[    1.765363] ip (247) used greatest stack depth: 12832 bytes left
[    1.794334] ip (250) used greatest stack depth: 12376 bytes left
[    2.286573] ip (282) used greatest stack depth: 12344 bytes left
[   13.019458] ip (1190) used greatest stack depth: 12272 bytes left
[   14.097718] mpls_gso: MPLS GSO support
[  784.076404] blackhole_netdev_xmit(): Dropping skb.
[  784.076491] blackhole_netdev_xmit(): Dropping skb.
[  784.076564] blackhole_netdev_xmit(): Dropping skb.
[  784.076639] blackhole_netdev_xmit(): Dropping skb.
[  925.962361] blackhole_netdev_xmit(): Dropping skb.
[  925.962419] blackhole_netdev_xmit(): Dropping skb.
[  925.962458] blackhole_netdev_xmit(): Dropping skb.
[  925.962500] blackhole_netdev_xmit(): Dropping skb.