[  227.698204][    C0] net_ratelimit: 1 callbacks suppressed
[  227.698210][    C0] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.
[  228.646014][    C3] TCP: AO hash mismatch for 10.0.254.1.7011->10.0.1.1.51562 [FP.] L3index: 0
[  228.646036][    C2] TCP: AO hash mismatch for 10.0.1.1.51562->10.0.254.1.7011 [FP.] L3index: 0