[    4.141797] ip (708) used greatest stack depth: 12256 bytes left
[   29.691535] ip (2172) used greatest stack depth: 12032 bytes left
[   74.362393] ip (5211) used greatest stack depth: 12008 bytes left
[  578.920122] pm_nl_ctl (27784) used greatest stack depth: 11896 bytes left