[    2.358812] ip (277) used greatest stack depth: 12344 bytes left
[   46.107859] ip (2119) used greatest stack depth: 12304 bytes left
[   52.895248] netem: version 1.3
[  105.370938] ip (3018) used greatest stack depth: 12192 bytes left
[  506.768493] ip (10739) used greatest stack depth: 12064 bytes left
[  580.024907] tc (12616) used greatest stack depth: 11936 bytes left