[  167.901099] secure_seq: tcp isn: 3102124683
[  168.256110] secure_seq: tcp isn: 2580735779
[  168.256164] TCP: request_sock_TCP: Possible SYN flooding on port 0.0.0.0:36835. Sending cookies.
[  168.256327] secure_seq: tcpv6 isn: 3049845742
[  168.256335] TCP: request_sock_TCPv6: Possible SYN flooding on port [::]:58161. Sending cookies.