[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #17 from Bernd Steinhauser --- FYI, a bug was reported upstream, the issue was found and got fixed: https://bugs.freedesktop.org/show_bug.cgi?id=93746 -- You are receiving this mail because: You are watching

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #12 from Bernd Steinhauser --- (In reply to Thomas Lübking from comment #11) > That would suggest that switching the VT would alter the stack position of > the plasma window, would it? Unlikely. Also interaction

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 Thomas Lübking changed: What|Removed |Added Resolution|--- |UPSTREAM

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #13 from Thomas Lübking --- - not even restarting the compositor (complete rebuild of GL context) "fixes" it - switching framebuffers (VT2 and back) fixes it Ie. the part of the GL frontbuffer that is related to

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #14 from Bernd Steinhauser --- (In reply to Thomas Lübking from comment #13) > If you > - suspend the compositor > - run glxgears > - move it to be partially on the left and partially on the (middle) DP > output

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #16 from Bernd Steinhauser --- (In reply to Thomas Lübking from comment #15) > (In reply to Bernd Steinhauser from comment #14) > > Around 60 fps, no change there. The left part of glxgears is still updated, > >

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #10 from Bernd Steinhauser --- Two more things that might be worth mentioning: 1. I switched to Console with the screen disconnected and back to see if it occurs at well. After Reconnecting the screen, I saw

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #11 from Thomas Lübking --- (In reply to Bernd Steinhauser from comment #10) > somehow. And it seems like it creates that view with the wallpaper or the > black screen that overlays the windows. Is that possible?

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #8 from Thomas Lübking --- Sum up: - kwin has a proper idea of the screen geometries - not even restarting the compositor (complete rebuild of GL context) "fixes" it - switching framebuffers (VT2 and back) works

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #9 from Bernd Steinhauser --- (In reply to Thomas Lübking from comment #8) > - What's the state when just suspending the compositor - is the screen black > as well? No, that works fine. > - What if you even

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #4 from Martin Gräßlin --- can you please also output glxinfo -l -- You are receiving this mail because: You are watching all bug changes.

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #5 from Bernd Steinhauser --- (In reply to Thomas Lübking from comment #1) > please dump "qdbus org.kde.KWin /KWin supportInformation" before and when > this happens and ideally also when "resolving" the

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #6 from Bernd Steinhauser --- Created attachment 96639 --> https://bugs.kde.org/attachment.cgi?id=96639=edit glxinfo -l -- You are receiving this mail because: You are watching all bug changes.

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #7 from Bernd Steinhauser --- (In reply to Bernd Steinhauser from comment #5) > During the disconnect, the only difference is the removed screen: > -Number of Screens: 2 > +Number of Screens: 3 > > +Name:

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #2 from Bernd Steinhauser --- Created attachment 96637 --> https://bugs.kde.org/attachment.cgi?id=96637=edit Log output when changing the screen -- You are receiving this mail because: You are watching all

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #3 from Bernd Steinhauser --- Created attachment 96638 --> https://bugs.kde.org/attachment.cgi?id=96638=edit qdbus-qt5 org.kde.KWin /KWin org.kde.KWin.supportInformation -- You are receiving this mail

[kwin] [Bug 357988] Black screen when reconnecting display

https://bugs.kde.org/show_bug.cgi?id=357988 --- Comment #1 from Thomas Lübking --- please dump "qdbus org.kde.KWin /KWin supportInformation" before and when this happens and ideally also when "resolving" the situation. Does restarting the compositor (SHIFT+Alt+F12,