[    1.952447] ip (254) used greatest stack depth: 12376 bytes left
[    2.514100] ip (288) used greatest stack depth: 12344 bytes left
[   14.900126] ip (1234) used greatest stack depth: 12304 bytes left
[   16.221160] mpls_gso: MPLS GSO support
[   26.847179] ip (2445) used greatest stack depth: 12192 bytes left
[  758.130338] blackhole_netdev_xmit(): Dropping skb.
[  758.130396] blackhole_netdev_xmit(): Dropping skb.
[  758.130426] blackhole_netdev_xmit(): Dropping skb.
[  758.130453] blackhole_netdev_xmit(): Dropping skb.
[  758.710170] blackhole_netdev_xmit(): Dropping skb.
[  758.710217] blackhole_netdev_xmit(): Dropping skb.
[  758.710248] blackhole_netdev_xmit(): Dropping skb.
[  758.710274] blackhole_netdev_xmit(): Dropping skb.
[  799.265364] blackhole_netdev_xmit(): Dropping skb.
[  799.265411] blackhole_netdev_xmit(): Dropping skb.
[  799.265442] blackhole_netdev_xmit(): Dropping skb.
[  799.265468] blackhole_netdev_xmit(): Dropping skb.
[  939.038379] blackhole_netdev_xmit(): Dropping skb.
[  939.038432] blackhole_netdev_xmit(): Dropping skb.
[  939.038462] blackhole_netdev_xmit(): Dropping skb.
[  939.038496] blackhole_netdev_xmit(): Dropping skb.