[ 2278.564142] bash (52616): drop_caches: 4 [ 2278.589511] scsi_debug:sdebug_driver_probe: scsi_debug: trim poll_queues to 0. poll_q/nr_hw = (0/1) [ 2278.598587] scsi host48: scsi_debug: version 0191 [20210520] dev_size_mb=8, opts=0x0, submit_queues=1, statistics=0 [ 2278.611064] scsi 48:0:0:0: Direct-Access Linux scsi_debug 0191 PQ: 0 ANSI: 7 [ 2278.619707] sd 48:0:0:0: Attached scsi generic sg1 type 0 [ 2278.619888] sd 48:0:0:0: Power-on or device reset occurred [ 2278.650656] sd 48:0:0:0: [sdb] 268435456 512-byte logical blocks: (137 GB/128 GiB) [ 2278.668244] sd 48:0:0:0: [sdb] Write Protect is off [ 2278.673117] sd 48:0:0:0: [sdb] Mode Sense: 73 00 10 08 [ 2278.693154] sd 48:0:0:0: [sdb] Write cache: enabled, read cache: enabled, supports DPO and FUA [ 2278.731834] sd 48:0:0:0: [sdb] Preferred minimum I/O size 512 bytes [ 2278.738097] sd 48:0:0:0: [sdb] Optimal transfer size 524288 bytes [ 2278.933402] sd 48:0:0:0: [sdb] Attached SCSI disk [ 2286.116892] Device: sdb Engine: libaio Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 2349.858476] Device: sdb Engine: libaio Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 2413.170091] Device: sdb Engine: libaio Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 2476.678898] Device: sdb Engine: libaio Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 2478.760454] hrtimer: interrupt took 11841 ns [ 2540.146844] Device: sdb Engine: libaio Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 2603.568404] Device: sdb Engine: libaio Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 2667.091295] Device: sdb Engine: libaio Sched: kyber Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 2730.633514] Device: sdb Engine: libaio Sched: kyber Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 2794.192989] Device: sdb Engine: libaio Sched: kyber Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 2857.650052] Device: sdb Engine: libaio Sched: kyber Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 2921.124974] Device: sdb Engine: libaio Sched: kyber Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 2984.615607] Device: sdb Engine: libaio Sched: kyber Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 3048.035601] Device: sdb Engine: libaio Sched: bfq Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 3111.677293] Device: sdb Engine: libaio Sched: bfq Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 3175.250366] Device: sdb Engine: libaio Sched: bfq Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 3238.793381] Device: sdb Engine: libaio Sched: bfq Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 3302.578583] Device: sdb Engine: libaio Sched: bfq Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 3366.230058] Device: sdb Engine: libaio Sched: bfq Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 3429.872923] Device: sdb Engine: libaio Sched: none Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 3493.432301] Device: sdb Engine: libaio Sched: none Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 3556.974381] Device: sdb Engine: libaio Sched: none Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 3620.480226] Device: sdb Engine: libaio Sched: none Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 3683.910789] Device: sdb Engine: libaio Sched: none Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 3747.650127] Device: sdb Engine: libaio Sched: none Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 3811.285221] Device: sdb Engine: sync Sched: none Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 3874.763344] Device: sdb Engine: sync Sched: none Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 3938.052582] Device: sdb Engine: sync Sched: none Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 4001.418271] Device: sdb Engine: sync Sched: none Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 4064.770263] Device: sdb Engine: sync Sched: none Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 4128.200896] Device: sdb Engine: sync Sched: none Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 4191.658958] Device: sdb Engine: sync Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 4254.901995] Device: sdb Engine: sync Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 4318.306354] Device: sdb Engine: sync Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 4381.635450] Device: sdb Engine: sync Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 4445.056307] Device: sdb Engine: sync Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 4508.365463] Device: sdb Engine: sync Sched: mq-deadline Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 4571.929523] Device: sdb Engine: sync Sched: kyber Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 4635.372230] Device: sdb Engine: sync Sched: kyber Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 4698.782608] Device: sdb Engine: sync Sched: kyber Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 4762.076087] Device: sdb Engine: sync Sched: kyber Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 4825.449244] Device: sdb Engine: sync Sched: kyber Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 4888.924460] Device: sdb Engine: sync Sched: kyber Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 4952.320417] Device: sdb Engine: sync Sched: bfq Pattern: randrw Direct: 1 Depth: 1 Block size: 4K Size: 60G [ 5015.556326] Device: sdb Engine: sync Sched: bfq Pattern: randrw Direct: 1 Depth: 1 Block size: 16K Size: 60G [ 5078.995265] Device: sdb Engine: sync Sched: bfq Pattern: randrw Direct: 1 Depth: 1 Block size: 32K Size: 60G [ 5142.360588] Device: sdb Engine: sync Sched: bfq Pattern: randrw Direct: 1 Depth: 8 Block size: 4K Size: 60G [ 5205.706774] Device: sdb Engine: sync Sched: bfq Pattern: randrw Direct: 1 Depth: 8 Block size: 16K Size: 60G [ 5268.968218] Device: sdb Engine: sync Sched: bfq Pattern: randrw Direct: 1 Depth: 8 Block size: 32K Size: 60G [ 5335.624768] sd 48:0:0:0: [sdb] Synchronizing SCSI cache