[    1.943540] ip (245) used greatest stack depth: 12440 bytes left
[    2.553803] ip (279) used greatest stack depth: 12344 bytes left
[   14.822889] mpls_gso: MPLS GSO support
[   24.006218] ip (2373) used greatest stack depth: 12304 bytes left
[ 1042.455752] blackhole_netdev_xmit(): Dropping skb.
[ 1042.455819] blackhole_netdev_xmit(): Dropping skb.
[ 1042.455860] blackhole_netdev_xmit(): Dropping skb.
[ 1042.455903] blackhole_netdev_xmit(): Dropping skb.