[    2.245659] ip (216) used greatest stack depth: 12568 bytes left
[    2.271574] ip (225) used greatest stack depth: 12352 bytes left
[    4.428054] ip (859) used greatest stack depth: 12256 bytes left
[    6.073297] ip (1344) used greatest stack depth: 12088 bytes left
[  533.910050] pm_nl_ctl (25823) used greatest stack depth: 11944 bytes left