[    2.420313] ip (284) used greatest stack depth: 12272 bytes left
[   14.735069] mpls_gso: MPLS GSO support
[   23.332893] ip (2437) used greatest stack depth: 12128 bytes left
[  995.197356] blackhole_netdev_xmit(): Dropping skb.
[  995.197449] blackhole_netdev_xmit(): Dropping skb.
[  995.197510] blackhole_netdev_xmit(): Dropping skb.
[  995.197570] blackhole_netdev_xmit(): Dropping skb.
[ 1040.262733] blackhole_netdev_xmit(): Dropping skb.
[ 1040.262782] blackhole_netdev_xmit(): Dropping skb.
[ 1040.262812] blackhole_netdev_xmit(): Dropping skb.
[ 1040.262838] blackhole_netdev_xmit(): Dropping skb.
[ 1054.522889] blackhole_netdev_xmit(): Dropping skb.
[ 1054.522961] blackhole_netdev_xmit(): Dropping skb.
[ 1054.523012] blackhole_netdev_xmit(): Dropping skb.
[ 1054.523054] blackhole_netdev_xmit(): Dropping skb.