[    1.683737] ip (254) used greatest stack depth: 12248 bytes left
[    1.982828] ip (285) used greatest stack depth: 12200 bytes left
[   51.112747] netem: version 1.3
[  576.071134] tc (15680) used greatest stack depth: 11952 bytes left
[  634.796988] pm_nl_ctl (18824) used greatest stack depth: 11864 bytes left