[    2.528988] ip (282) used greatest stack depth: 12344 bytes left
[   15.396944] mpls_gso: MPLS GSO support
[   22.212504] ip (2275) used greatest stack depth: 12288 bytes left
[ 1104.715947] blackhole_netdev_xmit(): Dropping skb.
[ 1104.716031] blackhole_netdev_xmit(): Dropping skb.
[ 1104.716068] blackhole_netdev_xmit(): Dropping skb.
[ 1104.716103] blackhole_netdev_xmit(): Dropping skb.
[ 1183.526291] blackhole_netdev_xmit(): Dropping skb.
[ 1183.526343] blackhole_netdev_xmit(): Dropping skb.
[ 1183.526373] blackhole_netdev_xmit(): Dropping skb.
[ 1183.526399] blackhole_netdev_xmit(): Dropping skb.