[    2.104979] ip (262) used greatest stack depth: 12288 bytes left
[    2.697945] ip (290) used greatest stack depth: 12272 bytes left
[   17.183922] mpls_gso: MPLS GSO support
[   23.839989] ip (2197) used greatest stack depth: 12128 bytes left
[ 1055.241389] blackhole_netdev_xmit(): Dropping skb.
[ 1055.241463] blackhole_netdev_xmit(): Dropping skb.
[ 1055.241495] blackhole_netdev_xmit(): Dropping skb.
[ 1055.241526] blackhole_netdev_xmit(): Dropping skb.