perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0)
close_range(0xffffffffffffffff, 0xffffffffffffffff, 0x0)
pread64(0xffffffffffffffff, 0x0, 0x0, 0x0)
ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(0xffffffffffffffff, 0xd000943d, 0x0)
ioctl$BTRFS_IOC_INO_LOOKUP_USER(0xffffffffffffffff, 0xd000943e, 0x0)
r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000080), 0x0, 0x0)
ioctl$SNAPSHOT_UNFREEZE(r0, 0x3302)
ioctl$EXT4_IOC_MOVE_EXT(0xffffffffffffffff, 0xc028660f, 0x0)