[vfio-users] Permissions problem on Fedora 27

[Patrick O'Callaghan]

On 17 November 2017 at 17:27, Alex Williamson <alex.williamson at redhat.com>
wrote:

> On Fri, 17 Nov 2017 17:22:26 +0000
> "Patrick O'Callaghan" <poc at usb.ve> wrote:
>
> > Since upgrading to F27 yesterday I keep getting a pop-up error on trying
> to
> > start my Win10 VM. The message says "unable to map backing store for
> guest
> > RAM: Permission denied". I assume this is related to hugepages, which I
> > use. The journal entry appears to be this:
> >
> >
> > libvirtd[8610]: 2017-11-17T17:11:41.105867Z qemu-system-x86_64: unable
> > to map backing store for guest RAM: Permission denied
> >
> >
> > There doesn't appear to be an AVC denial record, but if I turn off
> SElinux,
> > start the VM, then turn SElinux back on, it works.
> >
> > Any ideas would be appreciated.
>
> Certainly suggests an SElinux issue, file a bug at bugzilla.redhat.com
> against the selinux-policy package in Fedora and include whatever
> evidence you can find.  journalctl doesn't list any further errors?
> Thanks,
>
> Alex
>

Thanks.

https://bugzilla.redhat.com/show_bug.cgi?id=1514538

poc
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