[    2.267950] ip (190) used greatest stack depth: 12280 bytes left
[    2.395114] ip (226) used greatest stack depth: 12184 bytes left
[    3.527705] ip (526) used greatest stack depth: 12064 bytes left
[   30.239284] ip (2450) used greatest stack depth: 12040 bytes left
[  557.232807] pm_nl_ctl (26368) used greatest stack depth: 11912 bytes left