[    2.924567] ip (378) used greatest stack depth: 12280 bytes left
[    5.339078] ip (1030) used greatest stack depth: 12048 bytes left
[   66.260873] ip (4815) used greatest stack depth: 12040 bytes left
[   90.399825] ip (5222) used greatest stack depth: 12000 bytes left
[  543.651630] pm_nl_ctl (26363) used greatest stack depth: 11912 bytes left