openat$loop_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r0 = openat$loop_ctrl(0xffffffffffffff9c, &(0x7f0000002200), 0x0, 0x0)
r1 = ioctl$LOOP_CTL_GET_FREE(r0, 0x4c82)
ioctl$LOOP_CTL_REMOVE(r0, 0x4c81, r1)
ioctl$LOOP_CTL_ADD(r0, 0x4c80, r1)