[    1.703240] ip (255) used greatest stack depth: 12184 bytes left
[   52.581431] netem: version 1.3
[  371.856562] ip (9196) used greatest stack depth: 12136 bytes left
[  554.376890] tc (16942) used greatest stack depth: 11920 bytes left
[  611.406831] pm_nl_ctl (20243) used greatest stack depth: 11864 bytes left