[    2.073767] ip (255) used greatest stack depth: 12288 bytes left
[    2.752767] ip (286) used greatest stack depth: 12272 bytes left
[   16.787874] mpls_gso: MPLS GSO support
[  656.790794] ip (22863) used greatest stack depth: 12000 bytes left
[ 1113.171377] blackhole_netdev_xmit(): Dropping skb.
[ 1113.171448] blackhole_netdev_xmit(): Dropping skb.
[ 1113.171481] blackhole_netdev_xmit(): Dropping skb.
[ 1113.171522] blackhole_netdev_xmit(): Dropping skb.
[ 1131.487194] blackhole_netdev_xmit(): Dropping skb.
[ 1131.487249] blackhole_netdev_xmit(): Dropping skb.
[ 1131.487278] blackhole_netdev_xmit(): Dropping skb.
[ 1131.487309] blackhole_netdev_xmit(): Dropping skb.