Overcooked2 (728880): AVX with a controller hangs the game in the first 20 secs

**What Game**
Overcooked 2.
https://steamdb.info/app/728880/

**Describe the bug**
The game hangs during the fifst 20secs. Sometimes just before you get to the menus, other times while moving around in the menus.

**To Reproduce**
Steps to reproduce the behavior:
1. Connect a controller (unsure if important but using a bluetooth xbox controller).
2. Ensure AVX is enabled for 32bits (now the default).
3. Use proton-experimental
4. Start the game.

This doesn't happen without proton, doesn't happen if you don't connect a controller and doesn't happen unless avx is enabled.

**Expected behavior**
To play the game.

**System information:**
- OS: Ubuntu 25.10
- CPU/SoC: T14s laptop (Snapdragon X Elite)
- RootFS used: 24.04
- FEX version: FEX main branch as of 07.11.2025
- Thunks Enabled: No

**Additional context**
- Is this an x86 or x86-64 game: [x86/x86-64/Both]
- Does this reproduce on AArch64 with Radeon/Intel/Nvidia: [Yes/No/Untested]
- Is this a Vulkan game: [Yes/No/Unknown]
- If Yes, What is your Vulkan driver:

Add any other context about the problem here.