[    2.330402] ip (226) used greatest stack depth: 12176 bytes left
[    2.932569] ip (387) used greatest stack depth: 12048 bytes left
[   12.327916] ip (1601) used greatest stack depth: 12008 bytes left
[   92.490779] ip (5828) used greatest stack depth: 11992 bytes left
[  536.449750] pm_nl_ctl (27818) used greatest stack depth: 11912 bytes left