[   12.377325] ip (237) used greatest stack depth: 12080 bytes left
[   13.004355] ip (404) used greatest stack depth: 12040 bytes left
[   62.313665] netem: version 1.3
[   72.259063] ip (4463) used greatest stack depth: 12008 bytes left
[  576.419265] pm_nl_ctl (24870) used greatest stack depth: 11856 bytes left