[    2.104848] ip (246) used greatest stack depth: 12376 bytes left
[    2.743519] ip (280) used greatest stack depth: 12344 bytes left
[   17.435420] mpls_gso: MPLS GSO support
[   31.878885] ip (2698) used greatest stack depth: 12232 bytes left
[  686.923347] blackhole_netdev_xmit(): Dropping skb.
[  686.923404] blackhole_netdev_xmit(): Dropping skb.
[  686.923434] blackhole_netdev_xmit(): Dropping skb.
[  686.923465] blackhole_netdev_xmit(): Dropping skb.
[ 1099.792887] blackhole_netdev_xmit(): Dropping skb.
[ 1099.792962] blackhole_netdev_xmit(): Dropping skb.
[ 1099.792995] blackhole_netdev_xmit(): Dropping skb.
[ 1099.793030] blackhole_netdev_xmit(): Dropping skb.
[ 1232.123915] blackhole_netdev_xmit(): Dropping skb.
[ 1232.123966] blackhole_netdev_xmit(): Dropping skb.
[ 1232.123996] blackhole_netdev_xmit(): Dropping skb.
[ 1232.124022] blackhole_netdev_xmit(): Dropping skb.