[    1.919153] ip (257) used greatest stack depth: 12392 bytes left
[    2.344121] ip (289) used greatest stack depth: 12344 bytes left
[   56.775601] netem: version 1.3
[   92.732725] ip (3482) used greatest stack depth: 12192 bytes left
[  166.621801] ip (4181) used greatest stack depth: 12064 bytes left
[  463.447026] ip (10329) used greatest stack depth: 12032 bytes left
[  665.903072] pm_nl_ctl (18731) used greatest stack depth: 11872 bytes left