[    2.896251] ip (370) used greatest stack depth: 12056 bytes left
[   18.008758] ip (1783) used greatest stack depth: 12032 bytes left
[   60.610383] ip (4997) used greatest stack depth: 11976 bytes left
[  556.327102] pm_nl_ctl (27772) used greatest stack depth: 11912 bytes left