[    2.676778] ip (282) used greatest stack depth: 12344 bytes left
[   16.757530] mpls_gso: MPLS GSO support
[  809.715205] blackhole_netdev_xmit(): Dropping skb.
[  809.715269] blackhole_netdev_xmit(): Dropping skb.
[  809.715300] blackhole_netdev_xmit(): Dropping skb.
[  809.715326] blackhole_netdev_xmit(): Dropping skb.
[  947.676716] blackhole_netdev_xmit(): Dropping skb.
[  947.676781] blackhole_netdev_xmit(): Dropping skb.
[  947.676813] blackhole_netdev_xmit(): Dropping skb.
[  947.676846] blackhole_netdev_xmit(): Dropping skb.