[    2.735410] ip (281) used greatest stack depth: 12344 bytes left
[   15.041894] mpls_gso: MPLS GSO support
[  829.029379] blackhole_netdev_xmit(): Dropping skb.
[  829.029442] blackhole_netdev_xmit(): Dropping skb.
[  829.029474] blackhole_netdev_xmit(): Dropping skb.
[  829.029500] blackhole_netdev_xmit(): Dropping skb.
[ 1031.657547] blackhole_netdev_xmit(): Dropping skb.
[ 1031.657609] blackhole_netdev_xmit(): Dropping skb.
[ 1031.657644] blackhole_netdev_xmit(): Dropping skb.
[ 1031.657678] blackhole_netdev_xmit(): Dropping skb.