[    2.540867] ip (280) used greatest stack depth: 12272 bytes left
[   15.851989] mpls_gso: MPLS GSO support
[  329.006122] ip (10410) used greatest stack depth: 12248 bytes left
[  782.751338] blackhole_netdev_xmit(): Dropping skb.
[  782.751394] blackhole_netdev_xmit(): Dropping skb.
[  782.751425] blackhole_netdev_xmit(): Dropping skb.
[  782.751451] blackhole_netdev_xmit(): Dropping skb.
[  922.058267] blackhole_netdev_xmit(): Dropping skb.
[  922.058331] blackhole_netdev_xmit(): Dropping skb.
[  922.058364] blackhole_netdev_xmit(): Dropping skb.
[  922.058396] blackhole_netdev_xmit(): Dropping skb.
[  930.612451] blackhole_netdev_xmit(): Dropping skb.
[  930.612535] blackhole_netdev_xmit(): Dropping skb.
[  930.612587] blackhole_netdev_xmit(): Dropping skb.
[  930.612641] blackhole_netdev_xmit(): Dropping skb.