Error "GPG verification is enabled, but GPG signature is not available" in OL9 Custom Image ksplice

Applies to: 

Oracle Cloud Infrastructure

Oracle Linux 9

 

Symptoms:

The following errors occur when attempting to use Ksplice on OL9 Custom Image instance for updating the base image:

root@ol9-xxxx:/home/wfsdeploy# dnf install ksplice 
Ksplice Uptrack for Oracle Linux 13 kB/s | 8.5 kB 00:00 
Ksplice Uptrack for Oracle Linux 6.7 kB/s | 1.7 kB 00:00 
Ksplice Uptrack for Oracle Linux 14 kB/s | 8.5 kB 00:00 
Errors during downloading metadata for repository 'ksplice-uptrack': 
  - Status code: 404 for https://www.ksplice.com/yum/uptrack/ol/9/x86_64/repodata/repomd.xml.asc (IP: 147.x.x.x) 
Error: Failed to download metadata for repo 'ksplice-uptrack': GPG verification is enabled, but GPG signature is not available. This may be an error or the repository does not support GPG verification: Status code: 404 for https://www.ksplice.com/yum/uptrack/ol/9/x86_64/repodata/repomd.xml.asc (IP: 147.x.x.x)