[    1.300414] ip (260) used greatest stack depth: 12288 bytes left
[    1.618563] ip (294) used greatest stack depth: 12272 bytes left
[   10.046368] mpls_gso: MPLS GSO support
[ 1204.519262] blackhole_netdev_xmit(): Dropping skb.
[ 1204.519314] blackhole_netdev_xmit(): Dropping skb.
[ 1204.519353] blackhole_netdev_xmit(): Dropping skb.
[ 1204.519385] blackhole_netdev_xmit(): Dropping skb.