[    1.879520] ip (250) used greatest stack depth: 12376 bytes left
[    2.489258] ip (281) used greatest stack depth: 12344 bytes left
[   14.265371] mpls_gso: MPLS GSO support
[   26.644285] ip (2614) used greatest stack depth: 12192 bytes left
[  933.362296] blackhole_netdev_xmit(): Dropping skb.
[  933.362369] blackhole_netdev_xmit(): Dropping skb.
[  933.362403] blackhole_netdev_xmit(): Dropping skb.
[  933.362436] blackhole_netdev_xmit(): Dropping skb.
[ 1156.063564] blackhole_netdev_xmit(): Dropping skb.
[ 1156.063629] blackhole_netdev_xmit(): Dropping skb.
[ 1156.063661] blackhole_netdev_xmit(): Dropping skb.
[ 1156.063692] blackhole_netdev_xmit(): Dropping skb.