[BUG] Cowork Infrastructure Incident Report

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?

The Cowork sandbox's ext4 volume is filling to 100% with orphaned state from prior sessions, and once full, the bindfs FUSE driver that mounts folders into the sandbox can no longer refresh or read mounted content.

What Should Happen?

ext4 volume needs to clear to resolve EDEADLK issues.

Error Messages/Logs

Steps to Reproduce

Running of any previously established tasks that use mounted data immediately deadlock system.

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

Claude 1.9255.2 (1dc8f7) 2026-05-27T01:57:20.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_