r0 = socket$inet6_udp(0xa, 0x2, 0x0)
setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f0000000100)={{{@in=@dev, @in6=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}}, {{@in6=@mcast1, 0x0, 0x3c}, 0x0, @in=@dev}}, 0x13e)