[    1.792070] ip (259) used greatest stack depth: 12344 bytes left
[   56.173858] netem: version 1.3
[  115.724563] ip (3099) used greatest stack depth: 12288 bytes left
[  624.867407] tc (13807) used greatest stack depth: 11936 bytes left
[  691.066881] pm_nl_ctl (16882) used greatest stack depth: 11752 bytes left