sector->status.store will be uninitialized when read_section_info fails.
log of Valgrind when read_section_info fails.
==175190== Conditional jump or move depends on uninitialised value(s)
==175190== at 0x8B754F: check_oldest_addr_cb (fdb_kvdb.c:1666)
==175190== by 0x8B433A: sector_iterator (fdb_kvdb.c:927)
==175190== by 0x8B865A: fdb_kvdb_init (fdb_kvdb.c:1906)
...
sector->status.store
will be uninitialized when read_section_info fails.log of Valgrind when read_section_info fails.