[ 242.302876][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies. [ 242.472522][ C3] TCP: AO hash mismatch for 10.0.1.1.54148->10.0.254.1.7011 [P.] L3index: 0 [ 242.472532][ C2] TCP: AO hash mismatch for 10.0.254.1.7011->10.0.1.1.54148 [P.] L3index: 0 [ 243.496869][ C1] TCP: AO hash mismatch for 10.0.254.1.7012->10.0.1.1.35646 [P.] L3index: 0 [ 243.497423][ C1] TCP: AO hash mismatch for 10.0.1.1.35646->10.0.254.1.7012 [P.] L3index: 0