[    5.843882] ip (1192) used greatest stack depth: 12488 bytes left
[   43.107852] ip (3287) used greatest stack depth: 12080 bytes left
[   83.534166] ip (4908) used greatest stack depth: 12000 bytes left
[  553.379231] pm_nl_ctl (25804) used greatest stack depth: 11912 bytes left