[    1.861231] ip (293) used greatest stack depth: 12200 bytes left
[   10.689400] mpls_gso: MPLS GSO support
[  796.289556] blackhole_netdev_xmit(): Dropping skb.
[  796.289616] blackhole_netdev_xmit(): Dropping skb.
[  796.289661] blackhole_netdev_xmit(): Dropping skb.
[  796.289708] blackhole_netdev_xmit(): Dropping skb.