[    2.263787] ip (199) used greatest stack depth: 12552 bytes left
[    2.296796] ip (208) used greatest stack depth: 12488 bytes left
[    2.948246] ip (388) used greatest stack depth: 12000 bytes left
[   23.657546] ip (1960) used greatest stack depth: 11984 bytes left
[  571.207653] pm_nl_ctl (27785) used greatest stack depth: 11912 bytes left