[    2.003786] ip (256) used greatest stack depth: 12392 bytes left
[    2.631840] ip (296) used greatest stack depth: 12360 bytes left
[    3.921829] ip (393) used greatest stack depth: 12344 bytes left
[   57.804821] netem: version 1.3
[  109.469870] ip (3242) used greatest stack depth: 12304 bytes left
[  221.274220] ip (4493) used greatest stack depth: 12272 bytes left
[  595.864828] tc (13805) used greatest stack depth: 11936 bytes left
[  664.277645] pm_nl_ctl (16878) used greatest stack depth: 11608 bytes left