[    2.405787] ip (282) used greatest stack depth: 12344 bytes left
[   13.976343] mpls_gso: MPLS GSO support
[  847.458207] blackhole_netdev_xmit(): Dropping skb.
[  847.458281] blackhole_netdev_xmit(): Dropping skb.
[  847.458315] blackhole_netdev_xmit(): Dropping skb.
[  847.458341] blackhole_netdev_xmit(): Dropping skb.