[    1.904583] ip (255) used greatest stack depth: 12392 bytes left
[    2.285743] ip (287) used greatest stack depth: 12344 bytes left
[   52.927245] netem: version 1.3
[  332.737372] pm_nl_ctl (6045) used greatest stack depth: 12304 bytes left
[  597.816025] tc (13806) used greatest stack depth: 11936 bytes left
[  662.502190] pm_nl_ctl (16722) used greatest stack depth: 11792 bytes left