[    1.824392] ip (268) used greatest stack depth: 12424 bytes left
[    1.892803] ip (278) used greatest stack depth: 12360 bytes left
[    2.038955] ip (296) used greatest stack depth: 12184 bytes left
[   72.116642] netem: version 1.3
[   81.359285] ip (5591) used greatest stack depth: 11960 bytes left
[  622.405543] tc (24872) used greatest stack depth: 11880 bytes left
[  685.582524] pm_nl_ctl (29001) used greatest stack depth: 11832 bytes left