[    1.503383] ip (254) used greatest stack depth: 12168 bytes left
[   53.489619] netem: version 1.3
[   62.362469] ip (3223) used greatest stack depth: 12120 bytes left
[  555.597086] tc (16939) used greatest stack depth: 11896 bytes left
[  612.892120] pm_nl_ctl (20241) used greatest stack depth: 11832 bytes left