mknod$loop(&(0x7f0000000300)='./file0\x00', 0x6000, 0x0)
r0 = creat(&(0x7f00000000c0)='./file0\x00', 0x0)
r1 = epoll_create1(0x0)
ioctl$LOOP_CHANGE_FD(r0, 0x4c06, r1)