r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0xe, &(0x7f0000000180)={@in6={{0xa, 0x0, 0x0, @empty}}, 0x0, 0x0, 0x201d, 0x0, "8d03000000000000321800f5311207bc11b7375d0400ef892c69ec8d720649c34e710b00a4cb1839d34437dd0000fb57338e44fde682705abfe86768473f476ea7e698967fe81d40d9659855b607ec81"}, 0xd8)