For what it is worth ... Fedora 22 , XFCE spin, runs fine in KVM (virt-manager) using a Fedora 21 host In my experience, Virtualbox has tended to lag, thus I converted to KVM. If Virtualbox is not working, consider using KVM for testing. ----- Original Message ----- From: "Joachim Backes" <joachim.backes@xxxxxxxxxxxxxx> To: "For testing and quality assurance of Fedora releases" <test@xxxxxxxxxxxxxxxxxxxxxxx> Sent: Saturday, March 7, 2015 7:27:13 AM Subject: Re: Anybody gets VirtualBox-4.3.24 from virtualbox.org running in F22 with the current kernel-4.0.0-0.rc2.git0.1.fc22.x86_64? On 03/07/2015 12:40 PM, Andre Robatino wrote: > Joachim Backes <joachim.backes <at> rhrk.uni-kl.de> writes: > >> as you can see in the subject, I'm running *F22/TC8 alpha* as host and >> *not F21* (in F21, the VM runs well), and I had no problems with the >> kernel of the F22/TC8 DVD. > > Running VirtualBox on a host with a 4.0 kernel is expected to have problems, > see https://www.virtualbox.org/ticket/13835#comment:26 . > > > > Hi Andre, following your advice (https://www.virtualbox.org/ticket/13835#comment:26) and installing Vbox-4.3.25-98815 will solve my VB problems in F22. Thank you very much. Kind regards Joachim Backes -- Fedora release 22 (Twenty Two) Kernel-4.0.0-0.rc2.git2.1.fc22.x86_64 Joachim Backes <joachim.backes@xxxxxxxxxxxxxx> https://www-user.rhrk.uni-kl.de/~backes -- test mailing list test@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe: https://admin.fedoraproject.org/mailman/listinfo/test -- test mailing list test@xxxxxxxxxxxxxxxxxxxxxxx To unsubscribe: https://admin.fedoraproject.org/mailman/listinfo/test