[    3.098334] ip (280) used greatest stack depth: 12360 bytes left
[    3.295864] ip (295) used greatest stack depth: 12344 bytes left
[   16.995461] mpls_gso: MPLS GSO support
[  655.172273] ip (18411) used greatest stack depth: 12328 bytes left
[ 1009.762387] blackhole_netdev_xmit(): Dropping skb.
[ 1009.762485] blackhole_netdev_xmit(): Dropping skb.
[ 1009.762527] blackhole_netdev_xmit(): Dropping skb.
[ 1009.762568] blackhole_netdev_xmit(): Dropping skb.
[ 1217.249264] blackhole_netdev_xmit(): Dropping skb.
[ 1217.249355] blackhole_netdev_xmit(): Dropping skb.
[ 1217.249415] blackhole_netdev_xmit(): Dropping skb.
[ 1217.249458] blackhole_netdev_xmit(): Dropping skb.
[ 1253.573623] blackhole_netdev_xmit(): Dropping skb.
[ 1253.573697] blackhole_netdev_xmit(): Dropping skb.
[ 1253.573745] blackhole_netdev_xmit(): Dropping skb.
[ 1253.573789] blackhole_netdev_xmit(): Dropping skb.