It seems that on RHEL bugzilla they resolved the issue the same way:
Nevermind - my issue appears to be due to having previously forced the
intel driver and uxa acceleration. Removing this allowed X to start.
On Sun, Aug 27, 2017 at 11:27 PM, vychytraly . <vychytraly@xxxxxxxxx> wrote:
> Do you use .conf file for your intel GPU? I had a conf file in
> /etc/X11/xorg.conf.d for my intel GPU and X was unable to start. But when I
> removed it it is able to start. Try it and let me know if it works for you
> :)
>
> On Sun, Aug 27, 2017 at 10:34 PM, milos.blazevic <milos.blazevic@xxxxxx>
> wrote:
>
>> Hi,
>>
>> As a consequence of rolling out CR updates on Latitude E7470 (Skylake
>> chipset), X would no longer start until I rolled back all of the xorg-\*
>> packages. And to be more precise, looks like the culprit is
>> xorg-x11-drv-intel:
>>
>> https://bugzilla.redhat.com/show_bug.cgi?id=1445583
>>
>> as the CR package release version matches the one mentioned in Comment
>> #2, in the regression context.
>>
>> I've already submitted a bug report: https://bugs.centos.org/view.p
>> hp?id=13717
>>
>> so I just wanted to bring this issue to attention of anyone who's running
>> this chipset/VGA.
>>
>>
>> Thanks,
>> Milos.
>>
>> _______________________________________________
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>> CentOS@xxxxxxxxxx
>> https://lists.centos.org/mailman/listinfo/centos
>>
>
>
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