I tried removing my xf86-video-intel and let it run only with modsetting, and the issue was fixed for me now.

It seems a problem between the combination kde/intel driver?!? o.O

Em sex, 19 de ago de 2016 às 08:04, via KDE Bugzilla <bugzilla_noreply@kde.org> escreveu:
https://bugs.kde.org/show_bug.cgi?id=353975

--- Comment #58 from tromzy@free.fr ---
(In reply to Samuel Suther from comment #56)
> (In reply to tromzy from comment #55)
> > Removing the xf86-video-intel driver and using Kernel Modesetting instead
> > seems to have fixed the problem for me...
>
> Ok, thanks you for your reply. Can you explain, what to do to use Kernel
> Modesetting instead ?
> Is it load by default, if I have remove xf86-video-intel ?

All you have to do is remove xf86-video-intel AND also remove
/etc/X11/xorg.conf.d/20-intel.conf if you have it. Reboot and you should be
using the Modesetting driver.

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