[    2.246810] ip (186) used greatest stack depth: 12256 bytes left
[   60.651541] ip (5004) used greatest stack depth: 11992 bytes left
[  107.984508] ip (5829) used greatest stack depth: 11976 bytes left
[  552.676848] pm_nl_ctl (27780) used greatest stack depth: 11912 bytes left