r0 = socket$inet_tcp(0x2, 0x1, 0x0)
setsockopt$inet_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000080)={@in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x0, 0x0, "b6371dab3f409fe67ade9b26788c5e9c0a68e7014f8cbfc4d0013ef7f92dd74425f637bdb9c4e81f7ae2c7efed10e610ce17e8fed503109d5ce84d69ab141a623ba64fe82ee902f3b57009d87847bc57"}, 0xd8)