[    2.829443] ip (283) used greatest stack depth: 12384 bytes left
[    6.648829] ip (453) used greatest stack depth: 12184 bytes left
[   17.386373] mpls_gso: MPLS GSO support
[  731.389901] blackhole_netdev_xmit(): Dropping skb.
[  731.390039] blackhole_netdev_xmit(): Dropping skb.
[  731.390085] blackhole_netdev_xmit(): Dropping skb.
[  731.390127] blackhole_netdev_xmit(): Dropping skb.
[ 1034.929432] blackhole_netdev_xmit(): Dropping skb.
[ 1034.929499] blackhole_netdev_xmit(): Dropping skb.
[ 1034.929529] blackhole_netdev_xmit(): Dropping skb.
[ 1034.929558] blackhole_netdev_xmit(): Dropping skb.
[ 1036.643650] blackhole_netdev_xmit(): Dropping skb.
[ 1036.643708] blackhole_netdev_xmit(): Dropping skb.
[ 1036.643748] blackhole_netdev_xmit(): Dropping skb.
[ 1036.643777] blackhole_netdev_xmit(): Dropping skb.
[ 1075.767640] blackhole_netdev_xmit(): Dropping skb.
[ 1075.767702] blackhole_netdev_xmit(): Dropping skb.
[ 1075.767737] blackhole_netdev_xmit(): Dropping skb.
[ 1075.767774] blackhole_netdev_xmit(): Dropping skb.