[    1.984950] ip (293) used greatest stack depth: 12200 bytes left
[   52.329301] netem: version 1.3
[   99.723869] ip (3450) used greatest stack depth: 12184 bytes left
[  570.346219] tc (15680) used greatest stack depth: 11952 bytes left
[  630.505437] pm_nl_ctl (18824) used greatest stack depth: 11872 bytes left