[    1.578202] ip (260) used greatest stack depth: 12288 bytes left
[    1.965548] ip (294) used greatest stack depth: 12272 bytes left
[   12.065318] mpls_gso: MPLS GSO support
[  764.873044] blackhole_netdev_xmit(): Dropping skb.
[  764.873110] blackhole_netdev_xmit(): Dropping skb.
[  764.873149] blackhole_netdev_xmit(): Dropping skb.
[  764.873189] blackhole_netdev_xmit(): Dropping skb.
[  804.582910] blackhole_netdev_xmit(): Dropping skb.
[  804.583015] blackhole_netdev_xmit(): Dropping skb.
[  804.583079] blackhole_netdev_xmit(): Dropping skb.
[  804.583137] blackhole_netdev_xmit(): Dropping skb.