[    2.341166] ip (277) used greatest stack depth: 12360 bytes left
[    2.451890] ip (286) used greatest stack depth: 12344 bytes left
[   54.060866] netem: version 1.3
[  386.402810] ip (7303) used greatest stack depth: 12304 bytes left
[  514.106132] ip (10814) used greatest stack depth: 12064 bytes left
[  586.453166] tc (12964) used greatest stack depth: 11936 bytes left