[    2.686702] ip (280) used greatest stack depth: 12360 bytes left
[    2.867514] ip (294) used greatest stack depth: 12344 bytes left
[   15.521850] mpls_gso: MPLS GSO support
[   27.942643] ip (2497) used greatest stack depth: 12160 bytes left
[  690.556754] blackhole_netdev_xmit(): Dropping skb.
[  690.556821] blackhole_netdev_xmit(): Dropping skb.
[  690.556854] blackhole_netdev_xmit(): Dropping skb.
[  690.556888] blackhole_netdev_xmit(): Dropping skb.
[ 1048.315844] blackhole_netdev_xmit(): Dropping skb.
[ 1048.315921] blackhole_netdev_xmit(): Dropping skb.
[ 1048.315957] blackhole_netdev_xmit(): Dropping skb.
[ 1048.315992] blackhole_netdev_xmit(): Dropping skb.
[ 1212.469125] blackhole_netdev_xmit(): Dropping skb.
[ 1212.469194] blackhole_netdev_xmit(): Dropping skb.
[ 1212.469239] blackhole_netdev_xmit(): Dropping skb.
[ 1212.469278] blackhole_netdev_xmit(): Dropping skb.