[    1.855287] ip (267) used greatest stack depth: 12392 bytes left
[    2.005253] ip (285) used greatest stack depth: 12376 bytes left
[    2.078109] ip (294) used greatest stack depth: 12200 bytes left
[   19.980924] ip (1886) used greatest stack depth: 11960 bytes left
[   67.052585] netem: version 1.3
[  608.118428] tc (23601) used greatest stack depth: 11880 bytes left
[  674.093337] pm_nl_ctl (27728) used greatest stack depth: 11848 bytes left