[    1.745537] ip (259) used greatest stack depth: 12168 bytes left
[   78.753849] netem: version 1.3
[  100.424777] ip (5799) used greatest stack depth: 11928 bytes left
[  648.049635] tc (24870) used greatest stack depth: 11880 bytes left
[  713.274239] pm_nl_ctl (28997) used greatest stack depth: 11832 bytes left