[    2.278617] ip (208) used greatest stack depth: 12536 bytes left
[    2.310753] ip (217) used greatest stack depth: 12480 bytes left
[   60.247213] ip (4996) used greatest stack depth: 12272 bytes left
[  105.499400] ip (5793) used greatest stack depth: 12264 bytes left
[  549.416244] pm_nl_ctl (27783) used greatest stack depth: 11912 bytes left