[    1.680445] ip (253) used greatest stack depth: 12248 bytes left
[   50.656650] netem: version 1.3
[  495.721587] ip (13358) used greatest stack depth: 12200 bytes left
[  559.189783] tc (15681) used greatest stack depth: 11952 bytes left
[  617.816457] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left