I'm guessing my problem is at least related if not exactly the same. Here is the /var/log/apt/term.log relevant info:
Preparing to unpack .../08-firmware-sof-signed_1.7-1_all.deb ... Unpacking firmware-sof-signed (1.7-1) ... dpkg: error processing archive /tmp/apt-dpkg-install-60a2xL/08-firmware-sof-signed_1.7-1_all.deb (--unpack): trying to overwrite '/lib/firmware/intel/sof/sof-bdw.ri', which is also in package linux-firmware 1.201.5+system76~1646062142~21.10~b05e0ab~dev This was updates applied today, 5 April 2022, on 21.10 Ubuntu. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1956215 Title: package firmware-sof-signed (not installed) failed to install/upgrade: trying to overwrite «/lib/firmware/intel/sof/sof-bdw.ri», which is also in package linux-firmware 1.201.3 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firmware-sof/+bug/1956215/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs