[    2.266249] ip (216) used greatest stack depth: 12312 bytes left
[   22.861880] ip (1848) used greatest stack depth: 12144 bytes left
[  113.256570] ip (5290) used greatest stack depth: 12104 bytes left
[  548.744136] pm_nl_ctl (25806) used greatest stack depth: 11944 bytes left