[    2.182616] ip (249) used greatest stack depth: 12376 bytes left
[    2.839937] ip (280) used greatest stack depth: 12360 bytes left
[    3.059530] ip (294) used greatest stack depth: 12344 bytes left
[   17.282818] mpls_gso: MPLS GSO support
[  919.160403] blackhole_netdev_xmit(): Dropping skb.
[  919.160470] blackhole_netdev_xmit(): Dropping skb.
[  919.160508] blackhole_netdev_xmit(): Dropping skb.
[  919.160546] blackhole_netdev_xmit(): Dropping skb.
[ 1058.014090] blackhole_netdev_xmit(): Dropping skb.
[ 1058.014155] blackhole_netdev_xmit(): Dropping skb.
[ 1058.014189] blackhole_netdev_xmit(): Dropping skb.
[ 1058.014225] blackhole_netdev_xmit(): Dropping skb.
[ 1182.899137] blackhole_netdev_xmit(): Dropping skb.
[ 1182.899209] blackhole_netdev_xmit(): Dropping skb.
[ 1182.899265] blackhole_netdev_xmit(): Dropping skb.
[ 1182.899335] blackhole_netdev_xmit(): Dropping skb.