[  244.624359][    C2] net_ratelimit: 3 callbacks suppressed
[  244.624372][    C2] TCP: AO hash mismatch for [2001:db8:1::1].33108->[2001:db8:254::1].7011 [P.]L3index: 0
[  244.625213][    C1] TCP: AO hash mismatch for [2001:db8:254::1].7011->[2001:db8:1::1].33108 [P.]L3index: 0
[  245.172175][    C2] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.
[  245.647919][    C2] TCP: AO hash mismatch for [2001:db8:1::1].39412->[2001:db8:254::1].7012 [P.]L3index: 0
[  246.159837][    C3] TCP: AO hash mismatch for [2001:db8:254::1].7012->[2001:db8:1::1].39412 [P.]L3index: 0