[    1.992409] ip (258) used greatest stack depth: 12184 bytes left
[   48.771243] netem: version 1.3
[  262.324351] ip (5436) used greatest stack depth: 12136 bytes left
[  592.100308] tc (16952) used greatest stack depth: 11920 bytes left
[  647.782373] pm_nl_ctl (20248) used greatest stack depth: 11864 bytes left