[    2.611588] ip (281) used greatest stack depth: 12344 bytes left
[   16.699405] mpls_gso: MPLS GSO support
[  872.949003] blackhole_netdev_xmit(): Dropping skb.
[  872.949068] blackhole_netdev_xmit(): Dropping skb.
[  872.949103] blackhole_netdev_xmit(): Dropping skb.
[  872.949140] blackhole_netdev_xmit(): Dropping skb.
[  932.432725] blackhole_netdev_xmit(): Dropping skb.
[  932.432780] blackhole_netdev_xmit(): Dropping skb.
[  932.432811] blackhole_netdev_xmit(): Dropping skb.
[  932.432838] blackhole_netdev_xmit(): Dropping skb.
[ 1089.022948] blackhole_netdev_xmit(): Dropping skb.
[ 1089.023022] blackhole_netdev_xmit(): Dropping skb.
[ 1089.023054] blackhole_netdev_xmit(): Dropping skb.
[ 1089.023089] blackhole_netdev_xmit(): Dropping skb.