I can confirm the bug is fixed, I've enabled -proposed and mouse keys, and I can start a Wayland session normally. Thank you all!
LC_ALL=C apt policy mutter mutter: Installed: 47.0-1ubuntu4.1 Candidate: 47.0-1ubuntu4.1 Version table: *** 47.0-1ubuntu4.1 1000 400 http://fr.archive.ubuntu.com/ubuntu oracular-proposed/universe amd64 Packages 100 /var/lib/dpkg/status 47.0-1ubuntu4 1000 1000 http://fr.archive.ubuntu.com/ubuntu oracular/universe amd64 Packages -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to mutter in Ubuntu. https://bugs.launchpad.net/bugs/2081728 Title: Startup crash (meta_seat_impl_run_input_task) with a wayland session and mouse keys To manage notifications about this bug go to: https://bugs.launchpad.net/mutter/+bug/2081728/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs