r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1)
r1 = socket$inet_udp(0x2, 0x2, 0x0)
r2 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_udp_encap(r2, 0x11, 0x64, &(0x7f0000000000), 0x4)
dup3(r0, r1, 0x0)