Bug 512401 - KWin Wayland aborts when fbdev=0 and only card1 is present (NVIDIA DRM)
Summary: KWin Wayland aborts when fbdev=0 and only card1 is present (NVIDIA DRM)
Status: RESOLVED DUPLICATE of bug 511646
Alias: None
Product: kde
Classification: I don't know
Component: general (other bugs)
Version First Reported In: unspecified
Platform: Neon Linux
: NOR normal
Target Milestone: ---
Assignee: Unassigned bugs
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2025-11-20 18:13 UTC by proteus5
Modified: 2025-11-20 21:12 UTC (History)
1 user (show)

See Also:
Latest Commit:
Version Fixed/Implemented In:
Sentry Crash Report:

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2025-11-20 18:13 UTC, proteus5 		Details
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Description proteus5 2025-11-20 18:13:19 UTC 
Created attachment 186998 [details]
terminal data

Steps to Reproduce:
1 Set nvidia-drm.fbdev=0 in grub file
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nvidia-drm.modeset=1 nvidia-drm.fbdev=0"
2 update-grub (by terminal);
3 reboot and access Wayland session;
4 DRM check: ls -l /dev/dri/
5 journalctl -b --user-unit=plasma-kwin_wayland.service | grep drm
6 result: kwin_wayland_drm: failed to open drm device at "/dev/dri/card0"
System Information:

KDE Neon 6.5.2

Wayland session

Plasma 6.5.2 (KWin 6.5.2)

Kernel 6.14.0-36-generic

NVIDIA GT 1030, driver 5xx
Comment 1 Nicolas Fella 2025-11-20 21:12:23 UTC 

*** This bug has been marked as a duplicate of bug 511646 ***