[    1.982288] ip (248) used greatest stack depth: 12376 bytes left
[    2.522314] ip (279) used greatest stack depth: 12344 bytes left
[   16.002035] mpls_gso: MPLS GSO support
[  736.645370] blackhole_netdev_xmit(): Dropping skb.
[  736.645438] blackhole_netdev_xmit(): Dropping skb.
[  736.645480] blackhole_netdev_xmit(): Dropping skb.
[  736.645517] blackhole_netdev_xmit(): Dropping skb.
[  738.486718] blackhole_netdev_xmit(): Dropping skb.
[  738.486774] blackhole_netdev_xmit(): Dropping skb.
[  738.486808] blackhole_netdev_xmit(): Dropping skb.
[  738.486839] blackhole_netdev_xmit(): Dropping skb.
[  920.683716] blackhole_netdev_xmit(): Dropping skb.
[  920.683786] blackhole_netdev_xmit(): Dropping skb.
[  920.683834] blackhole_netdev_xmit(): Dropping skb.
[  920.683882] blackhole_netdev_xmit(): Dropping skb.