[BUG] Claude Code spams text when switching terminal

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

But in short: changing monitor on ANY terminal on windows 11 makes claude behave funky - it will spam a lot of lines and clutter the whole interface, repeating itself endlessly

This reddit post shows the issue in action

https://www.reddit.com/r/ClaudeCode/comments/1p6ga9n/help_needed_claude_code_keeps_spamming_new_lines/

What Should Happen?

claude code works regularly

Error Messages/Logs

none

Steps to Reproduce

1. run claude code
2. switch monitor
3. type anything

Claude Model

Not sure / Multiple models

Is this a regression?

I don't know

Last Working Version

_No response_

Claude Code Version

2.0.54

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

Warp

Additional Information

This happens on any terminal application on my windows machine