[    1.550043] ip (254) used greatest stack depth: 12280 bytes left
[    1.936484] ip (295) used greatest stack depth: 12232 bytes left
[   48.205936] netem: version 1.3
[  346.956845] ip (7562) used greatest stack depth: 12216 bytes left
[  608.179222] tc (21340) used greatest stack depth: 11912 bytes left
[  666.595018] pm_nl_ctl (24481) used greatest stack depth: 11872 bytes left