[    2.023981] ip (293) used greatest stack depth: 12248 bytes left
[   10.771845] mpls_gso: MPLS GSO support
[ 1104.315543] blackhole_netdev_xmit(): Dropping skb.
[ 1104.315635] blackhole_netdev_xmit(): Dropping skb.
[ 1104.315694] blackhole_netdev_xmit(): Dropping skb.
[ 1104.315755] blackhole_netdev_xmit(): Dropping skb.
[ 1139.496136] blackhole_netdev_xmit(): Dropping skb.
[ 1139.496191] blackhole_netdev_xmit(): Dropping skb.
[ 1139.496226] blackhole_netdev_xmit(): Dropping skb.
[ 1139.496260] blackhole_netdev_xmit(): Dropping skb.