systemd-bsod.service, systemd-bsod — Displays boot-time emergency log message in full screen.
systemd-bsod.service is used to display a blue screen which contains a message
relating to a boot failure, including a QR code which can be scanned to get helpful information about the
The following options are understood by systemd-bsod:
On success (displaying the journal message successfully), 0 is returned, a non-zero failure code otherwise.