r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_MCAST_MSFILTER(r0, 0x0, 0x30, &(0x7f0000000300)={0x0, {}, 0x0, 0x2, [{}, {{0x2, 0x0, @empty}}]}, 0x190)