[  400.465967][ T6697] loop0: detected capacity change from 0 to 63271
[  400.473721][ T6697] F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605)
[  400.482195][ T6697] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
[  400.491354][ T6697] F2FS-fs (loop0): invalid crc value
[  400.497424][ T6697] F2FS-fs (loop0): Found nat_bits in checkpoint
[  400.518543][ T6697] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0
[  400.525478][ T6697] F2FS-fs (loop0): Mounted with checkpoint version = 753bd00b
[  400.607219][ T6702] F2FS-fs (loop0): Unexpected flush for atomic writes: ino=4, npages=1
[  400.895394][ T6704] loop0: detected capacity change from 0 to 63271
[  400.902711][ T6704] F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605)
[  400.910979][ T6704] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
[  400.919869][ T6704] F2FS-fs (loop0): invalid crc value
[  400.925956][ T6704] F2FS-fs (loop0): Found nat_bits in checkpoint
[  400.946724][ T6704] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0
[  400.953621][ T6704] F2FS-fs (loop0): Mounted with checkpoint version = 753bd00b
[  401.726111][    T8] device bridge_slave_1 left promiscuous mode
[  401.732368][    T8] bridge0: port 2(bridge_slave_1) entered disabled state
[  401.739774][    T8] device bridge_slave_0 left promiscuous mode
[  401.745699][    T8] bridge0: port 1(bridge_slave_0) entered disabled state
[  401.753071][    T8] device veth1_macvtap left promiscuous mode
[  401.759048][    T8] device veth0_vlan left promiscuous mode
Warning: Permanently added '10.128.0.149' (ECDSA) to the list of known hosts.
[  405.521515][ T6719] loop0: detected capacity change from 0 to 63271
[  405.528882][ T6719] F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605)
[  405.537245][ T6719] F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock
[  405.545978][ T6719] F2FS-fs (loop0): invalid crc value
[  405.552480][ T6719] F2FS-fs (loop0): Found nat_bits in checkpoint
[  405.573059][ T6719] F2FS-fs (loop0): Try to recover 1th superblock, ret: 0
[  405.579995][ T6719] F2FS-fs (loop0): Mounted with checkpoint version = 753bd00b
[  405.664943][ T6725] F2FS-fs (loop0): Unexpected flush for atomic writes: ino=4, npages=1
[  405.691675][ T6719] bio_check_eod: 2 callbacks suppressed
[  405.691689][ T6719] syz-executor386: attempt to access beyond end of device
[  405.691689][ T6719] loop0: rw=2049, want=63344, limit=63271
[  490.215796][   T42] kworker/dying (42) used greatest stack depth: 21136 bytes left