[    2.822941] ip (280) used greatest stack depth: 12360 bytes left
[    3.053271] ip (294) used greatest stack depth: 12344 bytes left
[   15.753081] mpls_gso: MPLS GSO support
[  925.895060] blackhole_netdev_xmit(): Dropping skb.
[  925.895181] blackhole_netdev_xmit(): Dropping skb.
[  925.895221] blackhole_netdev_xmit(): Dropping skb.
[  925.895260] blackhole_netdev_xmit(): Dropping skb.
[ 1035.271059] blackhole_netdev_xmit(): Dropping skb.
[ 1035.271121] blackhole_netdev_xmit(): Dropping skb.
[ 1035.271158] blackhole_netdev_xmit(): Dropping skb.
[ 1035.271193] blackhole_netdev_xmit(): Dropping skb.