I have following kernel installed: ~~~ $ rpm -qa kernel* kernel-modules-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 kernel-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 kernel-modules-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 kernel-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 ~~~ and I suspect it has some issues with networking, therefore I'd like to install older version, but it does not look to be possible. The most obvious way does not work: ~~~ $ sudo dnf downgrade --enablerepo=updates{,-testing} kernel\* --releasever 38 Updating and loading repositories: Repositories loaded. Package Arch Version Repository Size Installing: kernel x86_64 6.3.12-200.fc38 updates-testing 0.0 B kernel-core x86_64 6.3.12-200.fc38 updates-testing 64.6 MiB kernel-modules x86_64 6.3.12-200.fc38 updates-testing 53.7 MiB kernel-modules-core x86_64 6.3.12-200.fc38 updates-testing 29.4 MiB Transaction Summary: Installing: 4 packages Total size of inbound packages is 102 MiB. Need to download 0 B. After this operation 148 MiB will be used (install 148 MiB, remove 0 B). Is this ok [y/N]: y [1/4] kernel-0:6.3.12-200.fc38.x86_64 100% | 0.0 B/s | 0.0 B | 00m00s >>> Already downloaded [2/4] kernel-core-0:6.3.12-200.fc38.x86 100% | 0.0 B/s | 0.0 B | 00m00s >>> Already downloaded [3/4] kernel-modules-0:6.3.12-200.fc38. 100% | 0.0 B/s | 0.0 B | 00m00s >>> Already downloaded [4/4] kernel-modules-core-0:6.3.12-200. 100% | 0.0 B/s | 0.0 B | 00m00s >>> Already downloaded -------------------------------------------------------------------------------- [4/4] Total 100% | 0.0 B/s | 0.0 B | 00m00s Running transaction Transaction failed: Rpm transaction failed. - package kernel-modules-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-modules-core-6.3.12-200.fc38.x86_64) is already installed - package kernel-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-core-6.3.12-200.fc38.x86_64) is already installed - package kernel-modules-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-modules-6.3.12-200.fc38.x86_64) is already installed - package kernel-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-6.3.12-200.fc38.x86_64) is already installed ~~~ Neither being more explicit: ~~~ sudo dnf downgrade https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-core-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.1[vondruch@fedora ~]$ sudo dnf downgrade https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-core-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-modules-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-modules-core-6.3.12-200.fc38.x86_64.rpm Updating and loading repositories: Repositories loaded. https://kojipkgs.fedoraproject.org//pa 100% | 168.8 KiB/s | 132.8 KiB | 00m01s https://kojipkgs.fedoraproject.org//pa 100% | 4.0 MiB/s | 15.7 MiB | 00m04s https://kojipkgs.fedoraproject.org//pa 100% | 9.3 MiB/s | 54.9 MiB | 00m06s https://kojipkgs.fedoraproject.org//pa 100% | 4.2 MiB/s | 30.2 MiB | 00m07s Package Arch Version Repository Size Installing: kernel x86_64 6.3.12-200.fc38 @commandline 0.0 B kernel-core x86_64 6.3.12-200.fc38 @commandline 64.6 MiB kernel-modules x86_64 6.3.12-200.fc38 @commandline 53.7 MiB kernel-modules-core x86_64 6.3.12-200.fc38 @commandline 29.4 MiB Transaction Summary: Installing: 4 packages Total size of inbound packages is 101 MiB. Need to download 0 B. After this operation 148 MiB will be used (install 148 MiB, remove 0 B). Is this ok [y/N]: y Running transaction Transaction failed: Rpm transaction failed. - package kernel-modules-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-modules-core-6.3.12-200.fc38.x86_64) is already installed - package kernel-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-core-6.3.12-200.fc38.x86_64) is already installed - package kernel-modules-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-modules-6.3.12-200.fc38.x86_64) is already installed - package kernel-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-6.3.12-200.fc38.x86_64) is already installed ~~~ And install does not work as well: ~~~ $ sudo dnf install https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-core-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-modules-6.3.12-200.fc38.x86_64.rpm https://kojipkgs.fedoraproject.org//packages/kernel/6.3.12/200.fc38/x86_64/kernel-modules-core-6.3.12-200.fc38.x86_64.rpm Updating and loading repositories: Repositories loaded. https://kojipkgs.fedoraproject.org//pa 100% | 178.3 KiB/s | 132.8 KiB | 00m01s https://kojipkgs.fedoraproject.org//pa 100% | 4.9 MiB/s | 15.7 MiB | 00m03s https://kojipkgs.fedoraproject.org//pa 100% | 6.4 MiB/s | 30.2 MiB | 00m05s https://kojipkgs.fedoraproject.org//pa 100% | 5.9 MiB/s | 54.9 MiB | 00m09s Package Arch Version Repository Size Installing: kernel x86_64 6.3.12-200.fc38 @commandline 0.0 B kernel-core x86_64 6.3.12-200.fc38 @commandline 64.6 MiB kernel-modules x86_64 6.3.12-200.fc38 @commandline 53.7 MiB kernel-modules-core x86_64 6.3.12-200.fc38 @commandline 29.4 MiB Transaction Summary: Installing: 4 packages Total size of inbound packages is 101 MiB. Need to download 0 B. After this operation 148 MiB will be used (install 148 MiB, remove 0 B). Is this ok [y/N]: y Running transaction Transaction failed: Rpm transaction failed. - package kernel-modules-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-modules-core-6.3.12-200.fc38.x86_64) is already installed - package kernel-core-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-core-6.3.12-200.fc38.x86_64) is already installed - package kernel-modules-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-modules-6.3.12-200.fc38.x86_64) is already installed - package kernel-6.5.0-0.rc0.20230705gitd528014517f2.10.fc39.x86_64 (which is newer than kernel-6.3.12-200.fc38.x86_64) is already installed ~~~ Reproducible: Always Actual Results: It seems it is not possible to install older kernel Expected Results: Older kernel can be installed
I was able to workaround this by uninstalling all installed kernels: ~~~ $ sudo dnf remove kernel\* --setopt=protect_running_kernel=false ~~~ But this is less then desirable workaround.
This is the DNF version in question: ~~~ $ rpm -q dnf5 dnf5-5.0.15-3.fc39.x86_64 ~~~
PR with fix: https://github.com/rpm-software-management/dnf5/pull/723 Tests: https://github.com/rpm-software-management/ci-dnf-stack/pull/1337
This bug appears to have been reported against 'rawhide' during the Fedora Linux 39 development cycle. Changing version to 39.