[    2.729773] ip (281) used greatest stack depth: 12272 bytes left
[   17.682515] mpls_gso: MPLS GSO support
[ 1063.858634] blackhole_netdev_xmit(): Dropping skb.
[ 1063.858719] blackhole_netdev_xmit(): Dropping skb.
[ 1063.858769] blackhole_netdev_xmit(): Dropping skb.
[ 1063.858811] blackhole_netdev_xmit(): Dropping skb.