[    1.999043] ip (246) used greatest stack depth: 12832 bytes left
[    2.037636] ip (249) used greatest stack depth: 12376 bytes left
[    2.690632] ip (280) used greatest stack depth: 12344 bytes left
[   15.588590] mpls_gso: MPLS GSO support
[ 1041.220841] blackhole_netdev_xmit(): Dropping skb.
[ 1041.220912] blackhole_netdev_xmit(): Dropping skb.
[ 1041.220945] blackhole_netdev_xmit(): Dropping skb.
[ 1041.220980] blackhole_netdev_xmit(): Dropping skb.
[ 1051.710852] blackhole_netdev_xmit(): Dropping skb.
[ 1051.710920] blackhole_netdev_xmit(): Dropping skb.
[ 1051.710952] blackhole_netdev_xmit(): Dropping skb.
[ 1051.710994] blackhole_netdev_xmit(): Dropping skb.
[ 1093.544099] blackhole_netdev_xmit(): Dropping skb.
[ 1093.544159] blackhole_netdev_xmit(): Dropping skb.
[ 1093.544189] blackhole_netdev_xmit(): Dropping skb.
[ 1093.544227] blackhole_netdev_xmit(): Dropping skb.