[    2.159256] ip (191) used greatest stack depth: 12256 bytes left
[   49.879664] ip (3863) used greatest stack depth: 12016 bytes left
[  124.611668] ip (5820) used greatest stack depth: 11992 bytes left
[  572.220079] pm_nl_ctl (27774) used greatest stack depth: 11912 bytes left