[    1.784376] ip (249) used greatest stack depth: 12376 bytes left
[    2.308210] ip (280) used greatest stack depth: 12344 bytes left
[   15.035112] mpls_gso: MPLS GSO support
[ 1106.245512] blackhole_netdev_xmit(): Dropping skb.
[ 1106.245601] blackhole_netdev_xmit(): Dropping skb.
[ 1106.245644] blackhole_netdev_xmit(): Dropping skb.
[ 1106.245683] blackhole_netdev_xmit(): Dropping skb.