[ 267.105129][ C1] TCP: AO hash mismatch for 10.0.254.1.7014->10.0.1.1.54102 [P.] L3index: 0 [ 267.105491][ C2] TCP: AO hash mismatch for 10.0.254.1.7014->10.0.1.1.54102 [.] L3index: 0 [ 269.840865][ C0] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.