[    2.111331] ip (186) used greatest stack depth: 12416 bytes left
[    2.126739] ip (191) used greatest stack depth: 12352 bytes left
[   17.024943] ip (1657) used greatest stack depth: 12152 bytes left
[   60.125491] ip (4519) used greatest stack depth: 12112 bytes left
[  567.365728] pm_nl_ctl (25824) used greatest stack depth: 11944 bytes left