[    1.689036] ip (259) used greatest stack depth: 12168 bytes left
[   52.667877] netem: version 1.3
[   68.728087] ip (3396) used greatest stack depth: 12120 bytes left
[  558.269366] tc (16941) used greatest stack depth: 11888 bytes left
[  615.870257] pm_nl_ctl (20242) used greatest stack depth: 11848 bytes left