[    1.454924] ip (256) used greatest stack depth: 12184 bytes left
[   47.036706] netem: version 1.3
[  127.258248] ip (4062) used greatest stack depth: 12136 bytes left
[  553.841161] tc (16943) used greatest stack depth: 11920 bytes left
[  608.347216] pm_nl_ctl (20244) used greatest stack depth: 11872 bytes left