[    2.815589] ip (284) used greatest stack depth: 12272 bytes left
[   18.551479] mpls_gso: MPLS GSO support
[  801.057638] blackhole_netdev_xmit(): Dropping skb.
[  801.057704] blackhole_netdev_xmit(): Dropping skb.
[  801.057735] blackhole_netdev_xmit(): Dropping skb.
[  801.057768] blackhole_netdev_xmit(): Dropping skb.
[ 1177.252451] blackhole_netdev_xmit(): Dropping skb.
[ 1177.252524] blackhole_netdev_xmit(): Dropping skb.
[ 1177.252573] blackhole_netdev_xmit(): Dropping skb.
[ 1177.252618] blackhole_netdev_xmit(): Dropping skb.