[    1.546466] ip (255) used greatest stack depth: 12224 bytes left
[   55.523319] netem: version 1.3
[   93.508026] ip (3295) used greatest stack depth: 12176 bytes left
[  580.751486] tc (15681) used greatest stack depth: 11904 bytes left
[  638.703163] pm_nl_ctl (18827) used greatest stack depth: 11856 bytes left