[    3.325430] ip (292) used greatest stack depth: 12272 bytes left
[   19.862910] mpls_gso: MPLS GSO support
[  861.840779] blackhole_netdev_xmit(): Dropping skb.
[  861.840852] blackhole_netdev_xmit(): Dropping skb.
[  861.840887] blackhole_netdev_xmit(): Dropping skb.
[  861.840922] blackhole_netdev_xmit(): Dropping skb.
[ 1004.607453] blackhole_netdev_xmit(): Dropping skb.
[ 1004.607524] blackhole_netdev_xmit(): Dropping skb.
[ 1004.607566] blackhole_netdev_xmit(): Dropping skb.
[ 1004.607609] blackhole_netdev_xmit(): Dropping skb.
[ 1194.702390] blackhole_netdev_xmit(): Dropping skb.
[ 1194.702461] blackhole_netdev_xmit(): Dropping skb.
[ 1194.702516] blackhole_netdev_xmit(): Dropping skb.
[ 1194.702554] blackhole_netdev_xmit(): Dropping skb.