[    2.310045] ip (246) used greatest stack depth: 12440 bytes left
[    2.350062] ip (249) used greatest stack depth: 12376 bytes left
[    3.027689] ip (280) used greatest stack depth: 12344 bytes left
[   18.270399] mpls_gso: MPLS GSO support
[  697.538907] blackhole_netdev_xmit(): Dropping skb.
[  697.538968] blackhole_netdev_xmit(): Dropping skb.
[  697.538999] blackhole_netdev_xmit(): Dropping skb.
[  697.539025] blackhole_netdev_xmit(): Dropping skb.
[  948.781075] blackhole_netdev_xmit(): Dropping skb.
[  948.781137] blackhole_netdev_xmit(): Dropping skb.
[  948.781174] blackhole_netdev_xmit(): Dropping skb.
[  948.781212] blackhole_netdev_xmit(): Dropping skb.
[ 1049.721620] blackhole_netdev_xmit(): Dropping skb.
[ 1049.721694] blackhole_netdev_xmit(): Dropping skb.
[ 1049.721728] blackhole_netdev_xmit(): Dropping skb.
[ 1049.721762] blackhole_netdev_xmit(): Dropping skb.
[ 1154.632577] blackhole_netdev_xmit(): Dropping skb.
[ 1154.632637] blackhole_netdev_xmit(): Dropping skb.
[ 1154.632673] blackhole_netdev_xmit(): Dropping skb.
[ 1154.632709] blackhole_netdev_xmit(): Dropping skb.