1bd2ae02eb Add symbolicate-crash-dump skill (#325168)
* Add symbolicate-crash-dump skill

Adds a project skill that walks through symbolicating a native VS Code
crash dump (.dmp) with electron-minidump, including how to attach
Electron/Insiders/Stable symbol files, how to read the resulting
backtrace to find the crashing module and process, and the gdb-based
flow for remote extension host core dumps.

Distilled from the 'Symbolicating a crash dump' section of the
Native-Crash-Issues wiki page.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Correct symbol-download guidance after real-world verification

Verified the manual symbol-attach flow against a shipped Stable dump
(VS Code 1.128.0, Electron 42.5.0, win32-x64):
- Symbol zips are keyed by exact breakpad debug-id; a same-version zip
  from a different build has a non-matching id and is not used.
- The *-symbols-*.zip files only carry a few first-party modules
  (electron.exe, libEGL, libGLESv2); runtime.node is not published and
  often cannot be symbolicated.
- On Windows the shipped Code.exe maps to electron.exe symbols; document
  the <module>.pdb/<debug-id>/<module>.sym layout and hash matching.
- Add a fallback note: when no matching-hash symbols exist, attribute by
  module and process rather than expecting method names on every frame.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Document authenticated download from private prebuilt repo

microsoft/vscode-electron-prebuilt is private, so a plain link/curl
404s. Add a gh-authenticated 'gh release download' snippet, note the
gh-auth prerequisite, and clarify Code-OSS symbols come from the public
electron/electron releases.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

* Address PR review: fix tilde expansion and rename table header

- Move the tilde outside quotes in the cp example so it expands to the
  home directory instead of being treated as a literal path segment.
- Rename the 'Signal' column to 'Marker' to avoid confusion with OS
  signals in a crash-analysis context.

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
2026-07-10 03:10:36 +00:00
2026-07-09 09:57:50 +00:00
2026-06-29 13:53:48 +00:00

Visual Studio Code - Open Source ("Code - OSS")

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This repository ("Code - OSS") is where we (Microsoft) develop the Visual Studio Code product together with the community. Not only do we work on code and issues here, but we also publish our roadmap, monthly iteration plans, and our endgame plans. This source code is available to everyone under the standard MIT license.

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Code of Conduct

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License

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Licensed under the MIT license.

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