[    2.358690] ip (217) used greatest stack depth: 12008 bytes left
[   23.817538] ip (1959) used greatest stack depth: 11984 bytes left
[   23.849367] ip (1968) used greatest stack depth: 11976 bytes left
[  570.130973] pm_nl_ctl (27768) used greatest stack depth: 11864 bytes left