[    2.214890] ip (185) used greatest stack depth: 12264 bytes left
[    2.270184] ip (198) used greatest stack depth: 12104 bytes left
[    6.699271] ip (1417) used greatest stack depth: 12008 bytes left
[   32.435068] ip (3119) used greatest stack depth: 11992 bytes left
[  551.156425] pm_nl_ctl (27770) used greatest stack depth: 11912 bytes left