https://bugs.kde.org/show_bug.cgi?id=365799
Martin Gräßlin changed:
What|Removed |Added
Resolution|--- |UPSTREAM
Status|UNCONFIRMED
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #16 from Artur O. ---
(In reply to Thomas Lübking from comment #15)
> I wanted to see KWin's opinion on the screen config ;-)
>
> ==> Did you try OpenGL 2.0?
>
> Ftr, GLX_EXT_buffer_age is *not* supported (the listing in client extensions
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #15 from Thomas Lübking ---
I wanted to see KWin's opinion on the screen config ;-)
==> Did you try OpenGL 2.0?
Ftr, GLX_EXT_buffer_age is *not* supported (the listing in client extensions is
insufficient, one would expect it in server and
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #14 from Artur O. ---
Created attachment 100183
--> https://bugs.kde.org/attachment.cgi?id=100183&action=edit
kwin system log
The systemlog as requested (after the freezing occurs), but not sure if needed
now that this seems to be a compo
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #13 from Artur O. ---
Created attachment 100182
--> https://bugs.kde.org/attachment.cgi?id=100182&action=edit
glxinfo for ref
It supports bugger age it seems, but wanted to just include whole glxinfo just
for ref.
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https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #12 from Artur O. ---
(In reply to Thomas Lübking from comment #10)
> The corruption looks very much like a driver bug, you see the buffer tiles
> which partially contain junk.
> Could be a buffer_age issue - check glxinfo for general suppor
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #11 from Martin Gräßlin ---
also give a try to use the (default) OpenGL 2 compositor. OpenGL 3 can create
problems with Intel GPUs.
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--- Comment #10 from Thomas Lübking ---
The corruption looks very much like a driver bug, you see the buffer tiles
which partially contain junk.
Could be a buffer_age issue - check glxinfo for general support and in case
KWIN_USE_BUFFER_AGE=0 kwin_x11 -
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #9 from Artur O. ---
Here is a link to the video corruption I'm talking about
https://www.youtube.com/watch?v=x8fBxuncT9k
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--- Comment #8 from Artur O. ---
(In reply to Artur O. from comment #7)
> Created attachment 100157 [details]
> kwin when screen corruption occur after unplugging external screen
most of these errors show up even after --replace and no visual errors oc
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #7 from Artur O. ---
Created attachment 100157
--> https://bugs.kde.org/attachment.cgi?id=100157&action=edit
kwin when screen corruption occur after unplugging external screen
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--- Comment #6 from Artur O. ---
Created attachment 100156
--> https://bugs.kde.org/attachment.cgi?id=100156&action=edit
xrandr with external screen
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--- Comment #5 from Artur O. ---
Created attachment 100155
--> https://bugs.kde.org/attachment.cgi?id=100155&action=edit
Xrandr when running only laptop
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--- Comment #4 from Artur O. ---
(In reply to Martin Gräßlin from comment #3)
> Does the problem also happen if you use OpenGL 2 in Compositing settings?
Yes, tried it now once more since i could not remember, it even kept the laptop
screen frozen afte
https://bugs.kde.org/show_bug.cgi?id=365799
--- Comment #3 from Martin Gräßlin ---
Does the problem also happen if you use OpenGL 2 in Compositing settings?
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--- Comment #2 from Artur O. ---
Created attachment 100146
--> https://bugs.kde.org/attachment.cgi?id=100146&action=edit
kwin system log
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--- Comment #1 from Martin Gräßlin ---
could you please provide the output of: qdbus org.kde.KWin /KWin
supportInformation
when the rendering is wrong and after restarting KWin. Please also provide the
output of xrandr.
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