[ 232.901578][ C1] net_ratelimit: 2 callbacks suppressed [ 232.901585][ C1] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies. [ 233.278710][ C1] TCP: AO hash mismatch for 10.0.254.1.7011->10.0.1.1.36298 [FP.] L3index: 0 [ 233.279263][ C1] TCP: AO hash mismatch for 10.0.1.1.36298->10.0.254.1.7011 [FP.] L3index: 0