[    1.516778] ip (259) used greatest stack depth: 12232 bytes left
[   11.092090] mpls_gso: MPLS GSO support
[ 1078.460863] blackhole_netdev_xmit(): Dropping skb.
[ 1078.460919] blackhole_netdev_xmit(): Dropping skb.
[ 1078.460962] blackhole_netdev_xmit(): Dropping skb.
[ 1078.460995] blackhole_netdev_xmit(): Dropping skb.