[    1.648184] ip (259) used greatest stack depth: 12280 bytes left
[    2.054430] ip (293) used greatest stack depth: 12248 bytes left
[   11.721490] mpls_gso: MPLS GSO support
[  862.655238] blackhole_netdev_xmit(): Dropping skb.
[  862.655339] blackhole_netdev_xmit(): Dropping skb.
[  862.655406] blackhole_netdev_xmit(): Dropping skb.
[  862.655466] blackhole_netdev_xmit(): Dropping skb.
[  872.862191] blackhole_netdev_xmit(): Dropping skb.
[  872.862256] blackhole_netdev_xmit(): Dropping skb.
[  872.862301] blackhole_netdev_xmit(): Dropping skb.
[  872.862341] blackhole_netdev_xmit(): Dropping skb.
[  948.798223] blackhole_netdev_xmit(): Dropping skb.
[  948.798335] blackhole_netdev_xmit(): Dropping skb.
[  948.798386] blackhole_netdev_xmit(): Dropping skb.
[  948.798458] blackhole_netdev_xmit(): Dropping skb.