Large JSON pastes crashes your Mac kernel

What version of the Codex App are you using (From “About Codex” dialog)?

Version 26.217.1959 (669)

What subscription do you have?

Pro

What platform is your computer?

Darwin 25.3.0 arm64 arm

What issue are you seeing?

<img width="704" height="712" alt="Image" src="https://github.com/user-attachments/assets/b101ef16-1e4e-439b-b0ae-0a0f3ffb73b4" />

What steps can reproduce the bug?

Just paste a large Sentry JSON into the chat input and watch your Mac completely freeze.

What is the expected behavior?

Not crash.

Additional information

_No response_