syz_emit_ethernet(0xfdef, &(0x7f00000002c0)={@dev, @dev, @val={@void, {0x4305}}, {@mpls_mc={0x8100, {[], @ipv6=@tcp={0x0, 0x6, '\x00\x00\b', 0x14, 0x6, 0x0, @mcast1, @ipv4={'\x00', '\xff\xff', @loopback}, {[], {{0x0, 0x0, 0x41424344, 0x41424344, 0x0, 0x0, 0x5}}}}}}}}, 0x0)