Greeting, FYI, we noticed the following commit (built with gcc-9): commit: cee57556d6b7521f584f6dd989546ea17d170346 ("block: deprecate autoloading based on dev_t") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master in testcase: mdadm-selftests version: mdadm-selftests-x86_64-5f41845-1_20220129 with following parameters: disk: 1HDD test_prefix: 15 ucode: 0x28 on test machine: 8 threads 1 sockets Intel(R) Core(TM) i7-4790T CPU @ 2.70GHz with 16G memory caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): If you fix the issue, kindly add following tag Reported-by: kernel test robot (actually all tests failed as below, while pass on parent, detail results log attached) 2022-01-29 20:07:56 mkdir -p /var/tmp 2022-01-29 20:07:56 mke2fs -t ext3 -b 4096 -J size=4 -q /dev/sdb1 2022-01-29 20:08:35 mount -t ext3 /dev/sdb1 /var/tmp sed -e 's/{DEFAULT_METADATA}/1.2/g' \ -e 's,{MAP_PATH},/run/mdadm/map,g' mdadm.8.in > mdadm.8 /usr/bin/install -D -m 644 mdadm.8 /usr/share/man/man8/mdadm.8 /usr/bin/install -D -m 644 mdmon.8 /usr/share/man/man8/mdmon.8 /usr/bin/install -D -m 644 md.4 /usr/share/man/man4/md.4 /usr/bin/install -D -m 644 mdadm.conf.5 /usr/share/man/man5/mdadm.conf.5 /usr/bin/install -D -m 644 udev-md-raid-creating.rules /lib/udev/rules.d/01-md-raid-creating.rules /usr/bin/install -D -m 644 udev-md-raid-arrays.rules /lib/udev/rules.d/63-md-raid-arrays.rules /usr/bin/install -D -m 644 udev-md-raid-assembly.rules /lib/udev/rules.d/64-md-raid-assembly.rules /usr/bin/install -D -m 644 udev-md-clustered-confirm-device.rules /lib/udev/rules.d/69-md-clustered-confirm-device.rules /usr/bin/install -D -m 755 mdadm /sbin/mdadm /usr/bin/install -D -m 755 mdmon /sbin/mdmon Testing on linux-5.17.0-rc1-00001-gcee57556d6b7 kernel /lkp/benchmarks/mdadm-selftests/tests/15imsm-r0_3d_64k-migrate-r0_3d_256k... FAILED - see /var/tmp/15imsm-r0_3d_64k-migrate-r0_3d_256k.log and /var/tmp/fail15imsm-r0_3d_64k-migrate-r0_3d_256k.log for details Testing on linux-5.17.0-rc1-00001-gcee57556d6b7 kernel /lkp/benchmarks/mdadm-selftests/tests/15imsm-r5_3d_4k-migrate-r5_3d_256k... FAILED - see /var/tmp/15imsm-r5_3d_4k-migrate-r5_3d_256k.log and /var/tmp/fail15imsm-r5_3d_4k-migrate-r5_3d_256k.log for details Testing on linux-5.17.0-rc1-00001-gcee57556d6b7 kernel /lkp/benchmarks/mdadm-selftests/tests/15imsm-r5_3d_64k-migrate-r5_3d_256k... FAILED - see /var/tmp/15imsm-r5_3d_64k-migrate-r5_3d_256k.log and /var/tmp/fail15imsm-r5_3d_64k-migrate-r5_3d_256k.log for details Testing on linux-5.17.0-rc1-00001-gcee57556d6b7 kernel /lkp/benchmarks/mdadm-selftests/tests/15imsm-r5_6d_4k-migrate-r5_6d_256k... FAILED - see /var/tmp/15imsm-r5_6d_4k-migrate-r5_6d_256k.log and /var/tmp/fail15imsm-r5_6d_4k-migrate-r5_6d_256k.log for details Testing on linux-5.17.0-rc1-00001-gcee57556d6b7 kernel /lkp/benchmarks/mdadm-selftests/tests/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k... FAILED - see /var/tmp/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k.log and /var/tmp/fail15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k.log for details To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests sudo bin/lkp install job.yaml # job file is attached in this email bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run sudo bin/lkp run generated-yaml-file # if come across any failure that blocks the test, # please remove ~/.lkp and /lkp dir to run from a clean state. --- 0DAY/LKP+ Test Infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation Thanks, Oliver Sang