[    1.896305] ip (246) used greatest stack depth: 12288 bytes left
[    2.463940] ip (280) used greatest stack depth: 12272 bytes left
[    9.545987] ip (805) used greatest stack depth: 12128 bytes left
[   15.263382] mpls_gso: MPLS GSO support
[  715.450671] blackhole_netdev_xmit(): Dropping skb.
[  715.450757] blackhole_netdev_xmit(): Dropping skb.
[  715.450802] blackhole_netdev_xmit(): Dropping skb.
[  715.450844] blackhole_netdev_xmit(): Dropping skb.
[  748.150208] blackhole_netdev_xmit(): Dropping skb.
[  748.150273] blackhole_netdev_xmit(): Dropping skb.
[  748.150312] blackhole_netdev_xmit(): Dropping skb.
[  748.150345] blackhole_netdev_xmit(): Dropping skb.
[  755.984816] blackhole_netdev_xmit(): Dropping skb.
[  755.984894] blackhole_netdev_xmit(): Dropping skb.
[  755.984942] blackhole_netdev_xmit(): Dropping skb.
[  755.984983] blackhole_netdev_xmit(): Dropping skb.
[  916.546080] blackhole_netdev_xmit(): Dropping skb.
[  916.546153] blackhole_netdev_xmit(): Dropping skb.
[  916.546193] blackhole_netdev_xmit(): Dropping skb.
[  916.546235] blackhole_netdev_xmit(): Dropping skb.
[  931.579075] blackhole_netdev_xmit(): Dropping skb.
[  931.579138] blackhole_netdev_xmit(): Dropping skb.
[  931.579173] blackhole_netdev_xmit(): Dropping skb.
[  931.579208] blackhole_netdev_xmit(): Dropping skb.