[    2.703318] ip (278) used greatest stack depth: 12344 bytes left
[   12.406223] ip (922) used greatest stack depth: 12288 bytes left
[   65.550821] netem: version 1.3
[  608.250922] tc (15589) used greatest stack depth: 11936 bytes left
[  670.229726] pm_nl_ctl (18727) used greatest stack depth: 11872 bytes left