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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS 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 F3922C43461 for ; Tue, 15 Sep 2020 18:58:47 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BE25320720 for ; Tue, 15 Sep 2020 18:58:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727666AbgIOS6n (ORCPT ); Tue, 15 Sep 2020 14:58:43 -0400 Received: from mail.itouring.de ([85.10.202.141]:54836 "EHLO mail.itouring.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727713AbgIOS6U (ORCPT ); Tue, 15 Sep 2020 14:58:20 -0400 X-Greylist: delayed 609 seconds by postgrey-1.27 at vger.kernel.org; Tue, 15 Sep 2020 14:58:20 EDT Received: from tux.applied-asynchrony.com (p5ddd745f.dip0.t-ipconnect.de [93.221.116.95]) by mail.itouring.de (Postfix) with ESMTPSA id 7DCFB1250EE; Tue, 15 Sep 2020 20:48:07 +0200 (CEST) Received: from [192.168.100.223] (ragnarok.applied-asynchrony.com [192.168.100.223]) by tux.applied-asynchrony.com (Postfix) with ESMTP id 38FB4F01600; Tue, 15 Sep 2020 20:48:07 +0200 (CEST) Subject: Re: Changes in 5.8.x cause compsize/bees failure To: Zygo Blaxell , dsterba@suse.cz, A L , linux-btrfs@vger.kernel.org References: <632b888d-a3c3-b085-cdf5-f9bb61017d92@lechevalier.se> <20200915081725.GH1791@twin.jikos.cz> <20200915183438.GG5890@hungrycats.org> From: =?UTF-8?Q?Holger_Hoffst=c3=a4tte?= Organization: Applied Asynchrony, Inc. Message-ID: <2424bf74-2fae-025d-9e0d-0b1d3b5f6baa@applied-asynchrony.com> Date: Tue, 15 Sep 2020 20:48:07 +0200 MIME-Version: 1.0 In-Reply-To: <20200915183438.GG5890@hungrycats.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 2020-09-15 20:34, Zygo Blaxell wrote: > On Tue, Sep 15, 2020 at 10:17:25AM +0200, David Sterba wrote: >> On Sat, Sep 12, 2020 at 07:13:21PM +0200, A L wrote: >>> I noticed that in (at least 5.8.6 and 5.8.8) there is some change in >>> Btrfs kernel code that cause them to fail. >>> >>> For example compsize now often/usually fails with: "Regular extent's >>> header not 53 bytes (0) long?!?" >>> >>> Bees is having plenty of errors too, and does not succeed to read any >>> files (hash db is always empty). Perhaps this is an unrelated problem? >> >> The fix is now in stable queue, to be released in 5.8.10. Thanks for the >> report! > > And hopefully 5.4? 5.4.64 is also affected (and also fixed by Filipe's > patch). Yes, it is queued. You can always check what's coming: https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/queue-5.4 For other trees just see the parent dir. -h