[    2.656664] ip (255) used greatest stack depth: 12264 bytes left
[    3.258071] ip (415) used greatest stack depth: 12232 bytes left
[   52.264356] netem: version 1.3
[   61.874862] ip (4468) used greatest stack depth: 12040 bytes left
[   73.024859] ip (4664) used greatest stack depth: 11960 bytes left
[   91.718341] ip (4846) used greatest stack depth: 11936 bytes left
[  576.401432] pm_nl_ctl (25034) used greatest stack depth: 11864 bytes left