[    1.617455] ip (260) used greatest stack depth: 12280 bytes left
[    1.665252] ip (266) used greatest stack depth: 12232 bytes left
[   12.682303] mpls_gso: MPLS GSO support
[  904.413988] blackhole_netdev_xmit(): Dropping skb.
[  904.414074] blackhole_netdev_xmit(): Dropping skb.
[  904.414120] blackhole_netdev_xmit(): Dropping skb.
[  904.414169] blackhole_netdev_xmit(): Dropping skb.
[ 1198.052180] blackhole_netdev_xmit(): Dropping skb.
[ 1198.052260] blackhole_netdev_xmit(): Dropping skb.
[ 1198.052302] blackhole_netdev_xmit(): Dropping skb.
[ 1198.052347] blackhole_netdev_xmit(): Dropping skb.