Kernel prints the following or similar messages on boot:
[ 0.979155] Couldn't get size: 0x800000000000000e [ 0.979936] MODSIGN: Couldn't get UEFI db list [ 0.981200] integrity: Loading X.509 certificate: UEFI:MokListRT [ 0.983902] integrity: Loaded X.509 cert 'Red Hat Secure Boot (CA key 1): xyz0123456789abcdefxyz0123456789abcdef' [ 0.986098] Couldn't get size: 0x800000000000000e [ 0.986909] Couldn't get UEFI dbx list
- Red Hat Enterprise Linux 8
- UEFI is enabled
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