[    2.030189] ip (293) used greatest stack depth: 12248 bytes left
[   11.215653] mpls_gso: MPLS GSO support
[  824.958422] blackhole_netdev_xmit(): Dropping skb.
[  824.958496] blackhole_netdev_xmit(): Dropping skb.
[  824.958535] blackhole_netdev_xmit(): Dropping skb.
[  824.958574] blackhole_netdev_xmit(): Dropping skb.