[   14.246275][  T272] ip (272) used greatest stack depth: 24560 bytes left
[   18.310820][  T300] ip (300) used greatest stack depth: 24144 bytes left
[   21.673686][  T337] ip (337) used greatest stack depth: 24000 bytes left
[  116.721937][  T685] ip (685) used greatest stack depth: 23936 bytes left
[  147.174376][ T1086] ip (1086) used greatest stack depth: 23800 bytes left
[  172.505870][ T1399] mpls_gso: MPLS GSO support
[ 1164.798131][T11907] blackhole_netdev_xmit(): Dropping skb.
[ 1164.798568][T11907] blackhole_netdev_xmit(): Dropping skb.
[ 1164.799094][T11907] blackhole_netdev_xmit(): Dropping skb.
[ 1164.799327][T11907] blackhole_netdev_xmit(): Dropping skb.