[    2.110953] ip (261) used greatest stack depth: 12320 bytes left
[    2.604079] ip (289) used greatest stack depth: 12272 bytes left
[   61.872320] netem: version 1.3
[  255.908043] ip (5048) used greatest stack depth: 12016 bytes left
[  634.532226] tc (15595) used greatest stack depth: 11896 bytes left
[  697.049941] pm_nl_ctl (18732) used greatest stack depth: 11752 bytes left