[    2.654280] ip (281) used greatest stack depth: 12344 bytes left
[   17.152474] mpls_gso: MPLS GSO support
[ 1081.652337] blackhole_netdev_xmit(): Dropping skb.
[ 1081.652424] blackhole_netdev_xmit(): Dropping skb.
[ 1081.652464] blackhole_netdev_xmit(): Dropping skb.
[ 1081.652505] blackhole_netdev_xmit(): Dropping skb.