[    2.047575] ip (269) used greatest stack depth: 12608 bytes left
[    2.124918] ip (276) used greatest stack depth: 12552 bytes left
[    2.146586] ip (278) used greatest stack depth: 12360 bytes left
[    3.552513] ip (393) used greatest stack depth: 12344 bytes left
[   54.268611] netem: version 1.3
[   75.849860] ip (2500) used greatest stack depth: 12064 bytes left
[  618.136054] tc (12618) used greatest stack depth: 11936 bytes left