[    2.411070] ip (282) used greatest stack depth: 12344 bytes left
[   14.112465] mpls_gso: MPLS GSO support
[  982.736914] blackhole_netdev_xmit(): Dropping skb.
[  982.737048] blackhole_netdev_xmit(): Dropping skb.
[  982.737097] blackhole_netdev_xmit(): Dropping skb.
[  982.737159] blackhole_netdev_xmit(): Dropping skb.