r0 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreq(r0, 0x0, 0x23, &(0x7f0000000640)={@multicast2, @dev}, 0x8) setsockopt$inet_mreqsrc(r0, 0x0, 0x26, &(0x7f0000000000)={@multicast2, @remote, @multicast2}, 0xc) r1 = socket$inet_udp(0x2, 0x2, 0x0) setsockopt$inet_mreq(r1, 0x0, 0x23, &(0x7f0000000640)={@multicast2, @dev}, 0x8) dup2(r0, r1)