[    1.670022] ip (255) used greatest stack depth: 12248 bytes left
[   50.852054] netem: version 1.3
[  285.967210] ip (5400) used greatest stack depth: 12200 bytes left
[  584.929956] tc (15680) used greatest stack depth: 11912 bytes left
[  642.656956] pm_nl_ctl (18825) used greatest stack depth: 11872 bytes left