[ 1280.789641] scsi_debug:sdebug_driver_probe: scsi_debug: trim poll_queues to 0. poll_q/nr_hw = (0/1) [ 1280.798687] scsi host48: scsi_debug: version 0191 [20210520] dev_size_mb=6144, opts=0x0, submit_queues=1, statistics=0 [ 1280.811309] scsi 48:0:0:0: Direct-Access Linux scsi_debug 0191 PQ: 0 ANSI: 7 [ 1280.820148] sd 48:0:0:0: Attached scsi generic sg1 type 0 [ 1280.820274] sd 48:0:0:0: Power-on or device reset occurred [ 1280.851106] sd 48:0:0:0: [sdb] 12582912 512-byte logical blocks: (6.44 GB/6.00 GiB) [ 1280.868786] sd 48:0:0:0: [sdb] Write Protect is off [ 1280.873653] sd 48:0:0:0: [sdb] Mode Sense: 73 00 10 08 [ 1280.893689] sd 48:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA [ 1280.932378] sd 48:0:0:0: [sdb] Preferred minimum I/O size 512 bytes [ 1280.938640] sd 48:0:0:0: [sdb] Optimal transfer size 524288 bytes [ 1281.108603] sd 48:0:0:0: [sdb] Attached SCSI disk [ 1288.331843] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext2 [ 1289.642974] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1289.692151] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none. [ 1351.301484] EXT4-fs (sdb): unmounting filesystem. [ 1351.320176] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext3 [ 1352.963553] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1353.195185] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 1414.765785] EXT4-fs (sdb): unmounting filesystem. [ 1414.965485] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext4 [ 1415.923299] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 1477.378797] EXT4-fs (sdb): unmounting filesystem. [ 1477.578790] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:xfs [ 1479.112940] XFS (sdb): Mounting V5 Filesystem [ 1479.470009] XFS (sdb): Ending clean mount [ 1541.060982] XFS (sdb): Unmounting Filesystem [ 1541.470854] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext2 [ 1542.742064] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1542.790779] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none. [ 1604.229203] EXT4-fs (sdb): unmounting filesystem. [ 1604.247737] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext3 [ 1605.882173] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1606.111918] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 1667.638371] EXT4-fs (sdb): unmounting filesystem. [ 1667.838150] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext4 [ 1668.773422] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 1730.320173] EXT4-fs (sdb): unmounting filesystem. [ 1730.521524] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:xfs [ 1732.032073] XFS (sdb): Mounting V5 Filesystem [ 1732.389570] XFS (sdb): Ending clean mount [ 1793.974213] XFS (sdb): Unmounting Filesystem [ 1794.410384] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext2 [ 1795.691064] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1795.739770] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none. [ 1857.232936] EXT4-fs (sdb): unmounting filesystem. [ 1857.251019] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext3 [ 1858.911405] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1859.142753] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 1920.673154] EXT4-fs (sdb): unmounting filesystem. [ 1920.873040] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext4 [ 1921.783252] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 1983.354984] EXT4-fs (sdb): unmounting filesystem. [ 1983.554959] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:xfs [ 1985.061508] XFS (sdb): Mounting V5 Filesystem [ 1985.419686] XFS (sdb): Ending clean mount [ 2047.107135] XFS (sdb): Unmounting Filesystem [ 2047.478493] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext2 [ 2048.789244] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 2048.837938] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none. [ 2110.516271] EXT4-fs (sdb): unmounting filesystem. [ 2110.534593] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext3 [ 2112.188902] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 2112.419651] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 2173.776032] EXT4-fs (sdb): unmounting filesystem. [ 2173.975315] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext4 [ 2174.919800] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none. [ 2236.467831] EXT4-fs (sdb): unmounting filesystem. [ 2236.667867] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:xfs [ 2238.208955] XFS (sdb): Mounting V5 Filesystem [ 2238.575146] XFS (sdb): Ending clean mount [ 2300.296256] XFS (sdb): Unmounting Filesystem [ 2303.743529] sd 48:0:0:0: [sdb] Synchronizing SCSI cache