r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000080)={@in6={{0xa, 0x0, 0x0, @loopback}}, 0x0, 0x0, 0x0, 0x0, "a48cc698c2ab17bba35d1ceaaf6cfe92ff71126c36526e435c98b6eae32c45a717358313d8ad50b96b0b25318178046fc0adfb3e7f40ad4f89f2dab513daab83f3d8df6d6038abbbb58508ffe25d37e3"}, 0xd8)