[    1.949811] ip (257) used greatest stack depth: 12296 bytes left
[   44.370187] ip (2534) used greatest stack depth: 12232 bytes left
[   52.664839] netem: version 1.3
[  532.363001] ip (14707) used greatest stack depth: 12168 bytes left
[  621.545116] tc (21510) used greatest stack depth: 11952 bytes left
[  679.082865] pm_nl_ctl (24650) used greatest stack depth: 11752 bytes left