Use when app, service, or user-mode driver C++ coroutine code holds a thread-affine lock across suspension and later hangs or fails. Not for all coroutine crashes or choosing lock performance.
安装
npx skills add microsoft/win-dev-skills --skill windbg-user-mutex-held-across-co-awaitnpx skills add microsoft/win-dev-skills --skill windbg-user-mutex-held-across-co-await -a claude-code -gnpx skills add microsoft/win-dev-skills --skill windbg-user-mutex-held-across-co-await -a codex -ggemini skills install https://github.com/microsoft/win-dev-skills.git --path plugins/windbg/skills/windbg-user-mutex-held-across-co-awaitgh skill install microsoft/win-dev-skills windbg-user-mutex-held-across-co-awaitgit clone --depth 1 https://github.com/microsoft/win-dev-skills /tmp/microsoft__win-dev-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/microsoft__win-dev-skills/plugins/windbg/skills/windbg-user-mutex-held-across-co-await ~/.claude/skills/windbg-user-mutex-held-across-co-await # Claude Code
cp -R /tmp/microsoft__win-dev-skills/plugins/windbg/skills/windbg-user-mutex-held-across-co-await ~/.agents/skills/windbg-user-mutex-held-across-co-await # Codex, Cursor, Gemini CLI, Copilot, OpenCode