[    1.651302] ip (257) used greatest stack depth: 12296 bytes left
[   52.863646] netem: version 1.3
[  106.378518] ip (3632) used greatest stack depth: 12080 bytes left
[  559.920212] tc (15681) used greatest stack depth: 11952 bytes left
[  621.502358] pm_nl_ctl (18825) used greatest stack depth: 11856 bytes left