[    1.848183] ip (259) used greatest stack depth: 12280 bytes left
[    2.422479] ip (293) used greatest stack depth: 12248 bytes left
[   15.154145] mpls_gso: MPLS GSO support
[  765.976910] blackhole_netdev_xmit(): Dropping skb.
[  765.977006] blackhole_netdev_xmit(): Dropping skb.
[  765.977064] blackhole_netdev_xmit(): Dropping skb.
[  765.977119] blackhole_netdev_xmit(): Dropping skb.
[  875.750204] blackhole_netdev_xmit(): Dropping skb.
[  875.750298] blackhole_netdev_xmit(): Dropping skb.
[  875.750349] blackhole_netdev_xmit(): Dropping skb.
[  875.750401] blackhole_netdev_xmit(): Dropping skb.