FortiGate VMs for ARM64 KVM, AWS, OCI, and for VM64 OPC, encounter an error condition in the kernel when performing an upgrade from version 7.0.15 to 7.0.16. The OCI baremetal kernel image is not supported in version 7.0.16 during an upgrade from versions 7.0.13, 7.0.14, or 7.0.15.
