[    1.879124] ip (255) used greatest stack depth: 12392 bytes left
[    2.077854] ip (272) used greatest stack depth: 12360 bytes left
[    2.175707] ip (281) used greatest stack depth: 12344 bytes left
[   41.887573] ip (1704) used greatest stack depth: 12312 bytes left
[   54.649609] netem: version 1.3
[  117.890172] ip (2738) used greatest stack depth: 12200 bytes left
[  522.166626] ip (10282) used greatest stack depth: 12136 bytes left