[    1.776798] ip (257) used greatest stack depth: 12392 bytes left
[    2.145700] ip (288) used greatest stack depth: 12344 bytes left
[   43.889015] ip (2424) used greatest stack depth: 12304 bytes left
[   53.658561] netem: version 1.3
[  540.275279] ip (13672) used greatest stack depth: 12240 bytes left
[  672.654534] pm_nl_ctl (18731) used greatest stack depth: 11544 bytes left