[    1.581396] tr (217) used greatest stack depth: 12800 bytes left
[    1.730963] ip (260) used greatest stack depth: 12280 bytes left
[   12.233147] mpls_gso: MPLS GSO support
[ 1048.121913] blackhole_netdev_xmit(): Dropping skb.
[ 1048.121973] blackhole_netdev_xmit(): Dropping skb.
[ 1048.122024] blackhole_netdev_xmit(): Dropping skb.
[ 1048.122071] blackhole_netdev_xmit(): Dropping skb.
[ 1223.804683] blackhole_netdev_xmit(): Dropping skb.
[ 1223.804778] blackhole_netdev_xmit(): Dropping skb.
[ 1223.804835] blackhole_netdev_xmit(): Dropping skb.
[ 1223.804894] blackhole_netdev_xmit(): Dropping skb.
[ 1229.987957] blackhole_netdev_xmit(): Dropping skb.
[ 1229.988066] blackhole_netdev_xmit(): Dropping skb.
[ 1229.988118] blackhole_netdev_xmit(): Dropping skb.
[ 1229.988181] blackhole_netdev_xmit(): Dropping skb.