[    2.106247] ip (301) used greatest stack depth: 12136 bytes left
[   10.346671] mpls_gso: MPLS GSO support
[  927.028212] blackhole_netdev_xmit(): Dropping skb.
[  927.028281] blackhole_netdev_xmit(): Dropping skb.
[  927.028326] blackhole_netdev_xmit(): Dropping skb.
[  927.028362] blackhole_netdev_xmit(): Dropping skb.
[ 1060.190841] blackhole_netdev_xmit(): Dropping skb.
[ 1060.190911] blackhole_netdev_xmit(): Dropping skb.
[ 1060.190951] blackhole_netdev_xmit(): Dropping skb.
[ 1060.190988] blackhole_netdev_xmit(): Dropping skb.