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charset="us-ascii" Content-ID: <85E430B3C746584189470E5ACAE31D75@namprd04.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM8PR04MB8037.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: b05d8200-2581-456d-b1a9-08dae4a13f1d X-MS-Exchange-CrossTenant-originalarrivaltime: 23 Dec 2022 04:50:42.5499 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: //SlWFckY60dMHl/iYLuUvA3JcZzvE5UCw0W82OJZEjWbBEVoPkcFR9ZIc1G3L2qwRN8kZPAzL2eH5jsAPHxSYyBDZ0nc2JpktSR47DVV+Q= X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR04MB0300 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi all, I ran the latest blktests (git hash: b35866f2d0df) with v6.1 kernel and observed 5 test cases fail. I call for support to fix them. List of failure cases =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D #1: block/011 #2: block/024 #3: nvme/002 #4: nvme/016 #5: nvme/017 Failure description =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D #1: block/011 The test case fails with NVME devices due to lockdep WARNING "possible circular locking dependency detected". Reported in September [1] and sol= ution was discussed. A kernel fix patch was posted [2]. It may not be the best= fix. [1] https://lore.kernel.org/linux-block/20220930001943.zdbvolc3gkekfmcv@= shindev/ [2] https://lore.kernel.org/linux-nvme/20221012080318.705449-1-shinichir= o.kawasaki@wdc.com/ This test case shows different failure symptom with HDDs. Need further investigation. #2: block/024 Fails on slow machines. I suspect test case needs improvement. Need further investigation. block/024 (do I/O faster than a jiffy and check iostats times) [failed] runtime ... 4.347s --- tests/block/024.out 2022-12-06 20:51:41.525066605 +0900 +++ /home/shin/kts/kernel-test-suite/sets/blktests/log/runlog/nodev/blo= ck/024.out.bad 2022-12-07 12:51:03.610924521 +0900 @@ -6,5 +6,5 @@ read 1 s write 1 s read 2 s -write 3 s +write 4 s Test complete #3: nvme/002 #4: nvme/016 #5: nvme/017 The test cases fail with similar messages below. Reported in June [3]. Fixes in the test cases are expected. [3] https://lore.kernel.org/linux-nvme/20220609235329.4jbz4wr3eg2nmzqa@s= hindev/ nvme/002 (create many subsystems and test discovery) [failed] runtime ... 119.796s --- tests/nvme/002.out 2022-12-13 12:42:53.694306873 +0900 +++ /home/shin/kts/kernel-test-suite/sets/blktests/log/runlog/nodev/nvm= e/002.out.bad 2022-12-13 14:06:35.864050520 +0900 @@ -1,3003 +1,3006 @@ Running nvme/002 -Discovery Log Number of Records 1000, Generation counter X +Discovery Log Number of Records 1001, Generation counter X =3D=3D=3D=3D=3DDiscovery Log Entry 0=3D=3D=3D=3D=3D=3D trtype: loop -subnqn: blktests-subsystem-0 +subnqn: nqn.2014-08.org.nvmexpress.discovery ... (Run 'diff -u tests/nvme/002.out /home/shin/kts/kernel-test-suite/sets/= blktests/log/runlog/nodev/nvme/002.out.bad' to see the entire diff) nvme/016 (create/delete many NVMeOF block device-backed ns and test disc= overy) [failed] runtime ... 46.695s --- tests/nvme/016.out 2022-12-13 12:42:53.706306913 +0900 +++ /home/shin/kts/kernel-test-suite/sets/blktests/log/runlog/nodev/nvm= e/016.out.bad 2022-12-13 14:12:30.566239949 +0900 @@ -1,6 +1,9 @@ Running nvme/016 -Discovery Log Number of Records 1, Generation counter X +Discovery Log Number of Records 2, Generation counter X =3D=3D=3D=3D=3DDiscovery Log Entry 0=3D=3D=3D=3D=3D=3D trtype: loop +subnqn: nqn.2014-08.org.nvmexpress.discovery +=3D=3D=3D=3D=3DDiscovery Log Entry 1=3D=3D=3D=3D=3D=3D ... (Run 'diff -u tests/nvme/016.out /home/shin/kts/kernel-test-suite/sets/= blktests/log/runlog/nodev/nvme/016.out.bad' to see the entire diff) nvme/017 (create/delete many file-ns and test discovery) [failed] runtime ... 81.274s --- tests/nvme/017.out 2022-12-13 12:42:53.707306917 +0900 +++ /home/shin/kts/kernel-test-suite/sets/blktests/log/runlog/nodev/nvm= e/017.out.bad 2022-12-13 14:13:52.828515799 +0900 @@ -1,6 +1,9 @@ Running nvme/017 -Discovery Log Number of Records 1, Generation counter X +Discovery Log Number of Records 2, Generation counter X =3D=3D=3D=3D=3DDiscovery Log Entry 0=3D=3D=3D=3D=3D=3D trtype: loop +subnqn: nqn.2014-08.org.nvmexpress.discovery +=3D=3D=3D=3D=3DDiscovery Log Entry 1=3D=3D=3D=3D=3D=3D ... (Run 'diff -u tests/nvme/017.out /home/shin/kts/kernel-test-suite/sets/= blktests/log/runlog/nodev/nvme/017.out.bad' to see the entire diff) --=20 Shin'ichiro Kawasaki=