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 B02F1CA9ED3 for ; Tue, 5 Nov 2019 01:06:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7475420848 for ; Tue, 5 Nov 2019 01:06:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="NKNxYhfW" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729784AbfKEBGz (ORCPT ); Mon, 4 Nov 2019 20:06:55 -0500 Received: from mout.gmx.net ([212.227.15.19]:44311 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728602AbfKEBGz (ORCPT ); Mon, 4 Nov 2019 20:06:55 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1572916010; bh=UQ7Bc/9e4fekTvNf7EU5BUMQXrba+2Dz9LccErz6Ijc=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=NKNxYhfWSCfdmbDEdArjbDy3O7rPfWkU1OG9IcddDrOoOOTGw9vSkAHzX8GY4/xMz aJxYHghChmEudi7Bw2BJXapnZgMYM/lRhj/yhFcHJmWLfKzU3b0jCnrBCYlrfIGEvF PZ9uQ/UJeg6UCMxMPzvKvj0CCjNPbAFKUK+CGKUU= 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 1MRmfo-1iLhRK1gBW-00TD4R; Tue, 05 Nov 2019 02:06:49 +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> <1e6ad65de01b6808bf9acf781e55dd47@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: <95982a1f-68dd-092a-3a47-3b8a6ffe67b3@gmx.com> Date: Tue, 5 Nov 2019 09:06:45 +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: <1e6ad65de01b6808bf9acf781e55dd47@wpkg.org> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="1Q1Td1oUTvCumwZD0MldMsaMV9Tp8WeJN" X-Provags-ID: V03:K1:bODs72/muO/+8xjfo5OlUnhCufFnqJT54Cj+Z+cLR/hz2OA+ys7 Cc34j46q0zCNI4K23PJ4oeLkpsB7+UDQULBELPorMCIob7C0vEqG3HYGm1sDgFTPzVaXhMM DcX9QzXg4v0Gcb5KoONu9hmBPn+YWJhcbdPAfLVpV1dk6Dd9WmKx5FrEiwKjMCXWPa9Kp0Y YGNCfdKQQnMmF3R1qj/HA== X-UI-Out-Filterresults: notjunk:1;V03:K0:PE5IFh24xNY=:3y7xFKw7C9b6EiT5yDie3/ +PL+rPeXHUy+XKZMQlVx/a5QIRo104fwQ7OkEX4AwxhXf0AIKPUfVs/deL1ZUHPQKAg3YZmm1 5sxlHdwjfkMfeOw71o8M2n1deiUH3LUxI/VF1IaQ+vtL9PBIgcM293Y5VjYkuD5JRn63nIDO8 H5B4A9mZl9gUfoYA/rRB08xYWml42gi/UUGYgJlEjW5yeu1IGvkmnzzLlfjsfi0ROGZlFlIK0 961LSysj1xjbDSu7svoes6cH53Vbplmjt0pawTfBZJXVwWns53ixKaRv7bvB3+KGxX29xC4xT +zLvwHW5UXSbBxM3BsMRN/ffFaEjc6DA0QQ0p+QJUOUd1OkxxW6JUukFnVhS4DKkbQinl5CSr c2drksGU6rteLF9o1ZCDHGEQL+ph2Mp9J6TnNoD5iILWiRdcUkR8DXYMzJ9N4YNadjmN9tIjZ XBBo37/yA7YMDHvswTMH9s2tyEEeBjE3yrW4OBO1sFvtiqWQp4UkEVfkNG0+IRcrf+lU3z7Za dwIIubrsf7MGi1t0eiHbPsVHXiupCyOp1z68RY6Bn2EozfC95GwyBeKK0Vr23eRe1dLyFl7Zi TPuZTc4pN/YcWRkAojpVid0+dAPCF2U4yZeaNeAuvPkiVCX+y3qcelJh/ycffV0Zkdn6zjIi6 +ywHcFWoyRJdlt3IFdGHM1l+QoGeDewIcQTTfP/LMfpC/A9jE9VWCVloKaqftiyiAn5iYVGxn y1lVHzqO6Zc+SCWif/3Cbl8v0td8TeRTx67q0lsaW18KuoPFSLYuBEf/ADggXsNJeepoKRUwT SOQZ5ddUIsbr0pDagm3yKRJSnkZVWttnK8HzvtWAqDBlbeIKwRqFUL7JtwneWbcPqIP5ROuZh rC0gKrlfDZytztumQavzeS7KWC56/qL3UowsHWQSivC7mho9X9uGOpLMGUGYe8R633438GUj7 Iwm+vFEobEyPI4tNYxSA8Jbm5hjWymUiSsY87KjkDEDGfmG3PSNtRSTKVZ2HWvlD0MfIoL8kR zGvFN67X3CUHQZYK7cTLL5b3910ieBRios4SNizFn9Wdr5SPOT1hI9SkX5c1nwsN+yb/WwV5k 0Rr8Vrjzlulsu5cjf9LFnUpM3LWxDH3qUjSLDlDi4KP9MIusa/36r/6etvF40Y92mUS2omqS8 PegF9wpm1El8mQ60ek0+w+nqrnkrOpnMVo4P3gZNQkA+xcRgup9EqZFsIDj3CK3WQuf5fWHYM NdHgS8BKabCZvDN53Blb9G6CbxPCxuP7v1N3OKR/bezxR8gti9eXxkJcMgYU= 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) --1Q1Td1oUTvCumwZD0MldMsaMV9Tp8WeJN Content-Type: multipart/mixed; boundary="M5t8EGyyZSMGaXEYsCGEqV1XimOSH5IjW" --M5t8EGyyZSMGaXEYsCGEqV1XimOSH5IjW 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=889:03, Tomasz Chmielewski wrote: > On 2019-11-05 09:52, Qu Wenruo wrote: >=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", >>> correct? >>> >>> >>> # umount /home >>> >>> # 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. >=20 > Nothing happened - it normally mounts/unmounts without errors. >=20 > Also scrub works without issues (a few days ago): >=20 > # btrfs scrub status /home > UUID:=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0 c94ea4a9-6d10-4e78-9b4a-ffe664386af2 > Scrub started:=C2=A0=C2=A0=C2=A0 Sat Nov=C2=A0 2 01:14:17 2019 > Status:=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 fin= ished > Duration:=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 0:55:23 > Total to scrub:=C2=A0=C2=A0 1.17TiB > Rate:=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0= =C2=A0 368.41MiB/s > Error summary:=C2=A0=C2=A0=C2=A0 no errors found >=20 >=20 > It also no longer shows "parent transid verify failed" after a few more= > cycles like this: >=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 > 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= When this transid mismatch happens, it's highly recommended to do a btrfs check on it. I won't be surprised by some error. >=20 > # btrfs rescue fix-device-size /dev/sda4 > No device size related problem found >=20 > # mount /home ; sync ; 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 > 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 ; sync ; umount /home >=20 > # btrfs rescue fix-device-size /dev/sda4 > No device size related problem found >=20 > # btrfs rescue fix-device-size /dev/sda4 > No device size related problem found >=20 > # mount /home ; sync ; umount /home >=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 >=20 > # date > /home/date.txt >=20 > # umount /home >=20 > # btrfs rescue fix-device-size /dev/sdb4 > No device size related problem found And that kernel warning still exists? Thanks, Qu >=20 >=20 >=20 > Tomasz Chmielewski > https://lxadm.com --M5t8EGyyZSMGaXEYsCGEqV1XimOSH5IjW-- --1Q1Td1oUTvCumwZD0MldMsaMV9Tp8WeJN Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAl3AyyUACgkQwj2R86El /qifHggAk2rHi0OBdG1ZEq9iqJkuyTfd20Qs5Ffvb0q/N9JCkHa7SSQP/AtN7tMO 57WRI4Ga8pjN9KjfeUtlEKg/simOVgUPZr+XKh+imKjVmefkh7/BMa4WcmxoGhi8 z1jv0CSufHDn+JmS3NcSGH0qxmQUcd6MXL0rHQ3sIiHsfd7fpgp/zlZIuHxlNLFL 825OttxcenwsZLYp1mTJYNdiflUy+qxsmq3H5TRMUJ+h5yavT7g5rKYmSCOP7tVF 9LiNE+aqeWcFaRt8IkDVv1Mmqz9T4RUKjTISXzIuJhySHcdHpt2cAiUrrTE/0+Ki kq863fgt4YUWw0znEiodfx/jqL6BhQ== =xgbu -----END PGP SIGNATURE----- --1Q1Td1oUTvCumwZD0MldMsaMV9Tp8WeJN--