[    1.565271] ip (261) used greatest stack depth: 12184 bytes left
[    4.647761] ip (662) used greatest stack depth: 12136 bytes left
[   49.718315] netem: version 1.3
[  571.211452] tc (16942) used greatest stack depth: 11928 bytes left
[  628.095830] pm_nl_ctl (20243) used greatest stack depth: 11864 bytes left