[Bug] `/config` command hangs on re-entry without modifications

Bug Description
going into /config, exiting without changing anything, and then re-entering /config hangs claude code

Environment Info

• Platform: darwin
• Terminal: iTerm.app
• Version: 2.1.101
• Feedback ID: efb4949e-9002-4aa2-9aa6-edad8245336f

Errors

[{"error":"Error: NON-FATAL: Lock acquisition failed for /Users/rdavis/.local/share/claude/versions/2.1.101 (expected in multi-process scenarios)\n    at Oc_ (/$bunfs/root/src/entrypoints/cli.js:2836:2153)\n    at Ve6 (/$bunfs/root/src/entrypoints/cli.js:2836:1233)\n    at processTicksAndRejections (native:7:39)","timestamp":"2026-04-10T19:35:01.461Z"}]