[    2.150326] ip (258) used greatest stack depth: 12320 bytes left
[    2.542715] ip (280) used greatest stack depth: 12272 bytes left
[    2.788931] ip (298) used greatest stack depth: 12248 bytes left
[   60.587604] netem: version 1.3
[  532.370537] ip (11374) used greatest stack depth: 12056 bytes left
[  636.655291] tc (15596) used greatest stack depth: 11936 bytes left
[  704.126512] pm_nl_ctl (18732) used greatest stack depth: 11872 bytes left