The earliest recollection of this bug is traced back to PAN-OS 11.1.10-h5 - October 17, 2025. This bug is fixed in PAN-OS versions 11.1.10-h5, 11.1.12, 11.1.6-h19, 11.1.10-h7. Fixed an issue where the logrcvr process crashed on PA-7050 firewalls due to system log processing threads becoming blocked when the queue was full. This resulted in a heartbeat failure. Fixed an issue where the log receiver process crashed on PA-7050 firewalls due to system log processing threads becoming blocked when the queue was full. This resulted in a heartbeat failure. For more information: https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-10-known-and-addressed-issues/pan-os-11-1-10-h5-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-10-known-and-addressed-issues/pan-os-11-1-10-h7-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-12-known-and-addressed-issues/pan-os-11-1-12-addressed-issues https://docs.paloaltonetworks.com/pan-os/11-1/pan-os-release-notes/pan-os-11-1-6-known-and-addressed-issues/pan-os-11-1-6-h19-addressed-issues