[ 220.329434] scsi_debug:sdebug_driver_probe: scsi_debug: trim poll_queues to 0. poll_q/nr_hw = (0/1) [ 220.330359] scsi host7: scsi_debug: version 0191 [20210520] dev_size_mb=6144, opts=0x0, submit_queues=1, statistics=0 [ 220.331780] scsi 7:0:0:0: Direct-Access Linux scsi_debug 0191 PQ: 0 ANSI: 7 [ 220.333773] sd 7:0:0:0: Power-on or device reset occurred [ 220.336441] sd 7:0:0:0: [sdb] 12582912 512-byte logical blocks: (6.44 GB/6.00 GiB) [ 220.338330] sd 7:0:0:0: [sdb] Write Protect is off [ 220.339032] sd 7:0:0:0: [sdb] Mode Sense: 73 00 10 08 [ 220.341080] sd 7:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA [ 220.345205] sd 7:0:0:0: [sdb] Preferred minimum I/O size 512 bytes [ 220.345973] sd 7:0:0:0: [sdb] Optimal transfer size 524288 bytes [ 220.376499] sd 7:0:0:0: [sdb] Attached SCSI disk [ 227.504480] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext2 [ 228.175857] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 228.181093] EXT4-fs (sdb): mounted filesystem e0e6d6da-b65d-48cb-9a5f-a3d56cc0e25b without journal. Quota mode: none. [ 288.738605] EXT4-fs (sdb): unmounting filesystem e0e6d6da-b65d-48cb-9a5f-a3d56cc0e25b. [ 288.745486] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext3 [ 289.327412] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 289.351677] EXT4-fs (sdb): mounted filesystem a7506b39-47e6-4a27-ac87-6931ce45126b with ordered data mode. Quota mode: none. [ 349.796995] EXT4-fs (sdb): unmounting filesystem a7506b39-47e6-4a27-ac87-6931ce45126b. [ 349.958344] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:ext4 [ 350.232858] EXT4-fs (sdb): mounted filesystem d96dab42-7fee-43c2-8f51-1c2ae9380840 with ordered data mode. Quota mode: none. [ 410.692807] EXT4-fs (sdb): unmounting filesystem d96dab42-7fee-43c2-8f51-1c2ae9380840. [ 410.853766] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:none ,FSTYPE:xfs [ 411.162563] XFS (sdb): Mounting V5 Filesystem 91651b57-074f-4999-9e60-8c6bae159719 [ 411.203105] XFS (sdb): Ending clean mount [ 471.667798] XFS (sdb): Unmounting Filesystem 91651b57-074f-4999-9e60-8c6bae159719 [ 471.896972] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext2 [ 472.161813] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 472.166982] EXT4-fs (sdb): mounted filesystem ae379770-4d98-4e7d-a66f-886cefa5af79 without journal. Quota mode: none. [ 532.614781] EXT4-fs (sdb): unmounting filesystem ae379770-4d98-4e7d-a66f-886cefa5af79. [ 532.621581] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext3 [ 533.203424] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 533.227757] EXT4-fs (sdb): mounted filesystem d0642b8b-92a9-4012-8138-9607c30654d7 with ordered data mode. Quota mode: none. [ 593.669064] EXT4-fs (sdb): unmounting filesystem d0642b8b-92a9-4012-8138-9607c30654d7. [ 593.829654] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:ext4 [ 594.108870] EXT4-fs (sdb): mounted filesystem f9c5de7d-5cfc-436e-9e3f-d01faf18ee87 with ordered data mode. Quota mode: none. [ 654.569064] EXT4-fs (sdb): unmounting filesystem f9c5de7d-5cfc-436e-9e3f-d01faf18ee87. [ 654.729968] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:mq-deadline ,FSTYPE:xfs [ 654.969939] XFS (sdb): Mounting V5 Filesystem a762cc5d-2967-4d07-a84e-68fce7322b58 [ 655.011034] XFS (sdb): Ending clean mount [ 715.471801] XFS (sdb): Unmounting Filesystem a762cc5d-2967-4d07-a84e-68fce7322b58 [ 715.702160] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext2 [ 715.970467] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 715.975400] EXT4-fs (sdb): mounted filesystem d3fa688a-5b37-427c-ad5e-a72911ccea22 without journal. Quota mode: none. [ 776.416622] EXT4-fs (sdb): unmounting filesystem d3fa688a-5b37-427c-ad5e-a72911ccea22. [ 776.423453] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext3 [ 777.009034] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 777.032983] EXT4-fs (sdb): mounted filesystem f5db4a8e-d29f-4289-8bae-be12d6763535 with ordered data mode. Quota mode: none. [ 837.479138] EXT4-fs (sdb): unmounting filesystem f5db4a8e-d29f-4289-8bae-be12d6763535. [ 837.639725] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:ext4 [ 837.916965] EXT4-fs (sdb): mounted filesystem 36e114f5-88fa-410c-a810-0974c715ac2d with ordered data mode. Quota mode: none. [ 898.377006] EXT4-fs (sdb): unmounting filesystem 36e114f5-88fa-410c-a810-0974c715ac2d. [ 898.537823] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:kyber ,FSTYPE:xfs [ 898.776426] XFS (sdb): Mounting V5 Filesystem 804ef3e1-df73-41e6-b16a-cb2190e13ce0 [ 898.817557] XFS (sdb): Ending clean mount [ 959.293523] XFS (sdb): Unmounting Filesystem 804ef3e1-df73-41e6-b16a-cb2190e13ce0 [ 959.527457] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext2 [ 959.799265] EXT4-fs (sdb): mounting ext2 file system using the ext4 subsystem [ 959.804340] EXT4-fs (sdb): mounted filesystem d15863e8-a626-44b4-8d64-6d1d6a462036 without journal. Quota mode: none. [ 1020.253942] EXT4-fs (sdb): unmounting filesystem d15863e8-a626-44b4-8d64-6d1d6a462036. [ 1020.261071] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext3 [ 1020.843648] EXT4-fs (sdb): mounting ext3 file system using the ext4 subsystem [ 1020.867774] EXT4-fs (sdb): mounted filesystem 144e4fab-4d93-4e66-b88c-4e7d916927c3 with ordered data mode. Quota mode: none. [ 1081.327187] EXT4-fs (sdb): unmounting filesystem 144e4fab-4d93-4e66-b88c-4e7d916927c3. [ 1081.487653] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:ext4 [ 1081.764543] EXT4-fs (sdb): mounted filesystem 884ec888-7645-4175-b2dc-52347342552e with ordered data mode. Quota mode: none. [ 1142.218803] EXT4-fs (sdb): unmounting filesystem 884ec888-7645-4175-b2dc-52347342552e. [ 1142.379730] HOST:host7 ,DISK:/dev/sdb ,I/O SCHED:bfq ,FSTYPE:xfs [ 1142.618587] XFS (sdb): Mounting V5 Filesystem fd481830-f951-46a8-8d1b-15cf4b5214fa [ 1142.659559] XFS (sdb): Ending clean mount [ 1203.125410] XFS (sdb): Unmounting Filesystem fd481830-f951-46a8-8d1b-15cf4b5214fa [ 1206.394569] sd 7:0:0:0: [sdb] Synchronizing SCSI cache