Compatibility Report

• Name of the game with compatibility issues: The Elder Scrolls V: Skyrim Special Edition;
• Steam AppID of the game: 489830

System Information

• OS: Arch Linux; DE: GNOME 3.36 on Wayland;
• GPU: AMD Radeon HD7850;
• CPU: Intel® Core™2 Duo CPU E8400 @ 3.00GHz × 2
• RAM: 8GB DDR3
• Driver/LLVM version: Mesa git, LLVM 10 from official Arch Linux repository; Manually switched to amdgpu kernel driver for Vulkan access;
• Kernel version: Linux 5.6.10-arch1-1-fsync from Valve's Arch binary repo;
• Proton version: 5.0-7.
• https://gist.github.com/Kerrung/fb2df78b430af5a193cabd20923be10a

I confirm:

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

Please add PROTON_LOG=1 %command% to the game's launch options and drag
and drop the generated $HOME/steam-$APPID.log into this issue report
(may be later)

Symptoms

The game's pointer total freeze after Alt+Tab. And the game still works, my keyboard still works in the game.
But the game works perfect, no issues with Windows version of Stream with the latest Wine Staging;

Reproduction

1. Start game;
2. Switch to any other window pressing Alt+Tab;
3. Return to the game window pressing Alt+Tab again.