[    2.284338] ip (288) used greatest stack depth: 12272 bytes left
[    6.490801] ip (642) used greatest stack depth: 12128 bytes left
[   56.482796] netem: version 1.3
[   75.441152] ip (3170) used greatest stack depth: 12000 bytes left
[  626.657405] tc (15683) used greatest stack depth: 11936 bytes left
[  693.275290] pm_nl_ctl (18829) used greatest stack depth: 11744 bytes left