[   14.117198] ip (255) used greatest stack depth: 12248 bytes left
[   63.534304] netem: version 1.3
[  366.104620] ip (7140) used greatest stack depth: 12184 bytes left
[  583.141514] tc (15680) used greatest stack depth: 11912 bytes left
[  643.275268] pm_nl_ctl (18826) used greatest stack depth: 11856 bytes left