[    1.841099] ip (267) used greatest stack depth: 12472 bytes left
[    1.899166] ip (273) used greatest stack depth: 12424 bytes left
[    2.019343] ip (285) used greatest stack depth: 12360 bytes left
[    2.106787] ip (294) used greatest stack depth: 12216 bytes left
[   51.019140] netem: version 1.3
[  110.872991] ip (3912) used greatest stack depth: 12200 bytes left
[  493.064548] ip (14088) used greatest stack depth: 12120 bytes left
[  558.301351] tc (16941) used greatest stack depth: 11872 bytes left
[  615.324161] pm_nl_ctl (20245) used greatest stack depth: 11864 bytes left