[ 234.292485][ C0] net_ratelimit: 6 callbacks suppressed [ 234.292498][ C0] TCP: AO hash mismatch for 10.0.254.1.7014->10.0.1.1.33288 [FP.] L3index: 0 [ 234.292643][ C1] TCP: AO hash mismatch for 10.0.254.1.7014->10.0.1.1.33288 [.] L3index: 0 [ 237.472453][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.