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=-12.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 EC690C56202 for ; Thu, 26 Nov 2020 11:09:44 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id BC3DB20DD4 for ; Thu, 26 Nov 2020 11:09:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=gmx.net header.i=@gmx.net header.b="lP6zXQN3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BC3DB20DD4 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gmx.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 287596B0072; Thu, 26 Nov 2020 06:09:43 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 238036B0073; Thu, 26 Nov 2020 06:09:43 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 128EB6B0074; Thu, 26 Nov 2020 06:09:43 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0128.hostedemail.com [216.40.44.128]) by kanga.kvack.org (Postfix) with ESMTP id F081F6B0072 for ; Thu, 26 Nov 2020 06:09:42 -0500 (EST) Received: from smtpin09.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id B53063632 for ; Thu, 26 Nov 2020 11:09:42 +0000 (UTC) X-FDA: 77526299004.09.party97_04040ad2737e Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin09.hostedemail.com (Postfix) with ESMTP id 9DE58180AD802 for ; Thu, 26 Nov 2020 11:09:42 +0000 (UTC) X-HE-Tag: party97_04040ad2737e X-Filterd-Recvd-Size: 11440 Received: from mout.gmx.net (mout.gmx.net [212.227.17.22]) by imf16.hostedemail.com (Postfix) with ESMTP for ; Thu, 26 Nov 2020 11:09:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=gmx.net; s=badeba3b8450; t=1606388978; bh=MmCeN5YV1OURsXrout9HEz1mzgP2eNTTXFcgShPSCn4=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=lP6zXQN3JkD9OLgi5s+04FO+LGVWGleNlepm3XiendVHn/NVJPOofqZgrIUEySejO 1zjboHkWMjYh1x8bPZdAgQJU3hq4iYtN55dgjt6MbEngqyHYLbM6/5ffMHPOpoDxKX fNVbIEwEozhDfy1lmFtuMc4a8iVejH9M9Kr8x+7M= X-UI-Sender-Class: 01bb95c1-4bf8-414a-932a-4f6e2808ef9c Received: from [0.0.0.0] ([149.28.201.231]) by mail.gmx.com (mrgmx104 [212.227.17.174]) with ESMTPSA (Nemesis) id 1M6ll8-1ka05P3Qic-008IUc; Thu, 26 Nov 2020 12:09:38 +0100 Subject: Re: [btrfs] ccb0edc68b: xfstests.btrfs.179.fail To: kernel test robot , Josef Bacik Cc: David Sterba , LKML , Linux Memory Management List , lkp@lists.01.org, lkp@intel.com, linux-btrfs@vger.kernel.org References: <20201126085618.GA14546@xsang-OptiPlex-9020> 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: Thu, 26 Nov 2020 19:09:31 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: <20201126085618.GA14546@xsang-OptiPlex-9020> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="DUkPSf7xUDrrdwDYNRWRfHookxVrVlaFj" X-Provags-ID: V03:K1:yK3mbehoha8QXyrPEqoZo8Z/MtYXd7ZvjuluYfz8a1tPIEmG2Se cMA5AoFe4cLeSAxKcPn5jkgr+WHWRHOnBtonk0mgSUZwivsbeDe74lYxwbFbekpxbhiKRiC vkQM+4V232de/t9jPN6p3NCtOuqTxCZlOnCQi1diZzjiKrsRPxTry9O153lTclV9SPsVjgm Jq50fB3IkliAaOMgPPBow== X-UI-Out-Filterresults: notjunk:1;V03:K0:j4HZlottEtI=:LPTCs6WkonvuGLkKwj+9nE BT48wtP0BzmFITjOpx8wElBb3ufTMUFEKTv1bRyf9kRaWwdf8iwp3R8MK/9k30qrKzHNGVVIn ylifwPnB7pyXrIG+qo+Ny4ecemX04PPU55WrBBUUgY9bTcZjNwGwIv5KwP+LB7lODK37If3Yt gC6g6WiCFv0hiCuOSbN8k3Q3+6jPoBA/FNuOfo8jqYdThD+pl6q2tVJ3kwtuzzws0wjBFh0tq rytIcCDIqzAQvovfuaHmiNhszQ2vTy/zwK+kBPl+XglH6dmnYFIO8OK+c7prE0CNCYslMPMMH FEvAyifaxVdIcG/jBgahrr5R2HEJbLN0qganq8AMA5rLkLVWRygC3rJoTy4pbnKXil0p49ce6 owO7mZADo/K4B09l0IeYbfIbEMxsEgSpguGgXoh1QkQMxScYnwoUXWu9rx2xu9UYeHJAhhpXl uscDBafwN+EmEyuXk+NR1UyqvgjxwvBvC0TR2QMDLxSkhA3ArMrmA0yG/SuuFAp+X41IN4CeI D5yuU/fsuKRHYzUDZZa3XCwsslaL9Mx40RY7271EEdL/azofQ3kHK3AFJaSMT9RQuFZl/0IuP kAjjGn5jXOKmoElL9qrrke11bHsS7JkSEqH916yvFIK8cbapjuJ8aiq4p645aOUACMPwqRlVc YZrZFOZdcCczfdmqQ/6HlQf0HvxwVZWVLb4OecfT35mlp2axIEBPNc/Tk9c2d96oZpkxSy5/l 0orpdtmrDPnnaOT/Mwq1ZJPS4K79Z/vyb+dGuSCq5+H/MWJ4bhyFPX5bWgUCmYlq4Y4RyCZlL 48LOcQ4vG3Vh9n56QTz0FUer0rPe3DXviHdTk9pjyDW7VvNFYoShin0r4pBEAjbGnZaeQ1R+C j++mEskxjQaNVg8Ld+Jw== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --DUkPSf7xUDrrdwDYNRWRfHookxVrVlaFj Content-Type: multipart/mixed; boundary="zP1QjdMf2GUgiiZnAu4QLd2NJFqtDh0bW" --zP1QjdMf2GUgiiZnAu4QLd2NJFqtDh0bW Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable On 2020/11/26 =E4=B8=8B=E5=8D=884:56, kernel test robot wrote: >=20 > Greeting, >=20 > FYI, we noticed the following commit (built with gcc-9): >=20 > commit: ccb0edc68b690d0a62e9377ab509eb2f7cb610d3 ("btrfs: stop running = all delayed refs during snapshot") > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master= >=20 >=20 > in testcase: xfstests > version: xfstests-x86_64-d41dcbd-1_20201116 > with following parameters: >=20 > disk: 6HDD > fs: btrfs > test: btrfs-group-03 > ucode: 0x28 >=20 > test-description: xfstests is a regression test suite for xfs and other= files ystems. > test-url: git://git.kernel.org/pub/scm/fs/xfs/xfstests-dev.git >=20 >=20 > on test machine: 8 threads Intel(R) Core(TM) i7-4770 CPU @ 3.40GHz with= 8G memory >=20 > caused below changes (please refer to attached dmesg/kmsg for entire lo= g/backtrace): >=20 >=20 >=20 >=20 > If you fix the issue, kindly add following tag > Reported-by: kernel test robot >=20 > 2020-11-25 22:50:45 export TEST_DIR=3D/fs/sdb1 > 2020-11-25 22:50:45 export TEST_DEV=3D/dev/sdb1 > 2020-11-25 22:50:45 export FSTYP=3Dbtrfs > 2020-11-25 22:50:45 export SCRATCH_MNT=3D/fs/scratch > 2020-11-25 22:50:45 mkdir /fs/scratch -p > 2020-11-25 22:50:45 export SCRATCH_DEV_POOL=3D"/dev/sdb2 /dev/sdb3 /dev= /sdb4 /dev/sdb5 /dev/sdb6" > 2020-11-25 22:50:45 sed "s:^:btrfs/:" //lkp/benchmarks/xfstests/tests/b= trfs-group-03 > 2020-11-25 22:50:45 ./check btrfs/150 btrfs/151 btrfs/152 btrfs/153 btr= fs/155 btrfs/156 btrfs/157 btrfs/158 btrfs/159 btrfs/160 btrfs/161 btrfs/= 162 btrfs/163 btrfs/164 btrfs/165 btrfs/166 btrfs/167 btrfs/168 btrfs/169= btrfs/170 btrfs/171 btrfs/172 btrfs/173 btrfs/174 btrfs/175 btrfs/176 bt= rfs/177 btrfs/178 btrfs/179 btrfs/180 btrfs/181 btrfs/182 btrfs/183 btrfs= /184 btrfs/185 btrfs/186 btrfs/187 btrfs/188 btrfs/189 btrfs/190 btrfs/19= 1 btrfs/192 btrfs/193 btrfs/194 btrfs/195 btrfs/196 btrfs/197 btrfs/198 b= trfs/199 > FSTYP -- btrfs > PLATFORM -- Linux/x86_64 lkp-hsw-d01 5.10.0-rc5-00155-gccb0edc68b6= 9 #1 SMP Thu Nov 26 04:34:38 CST 2020 > MKFS_OPTIONS -- /dev/sdb2 > MOUNT_OPTIONS -- /dev/sdb2 /fs/scratch >=20 > btrfs/150 1s > btrfs/151 2s > btrfs/152 6s > btrfs/153 3s > btrfs/155 1s > btrfs/156 [not run] FITRIM not supported on /fs/scratch > btrfs/157 2s > btrfs/158 2s > btrfs/159 11s > btrfs/160 2s > btrfs/161 1s > btrfs/162 3s > btrfs/163 - output mismatch (see /lkp/benchmarks/xfstests/results//btrf= s/163.out.bad) > --- tests/btrfs/163.out 2020-11-16 06:09:57.000000000 +0000 > +++ /lkp/benchmarks/xfstests/results//btrfs/163.out.bad 2020-11-25 = 22:51:22.553853766 +0000 > @@ -1,8 +1,10 @@ > QA output created by 163 > +./common/btrfs: line 405: _require_loadable_fs_module: command not= found > -- golden -- > 0000000 abab abab abab abab abab abab abab abab > * > 20000000 > +./common/btrfs: line 412: _reload_fs_module: command not found > ... > (Run 'diff -u /lkp/benchmarks/xfstests/tests/btrfs/163.out /lkp/ben= chmarks/xfstests/results//btrfs/163.out.bad' to see the entire diff) > btrfs/164 [not run] Require module btrfs to be unloadable > btrfs/165 1s > btrfs/166 1s > btrfs/167 2s > btrfs/168 1s > btrfs/169 2s > btrfs/170 0s > btrfs/171 1s > btrfs/172 [not run] This test requires a valid $LOGWRITES_DEV > btrfs/173 1s > btrfs/174 1s > btrfs/175 15s > btrfs/176 6s > btrfs/177 8s > btrfs/178 1s > btrfs/179 _check_btrfs_filesystem: filesystem on /dev/sdb2 is inconsist= ent > (see /lkp/benchmarks/xfstests/results//btrfs/179.full for details) This is known false alert. When we have half dropped snapshots/subvolumes, btrfs check will report false qgroup mismatch. But if the kernel has fully dropped the subvolume/snapshot, the btrfs-progs will report the same accounting as kernel. I can workaround it by adding a "btrfs subv sync" to solve it for now. The root fix is to make btrfs-check to do the same qgroup accounting for half dropped subvolumes. Thanks, Qu >=20 > btrfs/180 4s > btrfs/181 3s > btrfs/182 3s > btrfs/183 1s > btrfs/184 2s > btrfs/185 1s > btrfs/186 1s > btrfs/187 192s > btrfs/188 1s > btrfs/189 2s > btrfs/190 [not run] This test requires a valid $LOGWRITES_DEV > btrfs/191 2s > btrfs/192 [not run] This test requires a valid $LOGWRITES_DEV > btrfs/193 2s > btrfs/194 181s > btrfs/195 489s > btrfs/196 [not run] This test requires a valid $LOGWRITES_DEV > btrfs/197 7s > btrfs/198 3s > btrfs/199 10s > Ran: btrfs/150 btrfs/151 btrfs/152 btrfs/153 btrfs/155 btrfs/156 btrfs/= 157 btrfs/158 btrfs/159 btrfs/160 btrfs/161 btrfs/162 btrfs/163 btrfs/164= btrfs/165 btrfs/166 btrfs/167 btrfs/168 btrfs/169 btrfs/170 btrfs/171 bt= rfs/172 btrfs/173 btrfs/174 btrfs/175 btrfs/176 btrfs/177 btrfs/178 btrfs= /179 btrfs/180 btrfs/181 btrfs/182 btrfs/183 btrfs/184 btrfs/185 btrfs/18= 6 btrfs/187 btrfs/188 btrfs/189 btrfs/190 btrfs/191 btrfs/192 btrfs/193 b= trfs/194 btrfs/195 btrfs/196 btrfs/197 btrfs/198 btrfs/199 > Not run: btrfs/156 btrfs/164 btrfs/172 btrfs/190 btrfs/192 btrfs/196 > Failures: btrfs/163 btrfs/179 > Failed 2 of 49 tests >=20 >=20 >=20 >=20 > To reproduce: >=20 > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > bin/lkp install job.yaml # job file is attached in this email > bin/lkp run job.yaml >=20 >=20 >=20 > Thanks, > Oliver Sang >=20 --zP1QjdMf2GUgiiZnAu4QLd2NJFqtDh0bW-- --DUkPSf7xUDrrdwDYNRWRfHookxVrVlaFj Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEELd9y5aWlW6idqkLhwj2R86El/qgFAl+/jOsACgkQwj2R86El /qhM7Qf/ffgKD4Ft8zGhAjS8F09EawVuOmEKISRKzJtml4WJifVTdoPmoXIO7d+Y KIBbPmVZ0hPnjV0Rd3wb1AxT2vVu6wdZJaUcnjjNjG2TUGMRoxCLFBeemtkweDT2 ilsxWBKL94Ljn14t6ozJr3tOY1MYMCCIXtKcc6W+h1BKWKalSf4islHBhVhJgmnO CIxnEomIxh/+/ZKZLUo5XuafPgHqlFLVYn4XaTX6BhztVo3w+F1Z4eZp0u64+TAY Kn/HNHN8t7Egd4Cqb8q7YsN7I8xB1hwnZC/JInk4oi7YqjFJv5Dy2fXKgsU3A0M/ XBNGmnOT0qpvtDhNUBIqEJIge1xW/w== =qiUP -----END PGP SIGNATURE----- --DUkPSf7xUDrrdwDYNRWRfHookxVrVlaFj--