[    2.664639] ip (282) used greatest stack depth: 12344 bytes left
[   10.015642] ip (801) used greatest stack depth: 12192 bytes left
[   15.887900] mpls_gso: MPLS GSO support
[  840.728916] blackhole_netdev_xmit(): Dropping skb.
[  840.728995] blackhole_netdev_xmit(): Dropping skb.
[  840.729037] blackhole_netdev_xmit(): Dropping skb.
[  840.729075] blackhole_netdev_xmit(): Dropping skb.
[  875.316898] blackhole_netdev_xmit(): Dropping skb.
[  875.316972] blackhole_netdev_xmit(): Dropping skb.
[  875.317027] blackhole_netdev_xmit(): Dropping skb.
[  875.317075] blackhole_netdev_xmit(): Dropping skb.
[ 1185.714246] blackhole_netdev_xmit(): Dropping skb.
[ 1185.714322] blackhole_netdev_xmit(): Dropping skb.
[ 1185.714361] blackhole_netdev_xmit(): Dropping skb.
[ 1185.714396] blackhole_netdev_xmit(): Dropping skb.