[ 224.428532][ C3] net_ratelimit: 3 callbacks suppressed [ 224.428543][ C3] TCP: request_sock_TCPv6: Possible SYN flooding on port [2001:db8:254::1]:7010. Sending cookies. [ 225.577064][ C0] TCP: AO hash mismatch for 10.0.254.1.7011->10.0.1.1.35776 [FP.] L3index: 0 [ 225.577793][ C0] TCP: AO hash mismatch for 10.0.1.1.35776->10.0.254.1.7011 [FP.] L3index: 0 [ 226.601108][ C0] TCP: AO hash mismatch for 10.0.254.1.7012->10.0.1.1.48184 [FP.] L3index: 0 [ 226.601113][ C2] TCP: AO hash mismatch for 10.0.1.1.48184->10.0.254.1.7012 [FP.] L3index: 0