[    2.857212] ip (288) used greatest stack depth: 12272 bytes left
[   65.032825] netem: version 1.3
[  519.923830] ip (11387) used greatest stack depth: 12016 bytes left
[  621.538305] tc (15590) used greatest stack depth: 11936 bytes left
[  684.721661] pm_nl_ctl (18728) used greatest stack depth: 11872 bytes left