[    2.398448] ip (301) used greatest stack depth: 12384 bytes left
[   12.943664] ip (1178) used greatest stack depth: 12224 bytes left
[   48.547330] ip (2430) used greatest stack depth: 12104 bytes left
[   59.119727] netem: version 1.3
[  641.918659] tc (15685) used greatest stack depth: 11896 bytes left
[  711.240376] pm_nl_ctl (18830) used greatest stack depth: 11880 bytes left