[   11.102827] mpls_gso: MPLS GSO support
[   18.711915] ip (2545) used greatest stack depth: 12232 bytes left
[  988.887332] blackhole_netdev_xmit(): Dropping skb.
[  988.887400] blackhole_netdev_xmit(): Dropping skb.
[  988.887452] blackhole_netdev_xmit(): Dropping skb.
[  988.887493] blackhole_netdev_xmit(): Dropping skb.