[    2.126799] ip (256) used greatest stack depth: 12392 bytes left
[    2.609847] ip (288) used greatest stack depth: 12344 bytes left
[   63.945628] netem: version 1.3
[  484.706167] ip (10649) used greatest stack depth: 12064 bytes left
[  671.483682] pm_nl_ctl (18726) used greatest stack depth: 11872 bytes left