[    2.020673] ip (245) used greatest stack depth: 12376 bytes left
[    2.660349] ip (279) used greatest stack depth: 12344 bytes left
[   16.549724] mpls_gso: MPLS GSO support
[  989.663034] blackhole_netdev_xmit(): Dropping skb.
[  989.663197] blackhole_netdev_xmit(): Dropping skb.
[  989.663231] blackhole_netdev_xmit(): Dropping skb.
[  989.663264] blackhole_netdev_xmit(): Dropping skb.
[ 1080.655565] blackhole_netdev_xmit(): Dropping skb.
[ 1080.655632] blackhole_netdev_xmit(): Dropping skb.
[ 1080.655661] blackhole_netdev_xmit(): Dropping skb.
[ 1080.655688] blackhole_netdev_xmit(): Dropping skb.
[ 1104.229166] blackhole_netdev_xmit(): Dropping skb.
[ 1104.229234] blackhole_netdev_xmit(): Dropping skb.
[ 1104.229293] blackhole_netdev_xmit(): Dropping skb.
[ 1104.229338] blackhole_netdev_xmit(): Dropping skb.