The earliest recollection of this bug is traced back to PAN-OS 10.2.10 - March 11, 2025.
This bug is fixed in PAN-OS versions 10.2.10-h2, 11.1.3-h2., 11.1.3-h10., 11.1.4-h1, 11.2.3.
Fixed an issue where a custom report was not deleted on Panorama when expected.
Custom reports created in PAN-OS are not deleted as expected, resulting in high memory use by the reportd process. This can lead to issues, such as out-of-memory conditions, content installation failures, and unexpected firewall reboots.
For more information:
https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-10-known-and-addressed-issues/pan-os-10-2-10-h2-addressed-issues
https://docs.paloaltonetworks.com/pan-os/10-2/pan-os-release-notes/pan-os-10-2-10-known-and-addressed-issues/pan-os-10-2-10-known-issues
https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-3-known-and-addressed-issues/pan-os-11-1-3-h10-addressed-issues
https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-3-known-and-addressed-issues/pan-os-11-1-3-h2-addressed-issues
https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-3-known-and-addressed-issues/pan-os-11-1-3-known-issues
https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-4-known-and-addressed-issues/pan-os-11-1-4-h1-addressed-issues
https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-4-known-and-addressed-issues/pan-os-11-1-4-known-issues
https://docs.paloaltonetworks.com/pan-os/11-2/pan-os-release-notes/pan-os-11-2-3-known-and-addressed-issues/pan-os-11-2-3-addressed-issues