[    1.786054] ip (259) used greatest stack depth: 12168 bytes left
[   67.724419] netem: version 1.3
[  415.046982] ip (13237) used greatest stack depth: 12152 bytes left
[  615.762418] tc (23603) used greatest stack depth: 11880 bytes left
[  679.143970] pm_nl_ctl (27732) used greatest stack depth: 11864 bytes left