r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreqsrc(r0, 0x0, 0x27, &(0x7f0000000280)={@multicast1, @local, @local}, 0xc) setsockopt$inet_MCAST_LEAVE_GROUP(r0, 0x0, 0x2a, &(0x7f0000000100)={0x2, {{0x2, 0x0, @multicast1}}}, 0x88)