[    1.758868] ip (255) used greatest stack depth: 12184 bytes left
[   48.556475] netem: version 1.3
[  137.882435] ip (4211) used greatest stack depth: 12136 bytes left
[  561.293659] tc (16940) used greatest stack depth: 11928 bytes left
[  614.872982] pm_nl_ctl (20242) used greatest stack depth: 11864 bytes left