Bug 470509

Summary: X crashes after KDE Neon upgrade to 5.27
Product: [KDE Neon] neon Reporter: Lassi Väätämöinen <lassi.vaatamoinen>
Component: generalAssignee: Neon Bugs <neon-bugs>
Status: REPORTED ---    
Severity: crash CC: jr, neon-bugs, sitter
Priority: NOR    
Version: unspecified   
Target Milestone: ---   
Platform: Neon   
OS: Linux   
Latest Commit: Version Fixed In:
Attachments: Xorg log for the crash

Description Lassi Väätämöinen 2023-06-01 09:11:58 UTC
Created attachment 159385 [details]
Xorg log for the crash

SUMMARY
After running KDE Neon upgrade, X11 crashes when using Virtualbox VMSVGA with 3D acceleration enabled.


STEPS TO REPRODUCE
1. Upgrade KDE Neon
2. Reboot
3. Wait for KDE splash screen to disappear

OBSERVED RESULT
Screen stays black

EXPECTED RESULT
KDE desktop shown

SOFTWARE/OS VERSIONS

Operating System: KDE neon 5.27
KDE Plasma Version: 5.27.5
KDE Frameworks Version: 5.106.0
Qt Version: 5.15.9
Kernel Version: 5.19.0-43-generic (64-bit)
Graphics Platform: X11
Processors: 4 × Intel® Core™ i7-7820HQ CPU @ 2.90GHz
Memory: 22,7 GiB of RAM
Graphics Processor: llvmpipe
Manufacturer: innotek GmbH
Product Name: VirtualBox
System Version: 1.2

ADDITIONAL INFORMATION
Virtualbox 7.0.8 with GuestAdditions 7.0.8 (Windows 10 Host)
Comment 1 Lassi Väätämöinen 2023-06-01 09:13:13 UTC
*** Bug 470508 has been marked as a duplicate of this bug. ***
Comment 2 Lassi Väätämöinen 2023-06-01 09:13:48 UTC
470509A workaround is to use session "Plasma (Wayland)", but based on my information, it is not production quality for professional use yet.