[ 222.501759][ C3] TCP: AO hash mismatch for [2001:db8:254::1].7014->[2001:db8:1::1].50000 [FP.]L3index: 0 [ 222.502367][ C2] TCP: AO hash mismatch for [2001:db8:254::1].7014->[2001:db8:1::1].50000 [.]L3index: 0 [ 225.689613][ C2] TCP: request_sock_TCP: Possible SYN flooding on port 10.0.254.1:7010. Sending cookies.