[    2.406833] ip (294) used greatest stack depth: 12248 bytes left
[   13.222591] mpls_gso: MPLS GSO support
[ 1087.027557] blackhole_netdev_xmit(): Dropping skb.
[ 1087.027615] blackhole_netdev_xmit(): Dropping skb.
[ 1087.027657] blackhole_netdev_xmit(): Dropping skb.
[ 1087.027692] blackhole_netdev_xmit(): Dropping skb.