[    2.688187] ip (281) used greatest stack depth: 12344 bytes left
[   16.259075] mpls_gso: MPLS GSO support
[   17.547122] ip (1459) used greatest stack depth: 12288 bytes left
[ 1006.872963] blackhole_netdev_xmit(): Dropping skb.
[ 1006.873023] blackhole_netdev_xmit(): Dropping skb.
[ 1006.873054] blackhole_netdev_xmit(): Dropping skb.
[ 1006.873083] blackhole_netdev_xmit(): Dropping skb.