It looks like this error happens when the package is only available in -proposed, but not the release pocket.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1860672 Title: Autopkgtest failing badly since linux-5.4/5.4.0-11.14 Status in linux package in Ubuntu: Confirmed Bug description: The autopkgtest on the CI infrastructure is failing consistently now: http://autopkgtest.ubuntu.com/packages/l/linux/focal/amd64 https://objectstorage.prodstack4-5.canonical.com/v1/AUTH_77e2ada1e7a84929a74ba3b87153c0ac/autopkgtest-focal/focal/amd64/l/linux/20200117_130927_d1ea4@/log.gz : ... autopkgtest [13:09:05]: testbed dpkg architecture: amd64 autopkgtest [13:09:06]: @@@@@@@@@@@@@@@@@@@@ apt-source linux blame: linux badpkg: rules extract failed with exit code 1 autopkgtest [13:09:16]: ERROR: erroneous package: rules extract failed with exit code 1 Exit request sent. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1860672/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp