Bug 62724

Summary: Corrupted output after changing xrandr mode
Product: xorg Reporter: Rui Tiago Matos <tiagomatos>
Component: Driver/intelAssignee: Chris Wilson <chris>
Status: RESOLVED DUPLICATE QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium    
Version: git   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:
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Messed up output picture none

Description Rui Tiago Matos 2013-03-25 13:47:46 UTC
Created attachment 76996 [details]
Messed up output picture

Been using SNA on intel SNB hardware for a while now and and just updated to 2.21.5. Seems like the output gets messed up when I log in to GNOME and it changes the xrandr configuration. Switching to UXA works around it.

The framebuffer seems to be fine since taking a screenshot yields a perfectly normal looking desktop but what actually gets sent to the monitor is different, see the attached pic.
Comment 1 Chris Wilson 2013-03-25 14:18:36 UTC
Not a bug in SNA at all, even UXA is susceptible...

*** This bug has been marked as a duplicate of bug 57160 ***

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