[    1.740643] ip (254) used greatest stack depth: 12248 bytes left
[    2.986829] ip (380) used greatest stack depth: 12200 bytes left
[   50.806736] netem: version 1.3
[  577.736806] tc (15682) used greatest stack depth: 11928 bytes left
[  636.595976] pm_nl_ctl (18828) used greatest stack depth: 11872 bytes left