r0 = socket$inet(0x2, 0x3, 0x6)
setsockopt$inet_msfilter(r0, 0x0, 0x29, &(0x7f0000000080)={@multicast2, @dev={0xac, 0x14, 0x14, 0x38}, 0x1, 0x1, [@private]}, 0x14)