[    1.757111] make (202) used greatest stack depth: 12912 bytes left
[    2.103982] ip (259) used greatest stack depth: 12416 bytes left
[    2.845316] ip (293) used greatest stack depth: 12384 bytes left
[   18.224286] mpls_gso: MPLS GSO support
[  674.403581] blackhole_netdev_xmit(): Dropping skb.
[  674.403644] blackhole_netdev_xmit(): Dropping skb.
[  674.403679] blackhole_netdev_xmit(): Dropping skb.
[  674.403710] blackhole_netdev_xmit(): Dropping skb.
[  820.118535] blackhole_netdev_xmit(): Dropping skb.
[  820.118596] blackhole_netdev_xmit(): Dropping skb.
[  820.118632] blackhole_netdev_xmit(): Dropping skb.
[  820.118663] blackhole_netdev_xmit(): Dropping skb.
[ 1239.419698] blackhole_netdev_xmit(): Dropping skb.
[ 1239.419775] blackhole_netdev_xmit(): Dropping skb.
[ 1239.419821] blackhole_netdev_xmit(): Dropping skb.
[ 1239.419869] blackhole_netdev_xmit(): Dropping skb.