[   24.454036] ip (1428) used greatest stack depth: 12184 bytes left
[   53.333836] netem: version 1.3
[   85.341661] ip (3302) used greatest stack depth: 12104 bytes left
[  628.247193] tc (21186) used greatest stack depth: 11952 bytes left
[  683.386540] pm_nl_ctl (24324) used greatest stack depth: 11872 bytes left