[   15.925160] ip (256) used greatest stack depth: 12184 bytes left
[   21.334088] ip (937) used greatest stack depth: 12136 bytes left
[   62.840727] netem: version 1.3
[  585.509905] tc (16941) used greatest stack depth: 11920 bytes left
[  641.364573] pm_nl_ctl (20242) used greatest stack depth: 11864 bytes left