[    2.895195] ip (379) used greatest stack depth: 12264 bytes left
[    5.393987] ip (1055) used greatest stack depth: 12256 bytes left
[   49.564896] ip (3693) used greatest stack depth: 12024 bytes left
[   93.289254] ip (5632) used greatest stack depth: 11992 bytes left
[  550.893379] pm_nl_ctl (27779) used greatest stack depth: 11912 bytes left