[    2.272115] ip (292) used greatest stack depth: 12248 bytes left
[   12.742438] mpls_gso: MPLS GSO support
[ 1168.159127] blackhole_netdev_xmit(): Dropping skb.
[ 1168.159210] blackhole_netdev_xmit(): Dropping skb.
[ 1168.159268] blackhole_netdev_xmit(): Dropping skb.
[ 1168.159306] blackhole_netdev_xmit(): Dropping skb.