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=-2.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 17A08C33CB1 for ; Fri, 17 Jan 2020 08:06:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C76BE2072B for ; Fri, 17 Jan 2020 08:06:38 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="lz9N/MUT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729125AbgAQIGi (ORCPT ); Fri, 17 Jan 2020 03:06:38 -0500 Received: from mout.gmx.net ([212.227.15.15]:52737 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727002AbgAQIGh (ORCPT ); Fri, 17 Jan 2020 03:06:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1579248000; bh=41nz2FT0kF2RA1Mk6cUEAOucM9qdkVZlSvZ8Unu69qc=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=lz9N/MUTx31WHf62pCyhCTBF1AdPy6gUPGHgx4FU/agjCP9vvuD1pwJEKfO9vGusD AMVhR0bXQP9MC/MKqqIHH9E1O9bpvpUshO/GwgiQlBHa+NNHkT45EAhL4O1+UVDRgC LrXjnDCNz7CMbjxSAbgzJb78rRB4ce/3H1vq1ToM= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx005 [212.227.17.184]) with ESMTPSA (Nemesis) id 1MIdeR-1iom1y3GXF-00Eaqn; Fri, 17 Jan 2020 09:00:00 +0100 Subject: Re: read time tree block corruption detected To: Peter Luladjiev , Nikolay Borisov Cc: linux-btrfs References: <6ba43f60-22d1-52da-0e9a-8561b9560481@suse.com> <53da4b02-6532-5bb9-391c-720947bac7f1@suse.com> From: Qu Wenruo Autocrypt: addr=quwenruo.btrfs@gmx.com; prefer-encrypt=mutual; keydata= mQENBFnVga8BCACyhFP3ExcTIuB73jDIBA/vSoYcTyysFQzPvez64TUSCv1SgXEByR7fju3o 8RfaWuHCnkkea5luuTZMqfgTXrun2dqNVYDNOV6RIVrc4YuG20yhC1epnV55fJCThqij0MRL 1NxPKXIlEdHvN0Kov3CtWA+R1iNN0RCeVun7rmOrrjBK573aWC5sgP7YsBOLK79H3tmUtz6b 9Imuj0ZyEsa76Xg9PX9Hn2myKj1hfWGS+5og9Va4hrwQC8ipjXik6NKR5GDV+hOZkktU81G5 gkQtGB9jOAYRs86QG/b7PtIlbd3+pppT0gaS+wvwMs8cuNG+Pu6KO1oC4jgdseFLu7NpABEB AAG0IlF1IFdlbnJ1byA8cXV3ZW5ydW8uYnRyZnNAZ214LmNvbT6JAU4EEwEIADgCGwMFCwkI BwIGFQgJCgsCBBYCAwECHgECF4AWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCXZw1oQAKCRDC PZHzoSX+qCY6CACd+mWu3okGwRKXju6bou+7VkqCaHTdyXwWFTsr+/0ly5nUdDtT3yEVggPJ 3VP70wjlrxUjNjFb6iIvGYxiPOrop1NGwGYvQktgRhaIhALG6rPoSSAhGNjwGVRw0km0PlIN D29BTj/lYEk+jVM1YL0QLgAE1AI3krihg/lp/fQT53wLhR8YZIF8ETXbClQG1vJ0cllPuEEv efKxRyiTSjB+PsozSvYWhXsPeJ+KKjFen7ebE5reQTPFzSHctCdPnoR/4jSPlnTlnEvLeqcD ZTuKfQe1gWrPeevQzgCtgBF/WjIOeJs41klnYzC3DymuQlmFubss0jShLOW8eSOOWhLRuQEN BFnVga8BCACqU+th4Esy/c8BnvliFAjAfpzhI1wH76FD1MJPmAhA3DnX5JDORcgaCbPEwhLj 1xlwTgpeT+QfDmGJ5B5BlrrQFZVE1fChEjiJvyiSAO4yQPkrPVYTI7Xj34FnscPj/IrRUUka 68MlHxPtFnAHr25VIuOS41lmYKYNwPNLRz9Ik6DmeTG3WJO2BQRNvXA0pXrJH1fNGSsRb+pK EKHKtL1803x71zQxCwLh+zLP1iXHVM5j8gX9zqupigQR/Cel2XPS44zWcDW8r7B0q1eW4Jrv 0x19p4P923voqn+joIAostyNTUjCeSrUdKth9jcdlam9X2DziA/DHDFfS5eq4fEvABEBAAGJ ATwEGAEIACYCGwwWIQQt33LlpaVbqJ2qQuHCPZHzoSX+qAUCXZw1rgUJCWpOfwAKCRDCPZHz oSX+qFcEB/95cs8cM1OQdE/GgOfCGxwgckMeWyzOR7bkAWW0lDVp2hpgJuxBW/gyfmtBnUai fnggx3EE3ev8HTysZU9q0h+TJwwJKGv6sUc8qcTGFDtavnnl+r6xDUY7A6GvXEsSoCEEynby 72byGeSovfq/4AWGNPBG1L61Exl+gbqfvbECP3ziXnob009+z9I4qXodHSYINfAkZkA523JG ap12LndJeLk3gfWNZfXEWyGnuciRGbqESkhIRav8ootsCIops/SqXm0/k+Kcl4gGUO/iD/T5 oagaDh0QtOd8RWSMwLxwn8uIhpH84Q4X1LadJ5NCgGa6xPP5qqRuiC+9gZqbq4Nj Message-ID: <70cf34c3-a035-bf60-6920-59cc0c6cc329@gmx.com> Date: Fri, 17 Jan 2020 15:59:56 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:LmkXEgOqsrL/tRBDabZldX3CbgbtlSpw01+IQJD+dTPPJcEFOKg +/awMIazDTZLaYvpkrpan+jIMNrTNYO4tofj/gqzPs6OJLiNKaGzAdA+SG78Sh1N3eHNGgB nN3BuZbCa0pbno80v4IcSWHQYda9X2Gq0mdqi/J1Hn9rBT8pg1tSXa6cIIQM78I+PM/mqlP xZEberblVcK0v61gxnH0A== X-UI-Out-Filterresults: notjunk:1;V03:K0:2etCY83QMFo=:O3Y/aHtwf5Dh6cRC5+Fzti hrk1PL8AMqWGgheJzAvgZXoqHH24ok6Qj6vFDb5y/QnwG8MuVXVH4MA7dVG0HohbNd0nAZDqu fxZRUCiQojKvF/sjMwQbRbyj51cBWrWtU6X2hnhmT65EelDu5IGO6GtjlMAv+16+GVw6gntoh g8WSi/O4thtpq7uP7pqo5hWbP2rrKq+Ushippd1EcsXoleSlGptK8n/L2DlAP4kjlOvavi29u k5Gm3RgJq9drKYXobjKBiQve2Y5J7KStisuCYfWyyokCYjwsuKJOEGH1RSF50E8+5wFEzXyB6 sIwl//dVh5GupaZ3nEJPuXavWmkLOg4WN/fAoct9ktyiCepf++PlC0UwqNQMRr326qc9osyvw RE09XNoMehgSHz7IJh+Ui+MQ2dNXLUcRsnk4URKkt3ELVNtjuiN8RdmeQxs+eGc+AdyROS+8t jkw3nyLZ/AXMpj74Qqvd+2QHxrNeCYXQi9SrBQ3NojJ7RayQ1Y/dVfo+Ffr6hj+7uX0OPl3Le cj9ifLR3hypq3u9U7vHrqSVthLFRId1TJFJy8HebA95uTzTirTU8dlqmSd/Lrlw51sl4aCwss umlYCTQdhe5z/DzTJ20NyKx7IUAogW7JGTF8aPudLhGpvOoPiU5DDUjvXTAnM4BFT5qqYy0QX xBltzqWJ2UTn4RMO0dTnZmeoUd0JAMdBpUt0MSpk7WOfraS+uUBcksSJFUTYFRlE7KRD3oIm0 cXP8XTJ9mgKWc23JauWAOeNUpDHlgZW8nCJ7Scl0eq0GDMEebS+W52myc290w0DiJCae9gh4i Q5nAtdruQbBssuLeSyvnr0c4h0qHahVjKRRodG4knriZujXW5uF6TX8olqRphfhR4zppgXfcS CgY2FDqw/spSZp/iQKV3GRhLThokokZrTpB95GHQxJ5vKxJhK1V9ubdRVkLMnUYeNJjBQVwCz 1+JUuriFD3H4GbwyqpgUxedCU0EsqGnQM+dteXzaZMOfKcu9C/kNOzJMwfBSn7q6GqE21pM4U P+EMNvWac6jGq8lqADfZz2lHki9GKUId2xVEjK5wx+MX2CoJBsFcYU21//DlOq/n7ALq0fQEZ +siZnHzvh4dd5Ut0WzsCcvD/rPDeDu6Phj9YlusiB1z4iJ4v85WAfuTefzzgPqFDv7BgMc1tE OveZi3guPsPa+EpvJfqYaiWQdtBwrBwUhcei471qQieCzd6Tqgp929r1gcrSCvsNHjyaiYrgh j5UWY5V2Gb5LmaPYSknkeTusubZwCmD7/m4To0Euhi2tEQmMbftVVDULjwdg= Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On 2020/1/17 =E4=B8=8B=E5=8D=883:54, Peter Luladjiev wrote: > Should I run with repair flag? Please only run --repair with the fs unmounted. Thanks, Qu > > On Fri, 17 Jan 2020 at 09:51, Peter Luladjiev wrot= e: >> >> Here is the output: >> >> btrfs check --force --mode lowmem /dev/mapper/system-root >> >> Opening filesystem to check... >> WARNING: filesystem mounted, continuing because of --force >> Checking filesystem on /dev/mapper/system-root >> UUID: 9639a3e6-cd08-4270-b4d1-d2946d2b8d2e >> [1/7] checking root items >> [2/7] checking extents >> [3/7] checking free space cache >> btrfs: space cache generation (539645) does not match inode (539641) >> failed to load free space cache for block group 22020096 >> btrfs: space cache generation (539645) does not match inode (539641) >> failed to load free space cache for block group 1095761920 >> btrfs: space cache generation (539643) does not match inode (539640) >> failed to load free space cache for block group 102161711104 >> [4/7] checking fs roots >> [5/7] checking only csums items (without verifying data) >> [6/7] checking root refs done with fs roots in lowmem mode, skipping >> [7/7] checking quota groups skipped (not enabled on this FS) >> found 53501751296 bytes used, no error found >> total csum bytes: 43476196 >> total tree bytes: 1552203776 >> total fs tree bytes: 1422196736 >> total extent tree bytes: 70172672 >> btree space waste bytes: 276902557 >> file data blocks allocated: 331882188800 >> referenced 105424904192 >> >> On Fri, 17 Jan 2020 at 09:34, Nikolay Borisov wrote= : >>> >>> >>> >>> On 16.01.20 =D0=B3. 18:53 =D1=87., Peter Luladjiev wrote: >>>> Hello, thanks for helping, here is the output: >>>> >>>> btrfs check --force /dev/mapper/system-root >>>> >>>> Opening filesystem to check... >>>> WARNING: filesystem mounted, continuing because of --force >>>> Checking filesystem on /dev/mapper/system-root >>>> UUID: 9639a3e6-cd08-4270-b4d1-d2946d2b8d2e >>>> [1/7] checking root items >>>> [2/7] checking extents >>>> ref mismatch on [1497018368 4096] extent item 72057183177116417, foun= d 1 >>>> incorrect local backref count on 1497022464 parent 51611369472 owner = 0 >>>> offset 0 found 1 wanted 3087007745 back 0x564582174c70 >>>> backpointer mismatch on [1497022464 4096] >>>> ERROR: errors found in extent allocation tree or chunk allocation >>>> [3/7] checking free space cache >>>> [4/7] checking fs roots >>>> [5/7] checking only csums items (without verifying data) >>>> [6/7] checking root refs >>>> [7/7] checking quota groups skipped (not enabled on this FS) >>>> found 53532647424 bytes used, error(s) found >>>> total csum bytes: 43476204 >>>> total tree bytes: 1551368192 >>>> total fs tree bytes: 1421295616 >>>> total extent tree bytes: 70238208 >>>> btree space waste bytes: 276638054 >>>> file data blocks allocated: 331679563776 >>>> referenced 105423634432 >>>> >>> >>> >>> Right so it seems this the only error. Just to be sure run btrfs check >>> --mode lowmem since it provides more readable output. If this is the >>> only error in the filesystem then btrfs check --repair --mode lowmem >>> should be able to fix it.