On Aug 20, 2016 4:38 PM, "Chris Murphy" <lists@colorremedies.com> wrote:
>
> On Fri, Aug 19, 2016 at 11:16 PM, Luya Tshimbalanga
> <luya@fedoraproject.org> wrote:
> > On 19/08/16 08:11 PM, Adam Williamson wrote:
> >> On Fri, 2016-08-19 at 18:53 -0700, Luya Tshimbalanga wrote:
> >>> On 19/08/16 12:58 AM, Kamil Paral wrote:
> >>>>> Possibly as I boot the livemedia from the plain old burned DVD for
> >>>>> testing purpose. Perhaps doing the verification
> >>>>> check detect the problem.
> >>>> Just to make sure - have you just tried to boot the LiveCD, or have you installed it and booted the installed system?
> >>>>
> >>> I just booted the LiveCD which went to Gnome Session aside SELinux
> >>> permission issue.
> >> Kamil found the bug only occurs when booting the installed system, not
> >> just booting the live CD. So you have to run an install to fully test
> >> this. I did write that in the initial mail :)
> >>
> > I realize that.  I was able to fully reproduce the bug by installing
> > Fedora 25 on Gnome Boxes.
> > It also affect rawhide version as well. It seems this bug impacted non
> > AMD system too.
> >
> > Broker URL: qemu+unix:///session
> > Domain: boxes-unknown-3
> > UUID: de8fb221-fc8a-456f-ab7d-6234b931d2c2
> > Persistent: yes
> > Cpu time: 197890000000
> > Memory: 4173824 KiB
> > Max memory: 15346692 KiB
> > CPUs: 4
> > State: GVIR_DOMAIN_STATE_RUNNING
> > URI: (null)
> > Auto clipboard sync: yes
> > Spice-gtk version 0.32
> > Mouse mode: server
> > Agent: disconnected
>
>
> OK that's good news maybe, easy to connect with virsh console and
> capture what's going on. I was gonna suggest netconsole for baremetal
> case.

How about ordinary earlyprintk to serial?

Try booting with nokaslr, though.  There was a bug, now fixed upstream (I think) that broke AMD early microcode if kaslr was used.  You would likely trigger it only on systems for which an early update exists.

--Andy

>
> --
> Chris Murphy
> --
> devel mailing list
> devel@lists.fedoraproject.org
> https://lists.fedoraproject.org/admin/lists/devel@lists.fedoraproject.org