[  238.892092][    C3] TCP: AO hash mismatch for [2001:db8:1::1].53546->[2001:db8:254::1].7011 [FP.]L3index: 0
[  238.892395][    C1] TCP: AO hash mismatch for [2001:db8:254::1].7011->[2001:db8:1::1].53546 [FP.]L3index: 0
[  239.916103][    C0] TCP: AO hash mismatch for [2001:db8:1::1].33420->[2001:db8:254::1].7012 [FP.]L3index: 0
[  239.916148][    C1] TCP: AO hash mismatch for [2001:db8:254::1].7012->[2001:db8:1::1].33420 [FP.]L3index: 0
[  240.176082][    C2] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.
[  240.940718][    C3] TCP: AO hash mismatch for [2001:db8:1::1].59948->[2001:db8:254::1].7013 [FP.]L3index: 0
[  240.941047][    C1] TCP: AO hash mismatch for [2001:db8:1::1].59948->[2001:db8:254::1].7013 [.]L3index: 0