[    1.729218] ip (295) used greatest stack depth: 12272 bytes left
[   45.876299] netem: version 1.3
[  468.700302] ip (11923) used greatest stack depth: 12240 bytes left
[  544.536531] tc (15680) used greatest stack depth: 11936 bytes left
[  603.575414] pm_nl_ctl (18824) used greatest stack depth: 11880 bytes left