[  252.244589][    C1] TCP: AO hash mismatch for 10.0.1.1.33782->10.0.254.1.7011 [P.] L3index: 0
[  252.245158][    C1] TCP: AO hash mismatch for 10.0.254.1.7011->10.0.1.1.33782 [P.] L3index: 0
[  252.441782][    C2] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.
[  253.268330][    C3] TCP: AO hash mismatch for 10.0.254.1.7012->10.0.1.1.33730 [P.] L3index: 0
[  253.268555][    C1] TCP: AO hash mismatch for 10.0.1.1.33730->10.0.254.1.7012 [P.] L3index: 0