[    3.205679] ip (284) used greatest stack depth: 12272 bytes left
[   14.811260] ip (982) used greatest stack depth: 12104 bytes left
[   20.311372] mpls_gso: MPLS GSO support
[  685.386696] blackhole_netdev_xmit(): Dropping skb.
[  685.386765] blackhole_netdev_xmit(): Dropping skb.
[  685.386799] blackhole_netdev_xmit(): Dropping skb.
[  685.386828] blackhole_netdev_xmit(): Dropping skb.
[  709.322791] blackhole_netdev_xmit(): Dropping skb.
[  709.322843] blackhole_netdev_xmit(): Dropping skb.
[  709.322878] blackhole_netdev_xmit(): Dropping skb.
[  709.322922] blackhole_netdev_xmit(): Dropping skb.
[  710.995862] blackhole_netdev_xmit(): Dropping skb.
[  710.995934] blackhole_netdev_xmit(): Dropping skb.
[  710.995981] blackhole_netdev_xmit(): Dropping skb.
[  710.996038] blackhole_netdev_xmit(): Dropping skb.
[  712.081081] blackhole_netdev_xmit(): Dropping skb.
[  712.081137] blackhole_netdev_xmit(): Dropping skb.
[  759.538061] net_ratelimit: 2 callbacks suppressed
[  759.538066] blackhole_netdev_xmit(): Dropping skb.
[  759.538174] blackhole_netdev_xmit(): Dropping skb.
[  759.538212] blackhole_netdev_xmit(): Dropping skb.
[  759.538248] blackhole_netdev_xmit(): Dropping skb.
[ 1048.939391] blackhole_netdev_xmit(): Dropping skb.
[ 1048.939461] blackhole_netdev_xmit(): Dropping skb.
[ 1048.939492] blackhole_netdev_xmit(): Dropping skb.
[ 1048.939526] blackhole_netdev_xmit(): Dropping skb.
[ 1166.249088] blackhole_netdev_xmit(): Dropping skb.
[ 1166.249151] blackhole_netdev_xmit(): Dropping skb.
[ 1166.249194] blackhole_netdev_xmit(): Dropping skb.
[ 1166.249233] blackhole_netdev_xmit(): Dropping skb.