[bug] git worktree add deletes my entire directory

What did you do before the bug happened? (Steps to reproduce your issue) git init touch a.txt git add . git commit -m "Initial commit" git worktree add "" HEAD

What did you expect to happen? (Expected behavior) fail and not delete my workspace

What happened instead? (Actual behavior) failed and deleted my workspace (including the .git directory)

What's different between what you expected and what actually happened? Git deleted my entire workspace and the .git directory.

Anything else you want to add: No

Please review the rest of the bug report below. You can delete any lines you don't wish to share.

[System Info]
git version:
git version 2.55.0.windows.5
cpu: x86_64
built from commit: 32c4f7689275d233577576630e1ac5b7eb354eb0
sizeof-long: 4
sizeof-size_t: 8
shell-path: D:/git-sdk-64-build-installers/usr/bin/sh
rust: disabled
feature: fsmonitor--daemon
gettext: enabled
libcurl: 8.21.0
OpenSSL: OpenSSL 3.5.7 9 Jun 2026
zlib: 1.3.2
SHA-1: SHA1_DC
SHA-256: SHA256_BLK
default-ref-format: files
default-hash: sha1
uname: Windows 10.0 26200
compiler info: gnuc: 16.2
libc info: no libc information available
$SHELL (typically, interactive shell): C:\Program Files\Git\usr\bin\bash.exe

[Enabled Hooks] not run from a git repository - no hooks to show