Your system information

• Steam client version (build number or date): 1586022601
• Distribution (e.g. Ubuntu): ArchLinux
• Opted into Steam client beta?: [Yes/No] No
• Have you checked for system updates?: [Yes/No] Yes

Please describe your issue in as much detail as possible:

After starting witcher 3 in proton, then triggering steam overlay by pressing shift+tab steamwebhelper is constantly crashing and reopening until i close the game.

steam log:
w3-steamwebhelper.log
witcher 3 log, if needed:
steam-292030.log
pc info:
https://gist.github.com/soredake/ed1fa30f885371dda5f331815920a3ae

Steps for reproducing this issue:

1. Install archlinux.
2. Install witcher 3.
3. Start game and press shift+tab.

https://streamable.com/vj11ma