[    2.245869] ip (206) used greatest stack depth: 12552 bytes left
[    2.266329] ip (212) used greatest stack depth: 12520 bytes left
[    2.276679] ip (216) used greatest stack depth: 12480 bytes left
[    5.859435] ip (1193) used greatest stack depth: 12168 bytes left
[   28.879888] ip (2069) used greatest stack depth: 12008 bytes left
[  568.291184] pm_nl_ctl (26109) used greatest stack depth: 11912 bytes left