[    1.817427] ip (286) used greatest stack depth: 12248 bytes left
[   26.310286] ip (1514) used greatest stack depth: 12232 bytes left
[   45.889985] netem: version 1.3
[  119.005053] ip (3624) used greatest stack depth: 12104 bytes left
[  561.920995] tc (15680) used greatest stack depth: 11952 bytes left
[  620.334799] pm_nl_ctl (18826) used greatest stack depth: 11872 bytes left