r0 = socket$inet6_tcp(0xa, 0x1, 0x0)
sendmsg$sock(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, &(0x7f00000000c0)=[@txtime={{0x18, 0x1, 0x51}}], 0x18}, 0x4004000)