[    2.293087] ip (280) used greatest stack depth: 12272 bytes left
[   54.468065] netem: version 1.3
[   64.046084] ip (3003) used greatest stack depth: 12144 bytes left
[  628.682643] tc (15596) used greatest stack depth: 11936 bytes left
[  696.476984] pm_nl_ctl (18733) used greatest stack depth: 11784 bytes left