[  779.603923] run blktests loop/005 at 2022-09-24 17:17:02
[  779.618237] loop0: detected capacity change from 0 to 2048
[  779.727930] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2