[    1.874078] ip (293) used greatest stack depth: 12248 bytes left
[   10.707290] mpls_gso: MPLS GSO support
[  998.667848] blackhole_netdev_xmit(): Dropping skb.
[  998.667906] blackhole_netdev_xmit(): Dropping skb.
[  998.667959] blackhole_netdev_xmit(): Dropping skb.
[  998.668001] blackhole_netdev_xmit(): Dropping skb.