[    1.707805] make (201) used greatest stack depth: 12800 bytes left
[    2.030131] ip (249) used greatest stack depth: 12304 bytes left
[    2.630989] ip (281) used greatest stack depth: 12272 bytes left
[   11.079320] ip (979) used greatest stack depth: 12112 bytes left
[   14.787139] mpls_gso: MPLS GSO support
[  733.019672] blackhole_netdev_xmit(): Dropping skb.
[  733.019751] blackhole_netdev_xmit(): Dropping skb.
[  733.019789] blackhole_netdev_xmit(): Dropping skb.
[  733.019833] blackhole_netdev_xmit(): Dropping skb.
[  993.026145] blackhole_netdev_xmit(): Dropping skb.
[  993.026213] blackhole_netdev_xmit(): Dropping skb.
[  993.026244] blackhole_netdev_xmit(): Dropping skb.
[  993.026271] blackhole_netdev_xmit(): Dropping skb.