[    1.885952] ip (261) used greatest stack depth: 12392 bytes left
[    2.236088] ip (289) used greatest stack depth: 12344 bytes left
[    8.913718] ip (921) used greatest stack depth: 12192 bytes left
[   53.049621] netem: version 1.3
[  537.916039] ip (13953) used greatest stack depth: 12128 bytes left
[  599.836198] tc (15595) used greatest stack depth: 11936 bytes left
[  669.938179] pm_nl_ctl (18733) used greatest stack depth: 11872 bytes left