[    2.771422] ip (282) used greatest stack depth: 12344 bytes left
[   17.633263] mpls_gso: MPLS GSO support
[  647.671133] ip (32733) used greatest stack depth: 12192 bytes left
[ 1186.727496] blackhole_netdev_xmit(): Dropping skb.
[ 1186.727557] blackhole_netdev_xmit(): Dropping skb.
[ 1186.727588] blackhole_netdev_xmit(): Dropping skb.
[ 1186.727616] blackhole_netdev_xmit(): Dropping skb.
[ 1189.045315] blackhole_netdev_xmit(): Dropping skb.
[ 1189.045364] blackhole_netdev_xmit(): Dropping skb.
[ 1189.045395] blackhole_netdev_xmit(): Dropping skb.
[ 1189.045430] blackhole_netdev_xmit(): Dropping skb.
[ 1204.122986] blackhole_netdev_xmit(): Dropping skb.
[ 1204.123039] blackhole_netdev_xmit(): Dropping skb.
[ 1204.123077] blackhole_netdev_xmit(): Dropping skb.
[ 1204.123107] blackhole_netdev_xmit(): Dropping skb.