[    2.197721] ip (264) used greatest stack depth: 12304 bytes left
[    2.498627] ip (284) used greatest stack depth: 12272 bytes left
[   41.542465] ip (1709) used greatest stack depth: 12000 bytes left
[   61.547458] netem: version 1.3
[  635.944973] tc (15595) used greatest stack depth: 11936 bytes left
[  700.308977] pm_nl_ctl (18733) used greatest stack depth: 11880 bytes left