[    2.610702] ip (278) used greatest stack depth: 12344 bytes left
[    8.365887] ip (667) used greatest stack depth: 12192 bytes left
[   16.410201] mpls_gso: MPLS GSO support
[  843.231314] blackhole_netdev_xmit(): Dropping skb.
[  843.231381] blackhole_netdev_xmit(): Dropping skb.
[  843.231425] blackhole_netdev_xmit(): Dropping skb.
[  843.231464] blackhole_netdev_xmit(): Dropping skb.
[ 1032.676908] blackhole_netdev_xmit(): Dropping skb.
[ 1032.676984] blackhole_netdev_xmit(): Dropping skb.
[ 1032.677019] blackhole_netdev_xmit(): Dropping skb.
[ 1032.677053] blackhole_netdev_xmit(): Dropping skb.
[ 1083.377086] blackhole_netdev_xmit(): Dropping skb.
[ 1083.377164] blackhole_netdev_xmit(): Dropping skb.
[ 1083.377211] blackhole_netdev_xmit(): Dropping skb.
[ 1083.377253] blackhole_netdev_xmit(): Dropping skb.
[ 1213.174235] blackhole_netdev_xmit(): Dropping skb.
[ 1213.174324] blackhole_netdev_xmit(): Dropping skb.
[ 1213.174387] blackhole_netdev_xmit(): Dropping skb.
[ 1213.174447] blackhole_netdev_xmit(): Dropping skb.