[    2.718396] ip (293) used greatest stack depth: 12272 bytes left
[   15.614256] mpls_gso: MPLS GSO support
[  772.367550] blackhole_netdev_xmit(): Dropping skb.
[  772.367628] blackhole_netdev_xmit(): Dropping skb.
[  772.367674] blackhole_netdev_xmit(): Dropping skb.
[  772.367724] blackhole_netdev_xmit(): Dropping skb.
[  813.014833] blackhole_netdev_xmit(): Dropping skb.
[  813.014902] blackhole_netdev_xmit(): Dropping skb.
[  813.014938] blackhole_netdev_xmit(): Dropping skb.
[  813.014972] blackhole_netdev_xmit(): Dropping skb.
[ 1064.023820] blackhole_netdev_xmit(): Dropping skb.
[ 1064.023897] blackhole_netdev_xmit(): Dropping skb.
[ 1064.023934] blackhole_netdev_xmit(): Dropping skb.
[ 1064.023968] blackhole_netdev_xmit(): Dropping skb.