[    1.862160] ip (266) used greatest stack depth: 12488 bytes left
[    2.036481] ip (284) used greatest stack depth: 12232 bytes left
[    6.118271] ip (754) used greatest stack depth: 12216 bytes left
[   49.766107] netem: version 1.3
[  636.274724] tc (21158) used greatest stack depth: 11952 bytes left
[  693.010634] pm_nl_ctl (24298) used greatest stack depth: 11872 bytes left