[    8.153870] ip (268) used greatest stack depth: 12600 bytes left
[    8.236562] ip (277) used greatest stack depth: 12504 bytes left
[    8.424986] ip (295) used greatest stack depth: 12248 bytes left
[   60.028732] netem: version 1.3
[  509.424618] ip (13739) used greatest stack depth: 12232 bytes left
[  512.505349] ip (14029) used greatest stack depth: 12168 bytes left
[  568.452722] tc (15679) used greatest stack depth: 11952 bytes left
[  625.490868] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left