[ 1227.683266] scsi_debug:sdebug_driver_probe: scsi_debug: trim poll_queues to 0. poll_q/nr_hw = (0/1)
[ 1227.692311] scsi host48: scsi_debug: version 0191 [20210520]
                 dev_size_mb=6144, opts=0x0, submit_queues=1, statistics=0
[ 1227.704891] scsi 48:0:0:0: Direct-Access     Linux    scsi_debug       0191 PQ: 0 ANSI: 7
[ 1227.713668] sd 48:0:0:0: Power-on or device reset occurred
[ 1227.713820] sd 48:0:0:0: Attached scsi generic sg0 type 0
[ 1227.739237] sd 48:0:0:0: [sda] 12582912 512-byte logical blocks: (6.44 GB/6.00 GiB)
[ 1227.756904] sd 48:0:0:0: [sda] Write Protect is off
[ 1227.761780] sd 48:0:0:0: [sda] Mode Sense: 73 00 10 08
[ 1227.781817] sd 48:0:0:0: [sda] Write cache: enabled, read cache: enabled, supports DPO and FUA
[ 1227.820510] sd 48:0:0:0: [sda] Preferred minimum I/O size 512 bytes
[ 1227.826768] sd 48:0:0:0: [sda] Optimal transfer size 524288 bytes
[ 1227.998397] sd 48:0:0:0: [sda] Attached SCSI disk
[ 1235.201539] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:mq-deadline ,FSTYPE:ext2
[ 1236.483452] EXT4-fs (sda): mounting ext2 file system using the ext4 subsystem
[ 1236.532239] EXT4-fs (sda): mounted filesystem without journal. Quota mode: none.
[ 1298.026689] EXT4-fs (sda): unmounting filesystem.
[ 1298.045184] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:mq-deadline ,FSTYPE:ext3
[ 1299.682491] EXT4-fs (sda): mounting ext3 file system using the ext4 subsystem
[ 1299.913075] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 1361.434918] EXT4-fs (sda): unmounting filesystem.
[ 1361.634133] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:mq-deadline ,FSTYPE:ext4
[ 1362.633787] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 1424.165967] EXT4-fs (sda): unmounting filesystem.
[ 1424.366045] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:mq-deadline ,FSTYPE:xfs
[ 1425.853792] XFS (sda): Mounting V5 Filesystem
[ 1426.211500] XFS (sda): Ending clean mount
[ 1487.894136] XFS (sda): Unmounting Filesystem
[ 1488.320865] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:kyber ,FSTYPE:ext2
[ 1489.602101] EXT4-fs (sda): mounting ext2 file system using the ext4 subsystem
[ 1489.650413] EXT4-fs (sda): mounted filesystem without journal. Quota mode: none.
[ 1551.125621] EXT4-fs (sda): unmounting filesystem.
[ 1551.143993] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:kyber ,FSTYPE:ext3
[ 1552.791373] EXT4-fs (sda): mounting ext3 file system using the ext4 subsystem
[ 1553.020866] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 1614.499688] EXT4-fs (sda): unmounting filesystem.
[ 1614.699655] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:kyber ,FSTYPE:ext4
[ 1615.632689] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 1677.076101] EXT4-fs (sda): unmounting filesystem.
[ 1677.276741] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:kyber ,FSTYPE:xfs
[ 1678.812173] XFS (sda): Mounting V5 Filesystem
[ 1679.170386] XFS (sda): Ending clean mount
[ 1740.959212] XFS (sda): Unmounting Filesystem
[ 1741.449713] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:bfq ,FSTYPE:ext2
[ 1742.751006] EXT4-fs (sda): mounting ext2 file system using the ext4 subsystem
[ 1742.799399] EXT4-fs (sda): mounted filesystem without journal. Quota mode: none.
[ 1804.285491] EXT4-fs (sda): unmounting filesystem.
[ 1804.304480] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:bfq ,FSTYPE:ext3
[ 1805.925247] EXT4-fs (sda): mounting ext3 file system using the ext4 subsystem
[ 1806.156074] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 1867.655035] EXT4-fs (sda): unmounting filesystem.
[ 1867.854315] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:bfq ,FSTYPE:ext4
[ 1868.762662] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 1930.375845] EXT4-fs (sda): unmounting filesystem.
[ 1930.575636] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:bfq ,FSTYPE:xfs
[ 1932.121429] XFS (sda): Mounting V5 Filesystem
[ 1932.480237] XFS (sda): Ending clean mount
[ 1994.130921] XFS (sda): Unmounting Filesystem
[ 1994.517932] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:none ,FSTYPE:ext2
[ 1995.829236] EXT4-fs (sda): mounting ext2 file system using the ext4 subsystem
[ 1995.877903] EXT4-fs (sda): mounted filesystem without journal. Quota mode: none.
[ 2057.454421] EXT4-fs (sda): unmounting filesystem.
[ 2057.473126] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:none ,FSTYPE:ext3
[ 2059.128249] EXT4-fs (sda): mounting ext3 file system using the ext4 subsystem
[ 2059.359104] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 2120.811640] EXT4-fs (sda): unmounting filesystem.
[ 2121.011828] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:none ,FSTYPE:ext4
[ 2121.960373] EXT4-fs (sda): mounted filesystem with ordered data mode. Quota mode: none.
[ 2183.616869] EXT4-fs (sda): unmounting filesystem.
[ 2183.816758] HOST:host48 ,DISK:/dev/sda ,I/O SCHED:none ,FSTYPE:xfs
[ 2185.328900] XFS (sda): Mounting V5 Filesystem
[ 2185.686640] XFS (sda): Ending clean mount
[ 2247.297003] XFS (sda): Unmounting Filesystem
[ 2250.682423] sd 48:0:0:0: [sda] Synchronizing SCSI cache