creat(0x0, 0x0)
r0 = syz_open_dev$loop(&(0x7f0000000580), 0x0, 0x180)
r1 = openat$tcp_mem(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/tcp_wmem\x00', 0x1, 0x0)
ioctl$LOOP_SET_FD(r0, 0x4c00, r1)