[    1.764319] ip (295) used greatest stack depth: 12248 bytes left
[    3.531415] ip (525) used greatest stack depth: 12136 bytes left
[   47.003921] netem: version 1.3
[  569.609945] tc (15678) used greatest stack depth: 11952 bytes left
[  628.058463] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left