[    1.884234] ip (248) used greatest stack depth: 12336 bytes left
[   23.162054] ip (1120) used greatest stack depth: 12288 bytes left
[   50.427682] netem: version 1.3
[  115.257819] ip (2754) used greatest stack depth: 12064 bytes left
[  567.525541] tc (11915) used greatest stack depth: 11872 bytes left