[    2.738433] ip (280) used greatest stack depth: 12344 bytes left
[   12.959720] ip (1048) used greatest stack depth: 12328 bytes left
[   16.332939] mpls_gso: MPLS GSO support
[   17.225163] ip (1401) used greatest stack depth: 12064 bytes left
[ 1102.014382] blackhole_netdev_xmit(): Dropping skb.
[ 1102.014453] blackhole_netdev_xmit(): Dropping skb.
[ 1102.014485] blackhole_netdev_xmit(): Dropping skb.
[ 1102.014518] blackhole_netdev_xmit(): Dropping skb.