[    1.899841] ip (265) used greatest stack depth: 12240 bytes left
[   13.932503] mpls_gso: MPLS GSO support
[  824.909797] blackhole_netdev_xmit(): Dropping skb.
[  824.909878] blackhole_netdev_xmit(): Dropping skb.
[  824.909946] blackhole_netdev_xmit(): Dropping skb.
[  824.909986] blackhole_netdev_xmit(): Dropping skb.