r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000000)={@in={{0x2, 0x0, @multicast1}}, 0x0, 0x0, 0x0, 0x0, "4620e36081ff3d010c773e64f8a099ca5ef0fa4855d262f29f527d4cb1b546aa355bfec49c57066ddd2e19fcdfba18fc3082e9adff54b43072d06988dae41b4978f5af1cd714e637356d42aadaeb800a"}, 0xd8)