[  134.791448][    C2] secure_seq: tcpv6 isn: 2715923744
[  145.359164][  T981] blackhole_netdev_xmit(): Dropping skb.
[  145.359762][  T981] dev_queue_xmit() returned NET_XMIT_SUCCESS
[  145.571226][  T982] test_blackholedev module terminating.