[  657.478026] run blktests loop/005 at 2023-01-10 16:49:31
[  657.486781] loop0: detected capacity change from 0 to 2048
[  657.503787] I/O error, dev loop0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 1 prio class 2