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Bug#757419: xrandr: Shows DVI-0 as connected to a non-existant monitor



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On Thu, Aug  7, 2014 at 20:10:31 -0300, Facundo Gaich wrote:

> Package: x11-xserver-utils
> Version: 7.7+3
> Severity: important
> 
> Dear Maintainer,
> 
> I have a dual monitor setup with my Radeon HD 5770: a 1920x1080 one connected
> through HDMI and a 1050x1680 one connected through DVI. I have them setup as
> primary and secondary respectively, and everything was working fine on 7.7+2.
> After I updated to 7.7+3, my desktop was still working as intended until
> I launched once again the Displays configuration tool of Gnome 3.12, at which point
> my configuration broke (my primary monitor lost signal and I had to do a full
> power cycle to get to Displays again and fix it).
> 
> Trying to repair it, I discovered xrandr is now showing a 1024x768 monitor on
> my other DVI port (DVI-0) which has nothing connected to it:
> 
This is either a kernel or 2d driver bug.  Please provide your kernel
and X logs.

Cheers,
Julien

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