[    2.060811] ip (248) used greatest stack depth: 12376 bytes left
[    2.512950] ip (279) used greatest stack depth: 12344 bytes left
[    3.777328] ip (378) used greatest stack depth: 12328 bytes left
[   10.600581] ip (871) used greatest stack depth: 12176 bytes left
[   54.562268] netem: version 1.3
[  579.997168] ip (11926) used greatest stack depth: 12048 bytes left
[  605.094368] tc (12611) used greatest stack depth: 11920 bytes left