[Bug 101691] New: gfx corruption on windowed 3d-apps running on dGPU

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=101691

            Bug ID: 101691
           Summary: gfx corruption on windowed 3d-apps running on dGPU
           Product: xorg
           Version: unspecified
          Hardware: Other
                OS: All
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/AMDgpu
          Assignee: xorg-driver-ati at lists.x.org
          Reporter: tjaalton at ubuntu.com
        QA Contact: xorg-team at lists.x.org

On a hybrid machine with SKL & Topaz with Ubuntu 17.04 (xserver 1.19.3, kernel
4.10, mesa 17.0.3) running apps on the dGPU results in corruption like on this
video:

https://aaltoset.kapsi.fi/tmp/MOV_2305.mp4

it goes away when the window is resized/fullscreened. Tested to happen at least
with glxgears and glmark2.

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