[    1.717739] ip (253) used greatest stack depth: 12296 bytes left
[    2.097941] ip (294) used greatest stack depth: 12248 bytes left
[   40.085053] ip (2405) used greatest stack depth: 12232 bytes left
[   49.178128] netem: version 1.3
[  619.743282] tc (21127) used greatest stack depth: 11952 bytes left
[  681.336779] pm_nl_ctl (24267) used greatest stack depth: 11872 bytes left