r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_IP_XFRM_POLICY(r0, 0x0, 0x15, &(0x7f0000000380)={{{@in6=@ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x0, 0x0}}, @in6=@mcast1}}, {{@in6=@private1}}}, 0xe8)