[BUG]

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?

Claude 1.8555.2 (a476c3) 2026-05-22T23:04:37.000Z
Claude for Mac
Cowork
That it's a Linux sandbox boot loop issue
When it started (around 5pm last night)

What Should Happen?

Claude should complete a document analysis

Error Messages/Logs

"the Linux sandbox has been stuck in a boot loop and won't start. Let me try one more time, and if it fails I'll use a subagent which has its own fresh environment"
"Still stuck. Switching to a subagent now — this will get the job done" - it didn't

Steps to Reproduce

1, Attach documents

1. Instruction to analyse documents

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

Claude 1.8555.2 (a476c3) 2026-05-22T23:04:37.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_