r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_TCP_MD5SIG(r0, 0x6, 0x1b, &(0x7f0000000500)={@in6={{0xa, 0x0, 0x0, @dev}}, 0x0, 0x0, 0x0, 0x0, "935126b3c2cf399e6c05a998787606a0642a02c1996b010a4738bc52d457fc33b1f0a4d12b42d0486b4cfe186ef202da704669f8824d8060cbf2ba7da3ae26ac4fee343e855612c7eb3b8e983c54084e"}, 0xd8)