[    1.781565] ip (286) used greatest stack depth: 12272 bytes left
[   46.781753] netem: version 1.3
[   54.695779] ip (3014) used greatest stack depth: 11976 bytes left
[  557.743908] tc (15683) used greatest stack depth: 11952 bytes left
[  616.473104] pm_nl_ctl (18828) used greatest stack depth: 11864 bytes left