[  217.382584][    C0] TCP: AO hash mismatch for [2001:db8:1::1].51632->[2001:db8:254::1].7011 [FP.]L3index: 0
[  217.382724][    C2] TCP: AO hash mismatch for [2001:db8:254::1].7011->[2001:db8:1::1].51632 [FP.]L3index: 0
[  218.406446][    C2] TCP: AO hash mismatch for [2001:db8:254::1].7012->[2001:db8:1::1].42762 [FP.]L3index: 0
[  218.407428][    C0] TCP: AO hash mismatch for [2001:db8:1::1].42762->[2001:db8:254::1].7012 [FP.]L3index: 0
[  219.078082][    C2] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies.
[  219.430967][    C0] TCP: AO hash mismatch for [2001:db8:1::1].40620->[2001:db8:254::1].7013 [FP.]L3index: 0
[  219.431297][    C2] TCP: AO hash mismatch for [2001:db8:1::1].40620->[2001:db8:254::1].7013 [.]L3index: 0