[    1.926849] ip (294) used greatest stack depth: 12200 bytes left
[   48.181045] netem: version 1.3
[  112.409619] ip (3753) used greatest stack depth: 12184 bytes left
[  558.854374] tc (15679) used greatest stack depth: 11952 bytes left
[  617.101234] pm_nl_ctl (18825) used greatest stack depth: 11872 bytes left