[    2.010729] ip (294) used greatest stack depth: 12248 bytes left
[   47.789442] netem: version 1.3
[  410.375621] ip (9717) used greatest stack depth: 12232 bytes left
[  555.435933] tc (15684) used greatest stack depth: 11952 bytes left
[  613.502570] pm_nl_ctl (18829) used greatest stack depth: 11872 bytes left