[    1.344458] ip (216) used greatest stack depth: 12216 bytes left
[    1.464006] ip (258) used greatest stack depth: 12008 bytes left
[   50.839899] netem: version 1.3
[   68.887757] ip (4646) used greatest stack depth: 11976 bytes left
[   68.932147] ip (4664) used greatest stack depth: 11936 bytes left
[  561.967888] pm_nl_ctl (24826) used greatest stack depth: 11856 bytes left