On 12 Mar 2026 at 22:40, C. Linus Hicks wrote: From: "C. Linus Hicks" <[email protected]> To: Fedora Users <[email protected]> Subject: Re: Fedora has broken VirtualBox with 6.19.6 Date sent: Thu, 12 Mar 2026 22:40:17 +0000 Send reply to: Community support for Fedora users <[email protected]>
> On Thu, Mar 12, 2026, at 12:20 PM, Michael D. Setzer II via users wrote: > >> From what I've found. Works fine with Previous kernel with > >> Module? But information shows that latest kernel has Fedora > >> restricking access to only KVM, so VirtualBox can not work with > >> the restriction?? > >> > >> So, module can't build because of restriction Fedora just installed? > >> Perhaps they will find a way to get around issue with an update. > >> > >> So, works with 6.18.16 but fails with 6.19.6, so only change is > >> Fedora Kernel. So currently have to boot with 6.18.16 to have it > >> work? > >> > >> So change in 6.19.6 causes problem. > > > >Correct. The problem is that it is failing when trying to build the kernel > >modules for the 6.19 kernel. > > > >The was a "last straw" event for me. I have played with Qemu / KVM before > >was still using VirtualBox. I just re-installed KVM and created a fedora > >install. All well. I will next work on >converting some old Windows VMs and > >if that goes well I will fully un-install VirtualBox. > > > What version of VirtualBox are you running? rpm -qa | grep -i VirtualBox VirtualBox-kmodsrc-7.2.6-1.fc43.noarch VirtualBox-server-7.2.6-1.fc43.x86_64 VirtualBox-vnc-7.2.6-1.fc43.x86_64 kmod-VirtualBox-7.2.6-1.fc43.x86_64 VirtualBox-webservice-7.2.6-1.fc43.x86_64 VirtualBox-devel-7.2.6-1.fc43.x86_64 virtualbox-guest-additions-7.2.6-1.fc43.x86_64 kmod-VirtualBox-6.18.16-200.fc43.x86_64-7.2.6-1.fc43.x86_64 akmod-VirtualBox-7.2.6-1.fc43.x86_64 VirtualBox-7.2.6-1.fc43.x86_64 If I boot with kernel 6.18.16 Virtual Box works fine. If I boot with kernel 6.19.6 it tries to build akmods but it fails. manually running akmods fails. > > VirtualBox introduced initial support for Linux kernel 6.19 in VirtualBox > 7.2.6, released on January 28, 2026. This version includes the necessary > updates to handle changes to low-level CPU functions and kernel module > compilation required for the 6.19 kernel. > > Key Details on 6.19 Support: > * Initial Support: VirtualBox 7.2.6 is the first release to provide "initial > support" for the 6.19 kernel (which was officially released on Feb 8, 2026). > * Fixes: The update specifically addresses issues with compiling kernel > modules, which arise from stricter handling of low-level CPU functions (such > as the CR4 register) moved into a protected namespace in the 6.19 kernel. > > > This topic: https://forums.virtualbox.org/viewtopic.php?t=114417 > > Reports that the module build issue is fixed in 6.19.06 but I have not > verified this. > > > > -- > _______________________________________________ > users mailing list -- [email protected] > To unsubscribe send an email to [email protected] > Fedora Code of Conduct: > https://docs.fedoraproject.org/en-US/project/code-of-conduct/ > List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines > List Archives: > https://lists.fedoraproject.org/archives/list/[email protected] > Do not reply to spam, report it: > https://forge.fedoraproject.org/infra/tickets/issues/new +------------------------------------------------------------+ Michael D. Setzer II - Computer Science Instructor (Retired) mailto:[email protected] mailto:[email protected] mailto:[email protected] Guam - Where America's Day Begins G4L Disk Imaging Project maintainer http://sourceforge.net/projects/g4l/ +------------------------------------------------------------+ -- _______________________________________________ users mailing list -- [email protected] To unsubscribe send an email to [email protected] Fedora Code of Conduct: https://docs.fedoraproject.org/en-US/project/code-of-conduct/ List Guidelines: https://fedoraproject.org/wiki/Mailing_list_guidelines List Archives: https://lists.fedoraproject.org/archives/list/[email protected] Do not reply to spam, report it: https://forge.fedoraproject.org/infra/tickets/issues/new
