[   11.875696] ip (965) used greatest stack depth: 12232 bytes left
[   19.058859] mpls_gso: MPLS GSO support
[  905.014799] blackhole_netdev_xmit(): Dropping skb.
[  905.014867] blackhole_netdev_xmit(): Dropping skb.
[  905.014900] blackhole_netdev_xmit(): Dropping skb.
[  905.014936] blackhole_netdev_xmit(): Dropping skb.
[ 1106.452792] blackhole_netdev_xmit(): Dropping skb.
[ 1106.452869] blackhole_netdev_xmit(): Dropping skb.
[ 1106.452917] blackhole_netdev_xmit(): Dropping skb.
[ 1106.452955] blackhole_netdev_xmit(): Dropping skb.