[   21.365512][  T833] ip (833) used greatest stack depth: 24304 bytes left
[  482.158050][ T9025] ip (9025) used greatest stack depth: 23752 bytes left
[  954.436205][T24306] ip (24306) used greatest stack depth: 23288 bytes left
[  963.588177][T24802] pm_nl_ctl (24802) used greatest stack depth: 23000 bytes left