[    2.174477] ip (251) used greatest stack depth: 12376 bytes left
[    2.761478] ip (282) used greatest stack depth: 12344 bytes left
[   18.023516] mpls_gso: MPLS GSO support
[  649.734356] ip (23658) used greatest stack depth: 12064 bytes left
[  876.914211] blackhole_netdev_xmit(): Dropping skb.
[  876.914273] blackhole_netdev_xmit(): Dropping skb.
[  876.914308] blackhole_netdev_xmit(): Dropping skb.
[  876.914340] blackhole_netdev_xmit(): Dropping skb.
[ 1148.130433] blackhole_netdev_xmit(): Dropping skb.
[ 1148.130504] blackhole_netdev_xmit(): Dropping skb.
[ 1148.130535] blackhole_netdev_xmit(): Dropping skb.
[ 1148.130573] blackhole_netdev_xmit(): Dropping skb.
[ 1207.565619] blackhole_netdev_xmit(): Dropping skb.
[ 1207.565682] blackhole_netdev_xmit(): Dropping skb.
[ 1207.565728] blackhole_netdev_xmit(): Dropping skb.
[ 1207.565768] blackhole_netdev_xmit(): Dropping skb.