[    2.066991] ip (248) used greatest stack depth: 12288 bytes left
[    2.727881] ip (282) used greatest stack depth: 12272 bytes left
[   15.697644] mpls_gso: MPLS GSO support
[   25.958028] ip (2580) used greatest stack depth: 12248 bytes left
[  854.117447] blackhole_netdev_xmit(): Dropping skb.
[  854.117518] blackhole_netdev_xmit(): Dropping skb.
[  854.117547] blackhole_netdev_xmit(): Dropping skb.
[  854.117573] blackhole_netdev_xmit(): Dropping skb.
[  970.903987] blackhole_netdev_xmit(): Dropping skb.
[  970.904046] blackhole_netdev_xmit(): Dropping skb.
[  970.904083] blackhole_netdev_xmit(): Dropping skb.
[  970.904115] blackhole_netdev_xmit(): Dropping skb.
[ 1049.861147] blackhole_netdev_xmit(): Dropping skb.
[ 1049.861219] blackhole_netdev_xmit(): Dropping skb.
[ 1049.861250] blackhole_netdev_xmit(): Dropping skb.
[ 1049.861283] blackhole_netdev_xmit(): Dropping skb.