On 21.04.22 21:00, Justin Forbes wrote: > On Thu, Apr 21, 2022 at 12:02 PM Sérgio Basto <sergio@xxxxxxxxxx> wrote: >> On Thu, 2022-04-21 at 11:50 -0500, Justin Forbes wrote: >>> On Thu, Apr 21, 2022 at 8:58 AM Sérgio Basto <sergio@xxxxxxxxxx> wrote: >>>> >>>> to test Virtualbox host kmods on new kernel (x86_64 only), I install >>>> fedora-rawhide-kernel-nodebug [1] >>>> >>>> but last two update I see with ack SLS [2] but SLS is strict arm >>>> thing >>>> , this is a bug ? or I'm missing something ? >>> >>> SLS is not a strict arm thing, and upstream commit e463a09af2f06 >>> brought in the Straight Line Speculation mitigations for x86. Those >>> are also enabled in 5.17 kernels as well. >>> >>> I assume you are running the rawhide-nodebug kernel on rawhide? If so, >>> it should work, but it is entirely possible that the virtualbox >>> drivers just do not build against the 5.18 development kernels yet. >>> It would be best to ask them for support. If you are trying to build >>> against the rawhide-nodebug kernel on a stable Fedora release, that >>> will not work. You would need to rebuild the kernel first.. >> >> I'm using Fedora 34 , so you are saying that we need a higher gcc >> version isn't it ? > > Actually, a newer compiler is not necessary. It would get you past > this particular error, but you would just hit another error. The real > issue is the compilter used to build the kernel must also be the > compiler used to build the module. If you really need to run 5.18 > kernels on Fedora 34, and need to build external modules for them, you > will have to recompile the kernel yourself on an F34 host. Shameless plug: or use 5.18 from my vanilla repos, as such problems are the reason why I build kernel packages specifically for each of the supported Fedora releases. The fc34 kernel-vanilla rpms thus were built on fc34: https://fedoraproject.org/wiki/Kernel_Vanilla_Repositories CU, knurd _______________________________________________ kernel mailing list -- kernel@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe send an email to kernel-leave@xxxxxxxxxxxxxxxxxxxxxxx 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/kernel@xxxxxxxxxxxxxxxxxxxxxxx Do not reply to spam on the list, report it: https://pagure.io/fedora-infrastructure