[    1.787264] ip (294) used greatest stack depth: 12248 bytes left
[   11.696609] mpls_gso: MPLS GSO support
[  639.885186] ip (10387) used greatest stack depth: 12040 bytes left
[  895.650169] blackhole_netdev_xmit(): Dropping skb.
[  895.650252] blackhole_netdev_xmit(): Dropping skb.
[  895.650309] blackhole_netdev_xmit(): Dropping skb.
[  895.650362] blackhole_netdev_xmit(): Dropping skb.
[ 1064.805845] blackhole_netdev_xmit(): Dropping skb.
[ 1064.805914] blackhole_netdev_xmit(): Dropping skb.
[ 1064.805977] blackhole_netdev_xmit(): Dropping skb.
[ 1064.806031] blackhole_netdev_xmit(): Dropping skb.
[ 1106.540178] blackhole_netdev_xmit(): Dropping skb.
[ 1106.540231] blackhole_netdev_xmit(): Dropping skb.
[ 1106.540283] blackhole_netdev_xmit(): Dropping skb.
[ 1106.540324] blackhole_netdev_xmit(): Dropping skb.
[ 1128.642804] blackhole_netdev_xmit(): Dropping skb.
[ 1128.642867] blackhole_netdev_xmit(): Dropping skb.
[ 1128.642919] blackhole_netdev_xmit(): Dropping skb.
[ 1128.642976] blackhole_netdev_xmit(): Dropping skb.