[    1.833213] ip (285) used greatest stack depth: 12232 bytes left
[   47.707203] netem: version 1.3
[  320.221721] ip (6593) used greatest stack depth: 12216 bytes left
[  628.671874] tc (21178) used greatest stack depth: 11912 bytes left
[  687.749268] pm_nl_ctl (24318) used greatest stack depth: 11872 bytes left