r0 = socket$inet_udp(0x2, 0x2, 0x0)
setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x2d, &(0x7f0000000000)={0x0, {{0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}}, 0x88)