[    1.731811] ip (266) used greatest stack depth: 12376 bytes left
[    1.809456] ip (275) used greatest stack depth: 12344 bytes left
[    1.966435] ip (294) used greatest stack depth: 12216 bytes left
[   37.520673] ip (2151) used greatest stack depth: 11976 bytes left
[   50.636698] netem: version 1.3
[  566.795427] tc (16941) used greatest stack depth: 11896 bytes left
[  624.195766] pm_nl_ctl (20241) used greatest stack depth: 11784 bytes left