[    1.717260] ip (255) used greatest stack depth: 12280 bytes left
[    2.074928] ip (295) used greatest stack depth: 12232 bytes left
[    6.356977] ip (794) used greatest stack depth: 11960 bytes left
[   48.242441] netem: version 1.3
[  610.887411] tc (21290) used greatest stack depth: 11952 bytes left
[  668.737580] pm_nl_ctl (24433) used greatest stack depth: 11872 bytes left