Compatibility Report

• Name of the game with compatibility issues: Roadcraft (demo)
• Steam AppID of the game: 3456580

System Information

• GPU: AMD RX 6800 XT
• Video driver version: 24.2.8 (and later 24.3.4)
• Kernel version: 6.11.5
• Link to full system information report as Gist: https://gist.github.com/LiamDawe/d859a1dfd3a190efd02e5e4b83082275
• Proton version: Proton 9.0-4 and Proton Experimental

• Steam Deck tested too

I confirm:

• [x] that I haven't found an existing compatibility report for this game.
• [x] that I have checked whether there are updates for my system available.

Symptoms

The game will not load into a mission, it hard locks my Kubuntu 24.10 PC forcing a reboot.

Reproduction

Try the demo, load into a mission.

Logs Desktop

Logs on Mesa 24.2.8

Proton 9:

steam-3456580-proton9.log

Proton Experimental

steam-3456580-protonexper.log

Log on Mesa 24.3.4 with Proton Experimental:

steam-3456580.log

Steam Deck Log

Steam Deck has the same issue (SteamOS 3.6.22), although more gracefully goes back to the Steam Library instead of locking the system up, log file:

steam-3456580.log