[    2.428583] ip (226) used greatest stack depth: 12272 bytes left
[    3.020707] ip (378) used greatest stack depth: 12024 bytes left
[    3.730702] ip (560) used greatest stack depth: 11992 bytes left
[   71.940392] ip (5250) used greatest stack depth: 11976 bytes left
[  562.550109] pm_nl_ctl (27840) used greatest stack depth: 11944 bytes left