[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-18 Thread TraceyC
https://bugs.kde.org/show_bug.cgi?id=502894

TraceyC  changed:

   What|Removed |Added

 Resolution|WAITINGFORINFO  |UPSTREAM

--- Comment #8 from TraceyC  ---
Changing back to resolved since this is a kernel issue.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-18 Thread Gábor Katona
https://bugs.kde.org/show_bug.cgi?id=502894

Gábor Katona  changed:

   What|Removed |Added

 Resolution|UPSTREAM|WAITINGFORINFO

--- Comment #7 from Gábor Katona  ---
Thanks and you are right. I have tested it now with older kernels and it is
only present for 6.14.0+ kernels.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-18 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=502894

Nate Graham  changed:

   What|Removed |Added

   Keywords||multiscreen
 CC||n...@kde.org,
   ||xaver.h...@gmail.com
   Assignee|kscreen-bugs-n...@kde.org   |kwin-bugs-n...@kde.org
Product|KScreen |kwin
  Component|common  |multi-screen
   Severity|critical|grave

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-18 Thread TraceyC
https://bugs.kde.org/show_bug.cgi?id=502894

TraceyC  changed:

   What|Removed |Added

 Status|NEEDSINFO   |RESOLVED
 Resolution|WAITINGFORINFO  |UPSTREAM

--- Comment #6 from TraceyC  ---
Thanks for that additional detail. So nothing in Plasma is crashing, the kernel
panic is the problem. Your kernel may have been updated around the same time
that your distro updated KDE Plasma.

Unfortunately, the KDE developers can't fix kernel problems. They can only fix
KDE related code. I recommend that you report this to openSUSE (if you have one
of the kernels they provide).

You might also see if there's a firmware update for the dock from the
manufacturer. 

If you find something that is definitely related to Plasma, kwin or other KDE
related code, please feel free to reopen this report, and attach related logs.
Thanks for your understanding.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-18 Thread Gábor Katona
https://bugs.kde.org/show_bug.cgi?id=502894

--- Comment #3 from Gábor Katona  ---
(In reply to TraceyC from comment #2)
> The log lines are probably unrelated. I have those in my logs as well, and
> haven't seen this bug
> 
> Can you open the Crashed Process Viewer and see if there are any crashes
> that match the time you last saw this bug? Thanks.

Unfortunately nothing.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-17 Thread Gábor Katona
https://bugs.kde.org/show_bug.cgi?id=502894

--- Comment #5 from Gábor Katona  ---
The same happens if the laptop screen is also on. So it seems to be connected
to the presence of external monitor.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-17 Thread Gábor Katona
https://bugs.kde.org/show_bug.cgi?id=502894

--- Comment #4 from Gábor Katona  ---
I have tested it again, and it fails.

The laptop was connected to the USB-C hub, set to only external screen. Sent to
sleep. Disconnected from hub. Resumed, the result is black screen, no response.
Reconnected to hub, nothing, disconnected again and kernel panic.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-17 Thread TraceyC
https://bugs.kde.org/show_bug.cgi?id=502894

TraceyC  changed:

   What|Removed |Added

 Status|REPORTED|NEEDSINFO
 Resolution|--- |WAITINGFORINFO
 CC||kde...@tlcnet.info

--- Comment #2 from TraceyC  ---
The log lines are probably unrelated. I have those in my logs as well, and
haven't seen this bug

Can you open the Crashed Process Viewer and see if there are any crashes that
match the time you last saw this bug? Thanks.

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[kwin] [Bug 502894] Resuming from sleep results in unresponsive black screen if external screen disconnected

2025-04-17 Thread Nate Graham
https://bugs.kde.org/show_bug.cgi?id=502894

Nate Graham  changed:

   What|Removed |Added

 CC||vasanton2...@gmail.com

--- Comment #1 from Nate Graham  ---
*** Bug 502904 has been marked as a duplicate of this bug. ***

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