[    1.746529] ip (264) used greatest stack depth: 12280 bytes left
[   12.944854] mpls_gso: MPLS GSO support
[  782.994793] blackhole_netdev_xmit(): Dropping skb.
[  782.994859] blackhole_netdev_xmit(): Dropping skb.
[  782.994898] blackhole_netdev_xmit(): Dropping skb.
[  782.994932] blackhole_netdev_xmit(): Dropping skb.