[    1.961897] ip (261) used greatest stack depth: 12432 bytes left
[    2.212162] ip (281) used greatest stack depth: 12400 bytes left
[    2.232851] ip (283) used greatest stack depth: 12384 bytes left
[    9.961058] ip (1023) used greatest stack depth: 12128 bytes left
[   56.822038] netem: version 1.3
[  622.824432] tc (15685) used greatest stack depth: 11936 bytes left
[  689.605647] pm_nl_ctl (18832) used greatest stack depth: 11848 bytes left