[    2.234218] ip (197) used greatest stack depth: 12600 bytes left
[    2.244321] ip (200) used greatest stack depth: 12536 bytes left
[    2.899756] ip (378) used greatest stack depth: 12056 bytes left
[  131.396545] ip (5392) used greatest stack depth: 12000 bytes left
[  571.413979] pm_nl_ctl (26362) used greatest stack depth: 11912 bytes left