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=-2.2 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,URIBL_BLOCKED,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 EE27ECA9ED5 for ; Tue, 5 Nov 2019 00:52:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B37DF21D71 for ; Tue, 5 Nov 2019 00:52:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="Q1udsTJ1" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729904AbfKEAwt (ORCPT ); Mon, 4 Nov 2019 19:52:49 -0500 Received: from mout.gmx.net ([212.227.15.19]:56093 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729035AbfKEAwt (ORCPT ); Mon, 4 Nov 2019 19:52:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1572915160; bh=UqNaJ1comd7X3ga4fhYiOx6a29s5rsn2PVtoRpZSuVA=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=Q1udsTJ1mDlIu/rW50oT0x/SzuUIzEwb+hxbK56yFiGssy+z1sAimuxDufyJQG/eE JcXudW443vp8iFs+hpn/03ux80VvrXTD1q96pJboKBObxXHp5/xAodiVJjnw/FAvRY 74P9Bjh26ZK8cFsgZjRE9RDRtlBAEMr9yvYbn4/o= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [0.0.0.0] ([13.231.109.76]) by mail.gmx.com (mrgmx004 [212.227.17.184]) with ESMTPSA (Nemesis) id 1M8ygO-1iXqoz1qsw-0067dp; Tue, 05 Nov 2019 01:52:40 +0100 Subject: Re: CPU: 6 PID: 13386 at fs/btrfs/ctree.h:1593 btrfs_update_device.cold+0x10/0x1b [btrfs] To: Tomasz Chmielewski Cc: linux-btrfs@vger.kernel.org References: <0a25bc52b9d3649d499b76d06e0d117b@wpkg.org> <94c49648ea714dcd1f087f24ee796115@wpkg.org> 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: Date: Tue, 5 Nov 2019 08:52:32 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.0 MIME-Version: 1.0 In-Reply-To: <94c49648ea714dcd1f087f24ee796115@wpkg.org> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="B9ptu0UfHjJLYN6aw9jil0ghgMfRZ6lkl" X-Provags-ID: V03:K1:w8acGYvGwEV5tVufb//DnymkcK8B/4RfceEUd58U50O53tUOW6Y pPTdZOun2KF9x8tUQFxHB6hdl1jRnSbBeDg7b9YvM/lWjZH8A1BBXISo6q4vHsmLoDRp1cY 59U7tjCG1ZDuEM9AbHIcIpwDHo8tB2AnwcLQzLAX44hTMzqaXtloSBbZqoXGySW86AEEdep TaeqOg5IKFs/0fJ0u6+uQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:kfJwe+cZCCE=:nLNnD6r3N5bkvkC/eLo89S xxrO6GJHUggFLlMyCJGGdOyYWvmRbB+0iJeJOW/TFhZ31bJDg0cZGPVaA7NemrDRiAUuRQ8gn +6/TUjzY4ABwNV2MCFRiKLrNy5SYviNmB5V+6nIdm+V6iRAcEInUdT/UtKKyfmqkuS7GJbXHL YyTm5zqwfS5EXO8a1sphUSNR5qQQueK2U4LRUiofE8Raeo/FYZDLf3aegVreREnoWCgFqrm0p IQ8AiaLKnm2f4UE2qFwj9xbNtQYv07eNWWV0bt4V0YMkedWEdHyDIs/QrPe9aPQmu29SYSZYp vgQntfRPLe24rOLYrp4c6s/bY2CMs22o2KokN+BgMEYyZ+tSrNz4fc4fICoLoZT8xIyaqe4z1 7is1X1W5jmgk5IFvMLdkX9ruO1Ccso820n5k0PwluLqs+j5Pb51sr8au9BL5F0fvyW0AtMZzp QYVfIEF7rjPgwO5fFfwkXYM4R0YDVjBCL2+9GrgEu/QWuWIFqcON46KpWLWgLZwHCJd1igdAe VC+KzYQl9GBV+z1F6hFUJgSr6yMRGw+82YqOSPIoKlda59AmS6OfonW56x8WQXXDFclbX4Rqe 4pj2OmyQfuiCIA8ZWofIZ5RFYMKD3EMEAbNRyZs3rhTaFlq7UulGyxbCfGf/5u4MBs2Ubkhzv n/e09o8DyB8imeO7ewe4Y3nVVgfr8iJdpj0NVJ3rMAMKRZpklHnkzJFERKKUdGvr69B7Y7AEZ UjBoTgFvbF5wuORsrvL6Qo4QMt1PFI/ygs9xs42BL0nr59nhvZ+OFhHdM0XUpdGB4nZuC5ERx cMBqadqC16WHuFrnwo1IT5Wi96EM1RWKTqjWvig9heeKHSDr7a3TqsLJyCEFmHLS8JOVa8ZMB +jeX6fcIGDH7L7UoAhnN5c0tRRVHp1bn6FUl+wT0QS3gC0cNkmX3YZSy3HHxNXw7JTgSdO1XQ ftEQTKuBUAWoqjKe863l+mWdQdQVAJ0H6qs3VW0kG0F5LQnruciPg60Uy41KSJk00+5mxX2vh 7eC7WD1G74Hhi4C9NeRc/+wFHDv8YAJBNH7qIJTYL7kGJbBNVSioVVXJaTa8mLJ/xJw8RYqT2 gv1ovVbg6cZhZWurpbKTJdmvXSB4ep7epX/TylZKgeutiOUaChm+G78az6Rg4SBaSJTa1n9d2 SOaxeCW+QCNVCm6NX5dYWPL/wemP14l2MT1FP1DZNeAGLCQLkWYrKQ6Gp+BrADW4agDlW2uaZ sOmUnk4KRgmaW97kf4IjSzvArxeiHCAi2x2U3gqZOZsRXwNNCGssyYfO5AYc= Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --B9ptu0UfHjJLYN6aw9jil0ghgMfRZ6lkl Content-Type: multipart/mixed; boundary="Uf12YxckWvrbGShSqiBcJPoGnTxdpBmgS" --Uf12YxckWvrbGShSqiBcJPoGnTxdpBmgS Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2019/11/5 =E4=B8=8A=E5=8D=888:47, Tomasz Chmielewski wrote: > On 2019-11-02 12:38, Qu Wenruo wrote: >> On 2019/11/2 =E4=B8=8A=E5=8D=889:13, Tomasz Chmielewski wrote: >>> I'm getting these recently from time to time (first noticed in 5.3.x,= >>> but maybe they were showing up before and I didn't notice). >>> >>> Everything seems to work fine so far. Anything to worry about? >> >> This is a warning about unaligned device size. >> >> You can either fix it by reducing the device size by 4K for each devic= e, >> or use btrfs rescue fix-dev-size unmounted to repair. >=20 > Unfortunately "btrfs rescue fix-device-size" doesn't seem to help. I'm > still seeing these entries in dmesg some time after using the command. >=20 > Also: >=20 > # umount /home >=20 > # btrfs rescue fix-device-size /dev/sdb4 > Fixed device size for devid 2, old size: 3950855921152 new size: > 3950855917568 > Fixed device size for devid 3, old size: 3950855921152 new size: > 3950855917568 > Fixed super total bytes, old size: 7901711842304 new size: 790171183513= 6 > Fixed unaligned/mismatched total_bytes for super block and device items= So far so good. >=20 > # btrfs rescue fix-device-size /dev/sdb4 > No device size related problem found >=20 > # btrfs rescue fix-device-size /dev/sda4 > No device size related problem found >=20 > # dmesg -c >=20 > # mount /home >=20 >=20 > Now let's try to unmount and see what "btrfs rescue fix-device-size" > shows again - I'd expect "No device size related problem found", correc= t? >=20 >=20 > # umount /home >=20 > # btrfs rescue fix-device-size /dev/sda4 > parent transid verify failed on 265344253952 wanted 42646 found 46119 > parent transid verify failed on 265344253952 wanted 42646 found 46119 > parent transid verify failed on 265344253952 wanted 42646 found 46119 This is not correct. What happened during your /home mount and unmount? The fs looks already screwed up. Thanks, Qu > Ignoring transid failure > Fixed super total bytes, old size: 7901711842304 new size: 790171183513= 6 > Fixed unaligned/mismatched total_bytes for super block and device items= >=20 > # btrfs rescue fix-device-size /dev/sda4 > No device size related problem found >=20 > # btrfs rescue fix-device-size /dev/sdb4 > No device size related problem found >=20 > # mount /home ; umount /home >=20 > # btrfs rescue fix-device-size /dev/sdb4 > parent transid verify failed on 265344253952 wanted 42646 found 46119 > parent transid verify failed on 265344253952 wanted 42646 found 46119 > parent transid verify failed on 265344253952 wanted 42646 found 46119 > Ignoring transid failure > Fixed super total bytes, old size: 7901711842304 new size: 790171183513= 6 > Fixed unaligned/mismatched total_bytes for super block and device items= >=20 > # mount /home >=20 >=20 >=20 > Tomasz Chmielewski > https://lxadm.com --Uf12YxckWvrbGShSqiBcJPoGnTxdpBmgS-- --B9ptu0UfHjJLYN6aw9jil0ghgMfRZ6lkl Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAl3Ax9AACgkQwj2R86El /qi2CAf/Tmd6eEdMph34QxRqho1UXu5NQBUBlzGsPxRFiHvpzqaAvCJFxC0D/gO5 QIXA3v35nClGOu+0zYl+NEFJyVrD9FbDJPiVSFqc9uuZRrkk9UKQVs3wDnjRpgMJ 9YZ5/275f0kK4HAyMlTNir8ec9vm7AMfCkABNTEMpA/4RCubh9LCrb3ttGnGhwKo EGrw8vMWBG0lYjXdR5eYb/n+32+Ot8XbrXgn1OjKTXz22sfhdeBUo0hOfyS/cQIZ gWBedyDWtgoffw/Sb9/Izk5hS89cZ9/OxmuytM4g5C6EhrdA56zwTOslObp/coef AoQm8olfdePiB8dIf0qrzVbwn1RWVw== =k0ML -----END PGP SIGNATURE----- --B9ptu0UfHjJLYN6aw9jil0ghgMfRZ6lkl--