[    2.490699] ip (282) used greatest stack depth: 12344 bytes left
[   15.399606] mpls_gso: MPLS GSO support
[   21.791403] ip (2205) used greatest stack depth: 12192 bytes left
[   28.755388] ip (2723) used greatest stack depth: 12160 bytes left
[  842.640796] blackhole_netdev_xmit(): Dropping skb.
[  842.640855] blackhole_netdev_xmit(): Dropping skb.
[  842.640898] blackhole_netdev_xmit(): Dropping skb.
[  842.640927] blackhole_netdev_xmit(): Dropping skb.
[  992.501659] blackhole_netdev_xmit(): Dropping skb.
[  992.501740] blackhole_netdev_xmit(): Dropping skb.
[  992.501806] blackhole_netdev_xmit(): Dropping skb.
[  992.501849] blackhole_netdev_xmit(): Dropping skb.
[ 1221.082549] blackhole_netdev_xmit(): Dropping skb.
[ 1221.082621] blackhole_netdev_xmit(): Dropping skb.
[ 1221.082658] blackhole_netdev_xmit(): Dropping skb.
[ 1221.082697] blackhole_netdev_xmit(): Dropping skb.