The sep5 driver not loading at boot through the systemd service on RHEL 10. Installing intel-basekit creates the systemd service file /usr/lib/systemd/system/sep5.service which is registered to start at boot, but it fails giving an error. Starting the service manually with sudo systemctl start sep5.service gives the same error. The details of the error can be viewed by performing sudo systemctl status sep5.service, which gives:
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2383]: ./pax/insmod-pax: line 84: /dev/stderr: No such device or address
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2383]: ./pax/insmod-pax: line 84: /dev/stderr: No such device or address
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2383]: ./pax/insmod-pax: line 84: /dev/stderr: No such device or address
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2383]: ./pax/insmod-pax: line 84: /dev/stderr: No such device or address
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2383]: ./pax/insmod-pax: line 84: /dev/stderr: No such device or address
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2383]: ./pax/insmod-pax: line 84: /dev/stderr: No such device or address
Dec 26 22:28:36 localhost.localdomain sep5-load.sh[2022]: ERROR: failed to start or connect to required PAX service
Dec 26 22:28:36 localhost.localdomain systemd[1]: sep5.service: Main process exited, code=exited, status=216/GROUP
Dec 26 22:28:36 localhost.localdomain systemd[1]: sep5.service: Failed with result 'exit-code'.
Dec 26 22:28:36 localhost.localdomain systemd[1]: Failed to start sep5.service - systemd script to load sep5 driver at boot time.