[    2.861763] ip (284) used greatest stack depth: 12272 bytes left
[   18.208951] mpls_gso: MPLS GSO support
[  712.201675] blackhole_netdev_xmit(): Dropping skb.
[  712.201744] blackhole_netdev_xmit(): Dropping skb.
[  712.201781] blackhole_netdev_xmit(): Dropping skb.
[  712.201816] blackhole_netdev_xmit(): Dropping skb.