[    2.909119] ip (280) used greatest stack depth: 12272 bytes left
[   15.648351] ip (1224) used greatest stack depth: 12248 bytes left
[   16.826183] mpls_gso: MPLS GSO support
[  743.996208] blackhole_netdev_xmit(): Dropping skb.
[  743.996274] blackhole_netdev_xmit(): Dropping skb.
[  743.996303] blackhole_netdev_xmit(): Dropping skb.
[  743.996329] blackhole_netdev_xmit(): Dropping skb.
[  753.516190] blackhole_netdev_xmit(): Dropping skb.
[  753.516248] blackhole_netdev_xmit(): Dropping skb.
[  753.516280] blackhole_netdev_xmit(): Dropping skb.
[  753.516312] blackhole_netdev_xmit(): Dropping skb.
[ 1006.427945] blackhole_netdev_xmit(): Dropping skb.
[ 1006.428018] blackhole_netdev_xmit(): Dropping skb.
[ 1006.428052] blackhole_netdev_xmit(): Dropping skb.
[ 1006.428118] blackhole_netdev_xmit(): Dropping skb.
[ 1176.812391] blackhole_netdev_xmit(): Dropping skb.
[ 1176.812464] blackhole_netdev_xmit(): Dropping skb.
[ 1176.812506] blackhole_netdev_xmit(): Dropping skb.
[ 1176.812548] blackhole_netdev_xmit(): Dropping skb.