[   16.168287] ip (294) used greatest stack depth: 12248 bytes left
[   25.658703] mpls_gso: MPLS GSO support
[ 1019.685455] blackhole_netdev_xmit(): Dropping skb.
[ 1019.685556] blackhole_netdev_xmit(): Dropping skb.
[ 1019.685620] blackhole_netdev_xmit(): Dropping skb.
[ 1019.685678] blackhole_netdev_xmit(): Dropping skb.