[    2.929905] ip (282) used greatest stack depth: 12344 bytes left
[   16.852822] mpls_gso: MPLS GSO support
[  634.452559] ip (19621) used greatest stack depth: 12288 bytes left
[  653.737009] ip (21326) used greatest stack depth: 12064 bytes left
[  704.911289] blackhole_netdev_xmit(): Dropping skb.
[  704.911347] blackhole_netdev_xmit(): Dropping skb.
[  704.911384] blackhole_netdev_xmit(): Dropping skb.
[  704.911422] blackhole_netdev_xmit(): Dropping skb.
[ 1168.318701] blackhole_netdev_xmit(): Dropping skb.
[ 1168.318769] blackhole_netdev_xmit(): Dropping skb.
[ 1168.318801] blackhole_netdev_xmit(): Dropping skb.
[ 1168.318833] blackhole_netdev_xmit(): Dropping skb.
[ 1211.798471] blackhole_netdev_xmit(): Dropping skb.
[ 1211.798529] blackhole_netdev_xmit(): Dropping skb.
[ 1211.798562] blackhole_netdev_xmit(): Dropping skb.
[ 1211.798595] blackhole_netdev_xmit(): Dropping skb.