[ 1236.187421] scsi_debug:sdebug_driver_probe: scsi_debug: trim poll_queues to 0. poll_q/nr_hw = (0/1)
[ 1236.196465] scsi host48: scsi_debug: version 0191 [20210520]
                 dev_size_mb=6144, opts=0x0, submit_queues=1, statistics=0
[ 1236.209052] scsi 48:0:0:0: Direct-Access     Linux    scsi_debug       0191 PQ: 0 ANSI: 7
[ 1236.217697] sd 48:0:0:0: Attached scsi generic sg1 type 0
[ 1236.217853] sd 48:0:0:0: Power-on or device reset occurred
[ 1236.248661] sd 48:0:0:0: [sdb] 12582912 512-byte logical blocks: (6.44 GB/6.00 GiB)
[ 1236.266333] sd 48:0:0:0: [sdb] Write Protect is off
[ 1236.271215] sd 48:0:0:0: [sdb] Mode Sense: 73 00 10 08
[ 1236.291263] sd 48:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA
[ 1236.329996] sd 48:0:0:0: [sdb] Preferred minimum I/O size 512 bytes
[ 1236.336252] sd 48:0:0:0: [sdb] Optimal transfer size 524288 bytes
[ 1236.489599] sd 48:0:0:0: [sdb] Attached SCSI disk
[ 1243.692414] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext2
[ 1244.974670] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem
[ 1245.023189] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none.
[ 1306.522221] EXT4-fs (sdb): unmounting filesystem.
[ 1306.540321] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext3
[ 1308.184344] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem
[ 1308.415674] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 1369.901907] EXT4-fs (sdb): unmounting filesystem.
[ 1370.101129] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext4
[ 1371.024602] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 1432.432654] EXT4-fs (sdb): unmounting filesystem.
[ 1432.631839] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:xfs
[ 1434.143707] XFS (sdb): Mounting V5 Filesystem
[ 1434.500878] XFS (sdb): Ending clean mount
[ 1496.036051] XFS (sdb): Unmounting Filesystem
[ 1496.432232] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext2
[ 1497.743219] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem
[ 1497.792084] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none.
[ 1559.198646] EXT4-fs (sdb): unmounting filesystem.
[ 1559.218184] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext3
[ 1560.831877] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem
[ 1561.061801] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 1622.502712] EXT4-fs (sdb): unmounting filesystem.
[ 1622.703532] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext4
[ 1623.623888] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 1685.167695] EXT4-fs (sdb): unmounting filesystem.
[ 1685.367927] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:xfs
[ 1686.872404] XFS (sdb): Mounting V5 Filesystem
[ 1687.229661] XFS (sdb): Ending clean mount
[ 1748.859787] XFS (sdb): Unmounting Filesystem
[ 1749.280163] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext2
[ 1750.546982] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem
[ 1750.595807] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none.
[ 1812.109176] EXT4-fs (sdb): unmounting filesystem.
[ 1812.127603] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext3
[ 1813.721457] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem
[ 1813.951761] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 1875.398366] EXT4-fs (sdb): unmounting filesystem.
[ 1875.598344] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext4
[ 1876.543245] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 1938.124780] EXT4-fs (sdb): unmounting filesystem.
[ 1938.324738] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:xfs
[ 1939.851292] XFS (sdb): Mounting V5 Filesystem
[ 1940.209270] XFS (sdb): Ending clean mount
[ 2001.770923] XFS (sdb): Unmounting Filesystem
[ 2002.158597] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext2
[ 2003.489190] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem
[ 2003.537554] EXT4-fs (sdb): mounted filesystem without journal. Quota mode: none.
[ 2064.991127] EXT4-fs (sdb): unmounting filesystem.
[ 2065.009794] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext3
[ 2066.708916] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem
[ 2066.939580] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 2128.434271] EXT4-fs (sdb): unmounting filesystem.
[ 2128.634800] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext4
[ 2129.549945] EXT4-fs (sdb): mounted filesystem with ordered data mode. Quota mode: none.
[ 2191.117409] EXT4-fs (sdb): unmounting filesystem.
[ 2191.317769] HOST:host48 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:xfs
[ 2192.850497] XFS (sdb): Mounting V5 Filesystem
[ 2193.207972] XFS (sdb): Ending clean mount
[ 2254.934840] XFS (sdb): Unmounting Filesystem
[ 2258.333187] sd 48:0:0:0: [sdb] Synchronizing SCSI cache