[ 1228.731231] scsi_debug:sdebug_driver_probe: scsi_debug: trim poll_queues to 0. poll_q/nr_hw = (0/1) [ 1228.740294] scsi host3: scsi_debug: version 0191 [20210520] dev_size_mb=6144, opts=0x0, submit_queues=1, statistics=0 [ 1228.753051] scsi 3:0:0:0: Direct-Access Linux scsi_debug 0191 PQ: 0 ANSI: 7 [ 1228.761641] sd 3:0:0:0: Attached scsi generic sg1 type 0 [ 1228.761778] sd 3:0:0:0: Power-on or device reset occurred [ 1228.792434] sd 3:0:0:0: [sdb] 12582912 512-byte logical blocks: (6.44 GB/6.00 GiB) [ 1228.810040] sd 3:0:0:0: [sdb] Write Protect is off [ 1228.814822] sd 3:0:0:0: [sdb] Mode Sense: 73 00 10 08 [ 1228.834855] sd 3:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA [ 1228.873424] sd 3:0:0:0: [sdb] Preferred minimum I/O size 512 bytes [ 1228.879600] sd 3:0:0:0: [sdb] Optimal transfer size 524288 bytes [ 1229.030153] sd 3:0:0:0: [sdb] Attached SCSI disk [ 1236.201934] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext2 [ 1237.492814] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1237.530740] EXT4-fs (sdb): mounted filesystem 399464ad-9680-47d1-9d17-32b39c5a31bb without journal. Quota mode: none. [ 1298.246372] EXT4-fs (sdb): unmounting filesystem 399464ad-9680-47d1-9d17-32b39c5a31bb. [ 1298.268261] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext3 [ 1300.006247] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1300.225059] EXT4-fs (sdb): mounted filesystem fc190e35-e183-4e89-963e-45a22b0691cd with ordered data mode. Quota mode: none. [ 1361.234178] EXT4-fs (sdb): unmounting filesystem fc190e35-e183-4e89-963e-45a22b0691cd. [ 1361.437378] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext4 [ 1362.370596] EXT4-fs (sdb): mounted filesystem f4441c62-c1ea-425f-bce4-95cfd3762a79 with ordered data mode. Quota mode: none. [ 1423.436244] EXT4-fs (sdb): unmounting filesystem f4441c62-c1ea-425f-bce4-95cfd3762a79. [ 1423.638533] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:xfs [ 1425.133394] XFS (sdb): Mounting V5 Filesystem 6f8df70b-6cc3-424f-bb95-fd4f19611a67 [ 1425.492942] XFS (sdb): Ending clean mount [ 1486.468347] XFS (sdb): Unmounting Filesystem 6f8df70b-6cc3-424f-bb95-fd4f19611a67 [ 1486.884608] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext2 [ 1488.145713] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1488.183579] EXT4-fs (sdb): mounted filesystem aaec71e5-73f4-41d2-a9da-786c06eae069 without journal. Quota mode: none. [ 1549.182164] EXT4-fs (sdb): unmounting filesystem aaec71e5-73f4-41d2-a9da-786c06eae069. [ 1549.203988] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext3 [ 1550.938756] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1551.157348] EXT4-fs (sdb): mounted filesystem b217a0fa-2fe7-4a69-8da0-61008687d445 with ordered data mode. Quota mode: none. [ 1612.140756] EXT4-fs (sdb): unmounting filesystem b217a0fa-2fe7-4a69-8da0-61008687d445. [ 1612.342758] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext4 [ 1613.262632] EXT4-fs (sdb): mounted filesystem 97a457bd-d6fc-4988-acc7-cd56190c576d with ordered data mode. Quota mode: none. [ 1674.289613] EXT4-fs (sdb): unmounting filesystem 97a457bd-d6fc-4988-acc7-cd56190c576d. [ 1674.491764] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:xfs [ 1676.016421] XFS (sdb): Mounting V5 Filesystem ba5ffc36-40d5-4426-8d36-69c41fda0aa4 [ 1676.376570] XFS (sdb): Ending clean mount [ 1737.469755] XFS (sdb): Unmounting Filesystem ba5ffc36-40d5-4426-8d36-69c41fda0aa4 [ 1737.837157] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext2 [ 1739.138279] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1739.176526] EXT4-fs (sdb): mounted filesystem c6a24edb-5893-466b-bb90-26081e6d6dcc without journal. Quota mode: none. [ 1799.913873] EXT4-fs (sdb): unmounting filesystem c6a24edb-5893-466b-bb90-26081e6d6dcc. [ 1799.935582] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext3 [ 1801.641216] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1801.859820] EXT4-fs (sdb): mounted filesystem 5e47f98c-dba5-4138-8558-eac9610ee7a6 with ordered data mode. Quota mode: none. [ 1862.820793] EXT4-fs (sdb): unmounting filesystem 5e47f98c-dba5-4138-8558-eac9610ee7a6. [ 1863.022902] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext4 [ 1863.935111] EXT4-fs (sdb): mounted filesystem e0436ac2-fd6b-4ddc-9c84-10f1cc56df59 with ordered data mode. Quota mode: none. [ 1924.949495] EXT4-fs (sdb): unmounting filesystem e0436ac2-fd6b-4ddc-9c84-10f1cc56df59. [ 1925.151661] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:xfs [ 1926.628823] XFS (sdb): Mounting V5 Filesystem bf3f5f85-3a6f-42bb-bf46-d6929586a179 [ 1926.988882] XFS (sdb): Ending clean mount [ 1987.986830] XFS (sdb): Unmounting Filesystem bf3f5f85-3a6f-42bb-bf46-d6929586a179 [ 1988.349374] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext2 [ 1989.580662] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 1989.618533] EXT4-fs (sdb): mounted filesystem fff35c67-f4c2-404b-b2de-7594ca3de7c0 without journal. Quota mode: none. [ 2050.410163] EXT4-fs (sdb): unmounting filesystem fff35c67-f4c2-404b-b2de-7594ca3de7c0. [ 2050.431950] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext3 [ 2052.113904] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 2052.332600] EXT4-fs (sdb): mounted filesystem 970abad2-61a9-46b7-95e7-a5a4e2d28f95 with ordered data mode. Quota mode: none. [ 2113.329247] EXT4-fs (sdb): unmounting filesystem 970abad2-61a9-46b7-95e7-a5a4e2d28f95. [ 2113.531436] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext4 [ 2114.437819] EXT4-fs (sdb): mounted filesystem 4100bdb6-bd25-4d7d-aa3d-188c9e949d5c with ordered data mode. Quota mode: none. [ 2175.465878] EXT4-fs (sdb): unmounting filesystem 4100bdb6-bd25-4d7d-aa3d-188c9e949d5c. [ 2175.668143] HOST:host3 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:xfs [ 2177.171435] XFS (sdb): Mounting V5 Filesystem 827be711-5876-4532-a869-167d3d8bdd96 [ 2177.531531] XFS (sdb): Ending clean mount [ 2238.725123] XFS (sdb): Unmounting Filesystem 827be711-5876-4532-a869-167d3d8bdd96 [ 2242.148639] sd 3:0:0:0: [sdb] Synchronizing SCSI cache