[    1.542888] ip (260) used greatest stack depth: 12168 bytes left
[   48.888241] netem: version 1.3
[  343.011818] ip (7842) used greatest stack depth: 12120 bytes left
[  554.140114] tc (16941) used greatest stack depth: 11888 bytes left
[  671.006128] pm_nl_ctl (20245) used greatest stack depth: 11848 bytes left