[    1.740351] ip (254) used greatest stack depth: 12152 bytes left
[   48.956580] ip (2958) used greatest stack depth: 11896 bytes left
[   78.774849] netem: version 1.3
[  653.284088] tc (20914) used greatest stack depth: 11864 bytes left
[  724.333719] pm_nl_ctl (24820) used greatest stack depth: 11800 bytes left