Comment 189 for bug 745608

(In reply to comment #88)
> I have removed xorg-x11-drv-intel thinking it would fall back to
> xorg-x11-drv-vesa but it seems to have fallen back to i915 from the kernel.
> Is this correct?

No. I guess you are using xorg-x11-drv-modesetting as that is the modern fallback.

> Anyway, the font corruption issue disappeared.

The right fix is to enable Option "AccelMethod" "SNA".