[    2.266324] ip (207) used greatest stack depth: 12048 bytes left
[    5.873277] ip (1215) used greatest stack depth: 12008 bytes left
[   30.652209] ip (2634) used greatest stack depth: 11992 bytes left
[  559.589459] pm_nl_ctl (26362) used greatest stack depth: 11912 bytes left