[    2.517134] ip (283) used greatest stack depth: 12384 bytes left
[   19.275529] ip (1302) used greatest stack depth: 12360 bytes left
[   44.856718] ip (2133) used greatest stack depth: 12128 bytes left
[   59.463738] netem: version 1.3
[  605.635121] tc (15682) used greatest stack depth: 11936 bytes left
[  672.077316] pm_nl_ctl (18826) used greatest stack depth: 11880 bytes left