[   21.636927][  T833] ip (833) used greatest stack depth: 23968 bytes left
[   87.019294][ T2900] ip (2900) used greatest stack depth: 23840 bytes left
[  558.496752][T11287] ip (11287) used greatest stack depth: 23464 bytes left
[  996.954620][T25776] pm_nl_ctl (25776) used greatest stack depth: 22912 bytes left