[    2.462931] ip (293) used greatest stack depth: 12384 bytes left
[   15.291571] mpls_gso: MPLS GSO support
[ 1062.377764] blackhole_netdev_xmit(): Dropping skb.
[ 1062.377843] blackhole_netdev_xmit(): Dropping skb.
[ 1062.377879] blackhole_netdev_xmit(): Dropping skb.
[ 1062.377915] blackhole_netdev_xmit(): Dropping skb.
[ 1164.830257] blackhole_netdev_xmit(): Dropping skb.
[ 1164.830310] blackhole_netdev_xmit(): Dropping skb.
[ 1164.830341] blackhole_netdev_xmit(): Dropping skb.
[ 1164.830373] blackhole_netdev_xmit(): Dropping skb.