[Fri Jul 31 11:22:36 2020] blk_update_request: I/O error, dev sdb, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 0 prio class 0
[Fri Jul 31 11:22:38 2020] sd 2:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE cmd_age=1s
[Fri Jul 31 11:22:38 2020] sd 2:0:0:0: [sdb] tag#0 Sense Key : Medium Error [current] 
[Fri Jul 31 11:22:38 2020] sd 2:0:0:0: [sdb] tag#0 Add. Sense: Unrecovered read error
[Fri Jul 31 11:22:38 2020] sd 2:0:0:0: [sdb] tag#0 CDB: Read(16) 88 00 00 00 00 00 ee c1 ea 00 00 00 00 08 00 00
[Fri Jul 31 11:22:38 2020] blk_update_request: critical medium error, dev sdb, sector 4005685760 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 0
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 timing out command, waited 360s
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE cmd_age=360s
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 Sense Key : Hardware Error [current] 
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 Add. Sense: Internal target failure
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 CDB: Synchronize Cache(10) 35 00 00 00 00 00 00 00 00 00
[Fri Jul 31 11:28:38 2020] blk_update_request: I/O error, dev sdb, sector 0 op 0x1:(WRITE) flags 0x800 phys_seg 0 prio class 0
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE cmd_age=0s
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 Sense Key : Medium Error [current] 
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 Add. Sense: Unrecovered read error
[Fri Jul 31 11:28:38 2020] sd 2:0:0:0: [sdb] tag#0 CDB: Read(16) 88 00 00 00 00 00 ee c1 ea 00 00 00 00 08 00 00
[Fri Jul 31 11:28:38 2020] blk_update_request: critical medium error, dev sdb, sector 4005685760 op 0x0:(READ) flags 0x0 phys_seg 8 prio class 0
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685760, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685761, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685762, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685763, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685764, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685765, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685766, async page read
[Fri Jul 31 11:28:38 2020] Buffer I/O error on dev sdb, logical block 4005685767, async page read