[ 77.273502] TCP: request_sock_TCP: Possible SYN flooding on port 10.0.254.1:7010. Sending cookies. [ 77.940597] TCP: AO hash mismatch for [2001:db8:254::1].7014->[2001:db8:1::1].39682 [FP.]L3index: 0 [ 77.940605] TCP: AO hash mismatch for [2001:db8:254::1].7014->[2001:db8:1::1].39682 [.]L3index: 0 [ 78.196584] TCP: AO hash mismatch for [2001:db8:254::1].7011->[2001:db8:1::1].46994 [FP.]L3index: 0 [ 78.196584] TCP: AO hash mismatch for [2001:db8:1::1].46994->[2001:db8:254::1].7011 [FP.]L3index: 0