[    1.534987] ip (253) used greatest stack depth: 12248 bytes left
[    1.558096] ip (256) used greatest stack depth: 12184 bytes left
[   47.337446] netem: version 1.3
[  433.434898] ip (11200) used greatest stack depth: 12008 bytes left
[  545.972256] tc (16943) used greatest stack depth: 11920 bytes left
[  602.981660] pm_nl_ctl (20244) used greatest stack depth: 11800 bytes left