[    2.721335] ip (291) used greatest stack depth: 12360 bytes left
[    6.434290] ip (460) used greatest stack depth: 12344 bytes left
[   17.077581] mpls_gso: MPLS GSO support
[  745.446639] blackhole_netdev_xmit(): Dropping skb.
[  745.446719] blackhole_netdev_xmit(): Dropping skb.
[  745.446761] blackhole_netdev_xmit(): Dropping skb.
[  745.446800] blackhole_netdev_xmit(): Dropping skb.
[  773.514225] blackhole_netdev_xmit(): Dropping skb.
[  773.514288] blackhole_netdev_xmit(): Dropping skb.
[  773.514324] blackhole_netdev_xmit(): Dropping skb.
[  773.514363] blackhole_netdev_xmit(): Dropping skb.
[  783.329993] blackhole_netdev_xmit(): Dropping skb.
[  783.330051] blackhole_netdev_xmit(): Dropping skb.
[  783.330085] blackhole_netdev_xmit(): Dropping skb.
[  783.330117] blackhole_netdev_xmit(): Dropping skb.
[  942.249458] blackhole_netdev_xmit(): Dropping skb.
[  942.249532] blackhole_netdev_xmit(): Dropping skb.
[  942.249571] blackhole_netdev_xmit(): Dropping skb.
[  942.249610] blackhole_netdev_xmit(): Dropping skb.
[ 1059.316411] blackhole_netdev_xmit(): Dropping skb.
[ 1059.316486] blackhole_netdev_xmit(): Dropping skb.
[ 1059.316522] blackhole_netdev_xmit(): Dropping skb.
[ 1059.316554] blackhole_netdev_xmit(): Dropping skb.