'll figure out the delta and submit a v3. Thanks David! > > > > > > > > It failed on a VM and 2 other physical machines, so it's not somethig > > > > related to the testing setup. > > > > > > Oh, I wasn't alluding to that. I'm more that sure it's my fault > > > somewhere along the line. > > > > Hang on, it's probably caused by fstests, as fssum is busy waiting > > somewhere, so it's not even kernel code. > > > > fstests a4235f29f780b15d9e87c0f2446a53b9e69c5e2d -- ok > > fstests 6d17c9076fe9d97d2411e5909e6b255e5e721fc3 (master) -- hangs > > Git bisect points to > > commit 04b405fa1f8d0cacde489f3d1c8771dfe7a34dc0 > Author: Zorro Lang > Date: Wed Jan 23 15:34:55 2019 +0800 > > common/dump: disable splice from FSSTRESS_AVOID So with this commit reverted, test btrfs/007 does not hang anymore.