[    2.282711] ip (267) used greatest stack depth: 12544 bytes left
[    2.503902] ip (283) used greatest stack depth: 12472 bytes left
[    2.532320] ip (285) used greatest stack depth: 12360 bytes left
[    2.655549] ip (294) used greatest stack depth: 12344 bytes left
[   59.669277] netem: version 1.3
[   76.290304] ip (2803) used greatest stack depth: 12064 bytes left
[  610.532421] tc (13805) used greatest stack depth: 11936 bytes left