Your system information
Operating System: SteamOS 3.8.3 Build: 20260430.101
KDE Plasma Version: 6.4.3
KDE Frameworks Version: 6.16.0
Qt Version: 6.9.1
Kernel Version: 6.16.12-valve17-1-neptune-616-g275d9ff7f5a2 (64-bit)
Graphics Platform: Wayland
Partition: B
Processors: 16 × AMD Ryzen 7 5800XT 8-Core Processor
Memory: 32 GiB of RAM (31.0 GiB usable)
Graphics Processor: AMD Radeon RX 9070
Product Name: B550M Pro4
- Opted into Steam client beta?: [Yes/No] Yes
- Opted into SteamOS beta?: [Yes/No] Yes
- Have you checked for updates in Settings > System?: [Yes/No] Yes
Please describe your issue in as much detail as possible:
Crash Summary
Session Mode - Gaming Mode (Gamescope compositor)
Processes Crashed - gamescope-wl (SIGABRT), Xwayland (SIGABRT), steamwebhelper (SIGABRT), wine
(SIGQUIT)
Root Cause - libgallium-25.3.0.so
The system was running in Gaming Mode. Steam was active and Black Myth:
Wukong had been launched via Proton-CachyOS Latest.
During regular game play three processes crashed within one second of each other.
Crash Details:
Gamescope (PID 15156) — SIGABRT
Signal: 6 (ABRT) Command: gamescope --generate-drm-mode fixed --xwayland-count 2 -w 1280 -h
800 Key frame: abort() in /usr/bin/gamescope (+0x1eaaf) Thread 15192: libvulkan_radeon.so
(+0x2dd0fe) pthread_cond_wait
Xwayland (PID 15210) — SIGABRT
Signal: 6 (ABRT) Control Group: gamescope-session.service Key frame: abort() in
libgallium-25.3.0.so (+0x936bc3)
Steamwebhelper (PID 15743) — SIGABRT
Signal: 6 (ABRT) Executable: /home/deck/.local/share/Steam/ubuntu12_64/steamwebhelper Key
frame: abort() in /run/host/usr/lib/libgallium-25.3.0.so (+0x936bc3)
Wine (PID 25462) — SIGQUIT
Signal: 3 (QUIT) Executable: Proton-CachyOS Latest wine-preloader Command: wine
c:\windows\system32\steam.exe d3ddriverquery64.exe
• Reproducible — identical crash signature occurred multiple times in Desktop Mode.
• coredumpctl confirms crash but files are inaccessible due to SteamOS read-only filesystem
Attaching the last 2 Crash Process VIewer outputs for review.
CrashEvents.pdf
Your system information
Operating System: SteamOS 3.8.3 Build: 20260430.101
KDE Plasma Version: 6.4.3
KDE Frameworks Version: 6.16.0
Qt Version: 6.9.1
Kernel Version: 6.16.12-valve17-1-neptune-616-g275d9ff7f5a2 (64-bit)
Graphics Platform: Wayland
Partition: B
Processors: 16 × AMD Ryzen 7 5800XT 8-Core Processor
Memory: 32 GiB of RAM (31.0 GiB usable)
Graphics Processor: AMD Radeon RX 9070
Product Name: B550M Pro4
Please describe your issue in as much detail as possible:
Crash Summary
Session Mode - Gaming Mode (Gamescope compositor)
Processes Crashed - gamescope-wl (SIGABRT), Xwayland (SIGABRT), steamwebhelper (SIGABRT), wine
(SIGQUIT)
Root Cause - libgallium-25.3.0.so
The system was running in Gaming Mode. Steam was active and Black Myth:
Wukong had been launched via Proton-CachyOS Latest.
During regular game play three processes crashed within one second of each other.
Crash Details:
Gamescope (PID 15156) — SIGABRT
Signal: 6 (ABRT) Command: gamescope --generate-drm-mode fixed --xwayland-count 2 -w 1280 -h
800 Key frame: abort() in /usr/bin/gamescope (+0x1eaaf) Thread 15192: libvulkan_radeon.so
(+0x2dd0fe) pthread_cond_wait
Xwayland (PID 15210) — SIGABRT
Signal: 6 (ABRT) Control Group: gamescope-session.service Key frame: abort() in
libgallium-25.3.0.so (+0x936bc3)
Steamwebhelper (PID 15743) — SIGABRT
Signal: 6 (ABRT) Executable: /home/deck/.local/share/Steam/ubuntu12_64/steamwebhelper Key
frame: abort() in /run/host/usr/lib/libgallium-25.3.0.so (+0x936bc3)
Wine (PID 25462) — SIGQUIT
Signal: 3 (QUIT) Executable: Proton-CachyOS Latest wine-preloader Command: wine
c:\windows\system32\steam.exe d3ddriverquery64.exe
• Reproducible — identical crash signature occurred multiple times in Desktop Mode.
• coredumpctl confirms crash but files are inaccessible due to SteamOS read-only filesystem
Attaching the last 2 Crash Process VIewer outputs for review.
CrashEvents.pdf