3634250 - SAP HANA Database upgrade failed with error "Registering SAP HANA Database binaries in Local Secure Store failed!"

hdblcm.log shows:

12:05:15.879 - INFO: Registering SAP HANA Database binaries in Local Secure Store...
12:05:15.879 - INFO: -----------------------------------------------------------
12:05:15.879 - INFO:   Switching to user id xx and group id xx.
12:05:15.879 - INFO:   Starting external program /lss/shared/xxx/exe/lsscfg
12:05:15.879 - INFO:     Command line is: /lss/shared/xxx/exe/lsscfg importComponentHashes -f HDB 2.00.xx /hana/shared/xxx/xxx/hana/shared/xxx/xxx/SIGNATURE.SMF
12:05:15.925 - INFO:     Output line 1: Reading plain-text configuration: /usr/sap/xxx/lss/local/private/lss.ini
12:05:15.925 - INFO:     Output line 2: Use existing configuration DB:    /lss/shared/xxx/data/config/lsscfg.db
12:05:15.929 - INFO:     Output line 3:   Successfully opened ConfigDB with filesystem xxx'/usr/sap/xxx/lss/local/private/config/lsscfg.pse'
12:05:15.930 - INFO:     Output line 4: Use existing common DB:           /lss/shared/xxx/data/common/lsscommon.db
12:05:15.933 - INFO:     Output line 5:   Successfully opened CommonDB with filesystem xxx'/usr/sap/xxx/lss/local/private/common/lsscommon.pse'
12:05:15.934 - INFO:     Output line 6: 
12:05:15.934 - INFO:     Output line 7: Checking signature of SMF file '/hana/shared/xxx/xxx/SIGNATURE.SMF'
12:05:15.934 - INFO:     Output line 8: ERROR: failed to open '/hana/shared/xxx/xxx/SIGNATURE.SMF' - Permission denied (rc: 13)
12:05:15.942 - INFO:     Program terminated with exit code 9

Registering SAP HANA Database binaries in Local Secure Store failed!

SAP HANA PLATFORM EDITION 2.0

upgrade, local secure store, permission denied, signature.smf, rc: 13, binaries, registering , KBA , HAN-LM-UPG-DB , Upgrade of HANA Database , HAN-LM-PLT , SAP HANA Platform Lifecycle Management , Problem