[   38.920589] ip (294) used greatest stack depth: 12288 bytes left
[   50.440020] mpls_gso: MPLS GSO support
[ 1217.145903] blackhole_netdev_xmit(): Dropping skb.
[ 1217.146000] blackhole_netdev_xmit(): Dropping skb.
[ 1217.146048] blackhole_netdev_xmit(): Dropping skb.
[ 1217.146093] blackhole_netdev_xmit(): Dropping skb.
[ 1235.029749] blackhole_netdev_xmit(): Dropping skb.
[ 1235.029831] blackhole_netdev_xmit(): Dropping skb.
[ 1235.029878] blackhole_netdev_xmit(): Dropping skb.
[ 1235.029922] blackhole_netdev_xmit(): Dropping skb.