[    2.740004] ip (278) used greatest stack depth: 12360 bytes left
[    2.794931] ip (282) used greatest stack depth: 12344 bytes left
[   15.678128] mpls_gso: MPLS GSO support
[  816.123008] blackhole_netdev_xmit(): Dropping skb.
[  816.123076] blackhole_netdev_xmit(): Dropping skb.
[  816.123115] blackhole_netdev_xmit(): Dropping skb.
[  816.123154] blackhole_netdev_xmit(): Dropping skb.
[  831.617192] blackhole_netdev_xmit(): Dropping skb.
[  831.617264] blackhole_netdev_xmit(): Dropping skb.
[  831.617318] blackhole_netdev_xmit(): Dropping skb.
[  831.617358] blackhole_netdev_xmit(): Dropping skb.
[  911.400329] blackhole_netdev_xmit(): Dropping skb.
[  911.400387] blackhole_netdev_xmit(): Dropping skb.
[  911.400422] blackhole_netdev_xmit(): Dropping skb.
[  911.400459] blackhole_netdev_xmit(): Dropping skb.
[  929.135942] blackhole_netdev_xmit(): Dropping skb.
[  929.136007] blackhole_netdev_xmit(): Dropping skb.
[  929.136051] blackhole_netdev_xmit(): Dropping skb.
[  929.136088] blackhole_netdev_xmit(): Dropping skb.
[ 1161.485217] blackhole_netdev_xmit(): Dropping skb.
[ 1161.485296] blackhole_netdev_xmit(): Dropping skb.
[ 1161.485351] blackhole_netdev_xmit(): Dropping skb.
[ 1161.485402] blackhole_netdev_xmit(): Dropping skb.