[    1.441451] ip (260) used greatest stack depth: 12832 bytes left
[    1.486777] ip (266) used greatest stack depth: 12264 bytes left
[    1.821282] ip (294) used greatest stack depth: 12232 bytes left
[   12.148278] mpls_gso: MPLS GSO support
[  929.576163] blackhole_netdev_xmit(): Dropping skb.
[  929.576233] blackhole_netdev_xmit(): Dropping skb.
[  929.576281] blackhole_netdev_xmit(): Dropping skb.
[  929.576323] blackhole_netdev_xmit(): Dropping skb.
[  944.379721] blackhole_netdev_xmit(): Dropping skb.
[  944.379828] blackhole_netdev_xmit(): Dropping skb.
[  944.379899] blackhole_netdev_xmit(): Dropping skb.
[  944.379955] blackhole_netdev_xmit(): Dropping skb.
[ 1214.499273] blackhole_netdev_xmit(): Dropping skb.
[ 1214.499383] blackhole_netdev_xmit(): Dropping skb.
[ 1214.499442] blackhole_netdev_xmit(): Dropping skb.
[ 1214.499496] blackhole_netdev_xmit(): Dropping skb.