The reboot fixed the issue - I now have a working computer again, though getting to a reboot was a bit painful.
> systemctl reboot Failed to reboot system via logind: Connection timed out Failed to start reboot.target: Connection timed out See system logs and 'systemctl status reboot.target' for details. It is possible to perform action directly, see discussion of --force --force in man:systemctl(1). > systemctl reboot --force Failed to execute operation: Failed to activate service 'org.freedesktop.systemd1': timed out (service_start_timeout=25000ms) It is possible to perform action directly, see discussion of --force --force in man:systemctl(1). > systemctl reboot --force --force On Wed, 2022-01-12 at 15:36 +0000, Debian Bug Tracking System wrote: > Thank you for filing a new Bug report with Debian. > > You can follow progress on this Bug here: 1003611: > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1003611. > > This is an automatically generated reply to let you know your message > has been received. > > Your message is being forwarded to the package maintainers and other > interested parties for their attention; they will reply in due course. > > Your message has been sent to the package maintainer(s): > Debian systemd Maintainers <pkg-systemd-maintain...@lists.alioth.debian.org> > > If you wish to submit further information on this problem, please > send it to 1003...@bugs.debian.org. > > Please do not send mail to ow...@bugs.debian.org unless you wish > to report a problem with the Bug-tracking system. >