[    2.130597] ip (260) used greatest stack depth: 12288 bytes left
[    2.807616] ip (294) used greatest stack depth: 12272 bytes left
[   17.104067] mpls_gso: MPLS GSO support
[   24.308955] ip (2259) used greatest stack depth: 12240 bytes left
[ 1098.457313] blackhole_netdev_xmit(): Dropping skb.
[ 1098.457382] blackhole_netdev_xmit(): Dropping skb.
[ 1098.457430] blackhole_netdev_xmit(): Dropping skb.
[ 1098.457484] blackhole_netdev_xmit(): Dropping skb.
[ 1099.376094] blackhole_netdev_xmit(): Dropping skb.
[ 1099.376149] blackhole_netdev_xmit(): Dropping skb.
[ 1099.376181] blackhole_netdev_xmit(): Dropping skb.
[ 1099.376216] blackhole_netdev_xmit(): Dropping skb.