Hi! Thanks for the report!
On Tue, 2022-01-25 at 10:17:31 +0300, Uladzimir Bely wrote: > Package: dpkg > Version: 1.20.9 > Severity: bug Bug reports should be directed to sub...@bugs.debian.org, or you could use reportbug which should manage all this for you. (I'll probably file a report out of this later today.) > In Debian Bullseye dpkg-deb returns nothing when asked for some 'source:*' > field, even if .deb file provides the package that is already installed. > > At the same time, dpkg-query output is OK. It looks like this is a regression from the fix for #972580. I'll fix this a queue it for the next unstable and stable versions. Thanks, Guillem