[    2.051289] ip (251) used greatest stack depth: 12288 bytes left
[    2.726204] ip (285) used greatest stack depth: 12272 bytes left
[   16.337312] mpls_gso: MPLS GSO support
[  651.382984] ip (26178) used greatest stack depth: 12144 bytes left
[  702.261928] blackhole_netdev_xmit(): Dropping skb.
[  702.261978] blackhole_netdev_xmit(): Dropping skb.
[  702.262012] blackhole_netdev_xmit(): Dropping skb.
[  702.262045] blackhole_netdev_xmit(): Dropping skb.
[ 1165.862010] blackhole_netdev_xmit(): Dropping skb.
[ 1165.862089] blackhole_netdev_xmit(): Dropping skb.
[ 1165.862122] blackhole_netdev_xmit(): Dropping skb.
[ 1165.862164] blackhole_netdev_xmit(): Dropping skb.