mimalloc: prevent crashes in the `post-command` hook handling (v2.52 version)#6006

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dscho wants to merge 287 commits intogit-for-windows:mainfrom

microsoft:fix-mimalloc-crash-in-post-command-v2.52

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Commits on Nov 17, 2025

sha1_file: when writing objects, skip the read_object_hook
dscho
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Pass PID of git process to hooks.

alepauly
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sparse-checkout: make sure to update files with a modify/delete conflict

Kevin Willford
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worktree: allow in Scalar repositories

derrickstolee
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sparse-checkout: avoid writing entries with the skip-worktree bit

Kevin Willford
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Do not remove files outside the sparse-checkout

Kevin Willford
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send-pack: do not check for sha1 file when GVFS_MISSING_OK set

Kevin Willford
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git.c: add VFS enabled cmd blocking

mjcheetham
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gvfs: allow corrupt objects to be re-downloaded
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git.c: permit repack cmd in Scalar repos

mjcheetham
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cache-tree: remove use of strbuf_addf in update_one

Kevin Willford
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git.c: permit fsck cmd in Scalar repos

mjcheetham
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gvfs: block unsupported commands when running in a GVFS repo

benpeart
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git.c: permit prune cmd in Scalar repos

mjcheetham
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gvfs: allow overriding core.gvfs

derrickstolee
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worktree: remove special case GVFS cmd blocking

mjcheetham
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BRANCHES.md: Add explanation of branches and using forks

Kevin Willford
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builtin/repack.c: emit warning when shared cache is present

mjcheetham
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status: add status serialization mechanism

jeffhostetler
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Teach ahead-behind and serialized status to play nicely together

jamill
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status: serialize to path

jeffhostetler
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status: reject deserialize in V2 and conflicts

jeffhostetler
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Add virtual file system settings and hook proc

benpeart
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serialize-status: serialize global and repo-local exclude file metadata

jeffhostetler
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virtualfilesystem: don't run the virtual file system hook if the index has been redirected

benpeart
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status: deserialization wait

jeffhostetler
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virtualfilesystem: check if directory is included

Kevin Willford
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status: deserialize with -uno does not print correct hint

jeffhostetler
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backwards-compatibility: support the post-indexchanged hook
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fsmonitor: check CE_FSMONITOR_VALID in ce_uptodate

kewillford
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gvfs: verify that the built-in FSMonitor is disabled
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fsmonitor: add script for debugging and update script for tests

kewillford
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wt-status: add trace2 data for sparse-checkout percentage

jeffhostetler
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gvfs:trace2:data: add trace2 tracing around read_object_process

jeffhostetler
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gvfs:trace2:data: status deserialization information

jeffhostetler
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gvfs:trace2:data: status serialization

jeffhostetler
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gvfs:trace2:data: add vfs stats

jeffhostetler
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trace2: refactor setting process starting time

jeffhostetler
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trace2:gvfs:experiment: clear_ce_flags_1

jeffhostetler
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trace2:gvfs:experiment: report_tracking

jeffhostetler
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trace2:gvfs:experiment: read_cache: annotate thread usage in read-cache

jeffhostetler
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trace2:gvfs:experiment: read-cache: time read/write of cache-tree extension

jeffhostetler
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trace2:gvfs:experiment: add region to apply_virtualfilesystem()

jeffhostetler
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trace2:gvfs:experiment: add region around unpack_trees()

jeffhostetler
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trace2:gvfs:experiment: add region to cache_tree_fully_valid()

jeffhostetler
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trace2:gvfs:experiment: add unpack_entry() counter to unpack_trees() and report_tracking()

jeffhostetler
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status: disable deserialize when verbose output requested.

jeffhostetler
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trace2:gvfs:experiment: increase default event depth for unpack-tree data

jeffhostetler
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t7524: add test for verbose status deserialzation

jeffhostetler
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trace2:gvfs:experiment: add data for check_updates() in unpack_trees()

jeffhostetler
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deserialize-status: silently fallback if we cannot read cache file

jeffhostetler
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Trace2:gvfs:experiment: capture more 'tracking' details

jeffhostetler
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credential: set trace2_child_class for credential manager children

jeffhostetler
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sub-process: do not borrow cmd pointer from caller

jeffhostetler
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sub-process: add subprocess_start_argv()

jeffhostetler
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sha1-file: add function to update existing loose object cache

jeffhostetler
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packfile: add install_packed_git_and_mru()

jeffhostetler
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index-pack: avoid immediate object fetch while parsing packfile

jeffhostetler
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gvfs-helper: create tool to fetch objects using the GVFS Protocol

jeffhostetler
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sha1-file: create shared-cache directory if it doesn't exist

jeffhostetler
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gvfs-helper: better handling of network errors

jeffhostetler
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gvfs-helper-client: properly update loose cache with fetched OID

jeffhostetler
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gvfs-helper: V2 robust retry and throttling

jeffhostetler
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gvfs-helper: expose gvfs/objects GET and POST semantics

jeffhostetler
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gvfs-helper: dramatically reduce progress noise

derrickstolee
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gvfs-helper: handle pack-file after single POST request

derrickstolee
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test-gvfs-prococol, t5799: tests for gvfs-helper

jeffhostetler
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gvfs-helper: move result-list construction into install functions

jeffhostetler
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t5799: add support for POST to return either a loose object or packfile

jeffhostetler
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t5799: cleanup wc-l and grep-c lines

jeffhostetler
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gvfs-helper: add prefetch support

jeffhostetler
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gvfs-helper: add prefetch .keep file for last packfile

jeffhostetler
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gvfs-helper: do one read in my_copy_fd_len_tail()

derrickstolee
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gvfs-helper: move content-type warning for prefetch packs

derrickstolee
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fetch: use gvfs-helper prefetch under config

derrickstolee
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gvfs-helper: better support for concurrent packfile fetches

jeffhostetler
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remote-curl: do not call fetch-pack when using gvfs-helper

derrickstolee
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fetch: reprepare packs before checking connectivity

derrickstolee
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gvfs-helper: add --max-retries to prefetch verb

jeffhostetler
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t5799: explicitly test gvfs-helper --fallback and --no-fallback

jeffhostetler
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gvfs-helper: verify loose objects after write

derrickstolee
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gvfs-helper: retry when creating temp files

derrickstolee
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t5799: add tests to detect corrupt pack/idx files in prefetch

jeffhostetler
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gvfs-helper: don't fallback with new config

derrickstolee
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t7599: create corrupt blob test

jeffhostetler
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sparse: avoid warnings about known cURL issues in gvfs-helper.c

derrickstolee
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gvfs-helper: ignore .idx files in prefetch multi-part responses

jeffhostetler
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.github/actions/akv-secret: add action to get secrets

mjcheetham
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release: create initial Windows installer build workflow

vdye
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release: create initial Windows installer build workflow

mjcheetham
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help: special-case HOST_CPU `universal`

jeffhostetler
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release: add Mac OSX installer build

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release: build unsigned Ubuntu .deb package

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release: add signing step for .deb package

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test-gvfs-protocol: add cache_http_503 to mayhem

jeffhostetler
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homebrew: add GitHub workflow to release Cask

mjcheetham
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Disable the `monitor-components` workflow in msft-git
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release: create draft GitHub release with packages & installers

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t5799: add unit tests for new `gvfs.fallback` config setting

jeffhostetler
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maintenance: care about gvfs.sharedCache config

derrickstolee
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unpack-trees:virtualfilesystem: Improve efficiency of clear_ce_flags

neerajsi-msft2
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Adding winget workflows

Lessley Dennington
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.github: enable windows builds on microsoft fork

derrickstolee
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dist: archive HEAD instead of HEAD^{tree}

vdye
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update-microsoft-git: create barebones builtin

derrickstolee
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.github: reinstate ISSUE_TEMPLATE.md for microsoft/git

derrickstolee
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git_config_set_multivar_in_file_gently(): add a lock timeout
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build-git-installers: publish gpg public key

ldennington
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release: include GIT_BUILT_FROM_COMMIT in MacOS build

vdye
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update-microsoft-git: Windows implementation

derrickstolee
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.github: update PULL_REQUEST_TEMPLATE.md

derrickstolee
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scalar: set the config write-lock timeout to 150ms
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release: continue pestering until user upgrades

derrickstolee
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release: add installer validation

ldennington
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update-microsoft-git: use brew on macOS

derrickstolee
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Adjust README.md for microsoft/git

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scalar: add docs from microsoft/scalar

derrickstolee
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Merge branch 'scalar-gentler-config-locking'
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Merge branch 'scalar-extra-docs'
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scalar (Windows): use forward slashes as directory separators
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scalar: add retry logic to run_git()

derrickstolee
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scalar: support the `config` command for backwards compatibility
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Merge branch 'microsoft/vfs-2.35.0'
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scalar: implement a minimal JSON parser
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Merge branch 'scalar'
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scalar clone: support GVFS-enabled remote repositories

dscho
and
derrickstolee
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test-gvfs-protocol: also serve smart protocol
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gvfs-helper: add the `endpoint` command
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dir_inside_of(): handle directory separators correctly
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scalar: disable authentication in unattended mode
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abspath: make strip_last_path_component() global

derrickstolee
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scalar: do initialize `gvfs.sharedCache`

dscho
and
derrickstolee
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scalar diagnose: include shared cache info
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scalar: only try GVFS protocol on https:// URLs
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scalar: verify that we can use a GVFS-enabled repository

dscho
and
derrickstolee
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scalar: add the `cache-server` command
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scalar: add a test toggle to skip accessing the vsts/info endpoint
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scalar: adjust documentation to the microsoft/git fork
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scalar: enable untracked cache unconditionally

derrickstolee
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scalar: parse `clone --no-fetch-commits-and-trees` for backwards compatibility
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scalar: make GVFS Protocol a forced choice

derrickstolee
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scalar: work around GVFS Protocol HTTP/2 failures

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scalar diagnose: accommodate Scalar's Functional Tests
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gvfs-helper-client: clean up server process(es)

derrickstolee
and
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ci: run Scalar's Functional Tests
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Merge branch 'scalar-with-gvfs'
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sparse-checkout: add config to disable deleting dirs

derrickstolee
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scalar: upgrade to newest FSMonitor config setting

vdye
and
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Merge branch 'run-scalar-functional-tests'
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add/rm: allow adding sparse entries when virtual

derrickstolee
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diff: ignore sparse paths in diffstat

derrickstolee
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repo-settings: enable sparse index by default

derrickstolee
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Merge branch 'scalar-reconfigure'
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Merge pull request #392: add: allow adding sparse entries when virtual

derrickstolee
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Merge pull request #410: Sparse Index: latest integrations

derrickstolee
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TO-UPSTREAM: sequencer: avoid progress when stderr is redirected

derrickstolee
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Merge pull request #414: Make sparse index the default

derrickstolee
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TO-CHECK: t1092: use quiet mode for rebase tests

derrickstolee
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Merge pull request #432: sequencer: avoid progress when stderr is redirected

derrickstolee
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sparse-index: add ensure_full_index_with_reason()

derrickstolee
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treewide: add reasons for expanding index

derrickstolee
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treewide: custom reasons for expanding index

derrickstolee
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sparse-index: add macro for unaudited expansions

derrickstolee
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Docs: update sparse index plan with logging

derrickstolee
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sparse-index: log failure to clear skip-worktree

derrickstolee
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reset: fix mixed reset when using virtual filesystem

Kevin Willford
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stash: use -f in checkout-index child process

derrickstolee
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diff(sparse-index): verify with partially-sparse

ldennington
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Merge pull request #494: reset: fix mixed reset when using virtual filesystem

derrickstolee
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stash: expand testing for `git stash -u`

vdye
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sparse-index: do not copy hashtables during expansion

derrickstolee
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Merge pull request #419 from ldennington/sparse-index-diff

ldennington
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Merge core VFS features
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Merge pull request #430 from vdye/sparse-index/clean

vdye
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Merge advanced VFS-specific features
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Fix rare segfault in sparse-index (#690)
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Permit `repack` command in Scalar clones (#732)

mjcheetham
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Merge virtualfilesystem hook
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Merge updates to serialized status
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Merge trace2 experimental regions

jeffhostetler
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Merge first wave of gvfs-helper feature

jeffhostetler
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Merge gvfs-helper prefetch feature

derrickstolee
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Harden gvfs-helper to validate the packfiles in a multipart prefetch response (#571)

jeffhostetler
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gvfs-helper: add gvfs.fallback and unit tests (#665)
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Merge pull request #301: Update 'git maintenance' to match upstream

derrickstolee
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Merge pull request #315: unpack-trees:virtualfilesystem: Improve efficiency of clear_ce_flags

derrickstolee
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Merge branch 'add-workflows'

derrickstolee
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Merge branch 'adjust-g4w-workflows'
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Merge pull request #399 from vdye/feature/build-installers

vdye
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Merge pull request #472 from vdye/ms/macos-build-options

vdye
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Merge pull request #329: Add `git update-microsoft-git`

derrickstolee
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TO-UPSTREAM: sub-process: avoid leaking `cmd`
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Merge pull request #333: update microsoft/git README

derrickstolee
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remote-curl: release filter options before re-setting them
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Merge pull request #371 from dscho/run-scalar-functional-tests-and-fix-built-in-fsmonitor
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transport: release object filter options
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Merge branch 'sparse-index-stuff'
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t7900-maintenance.sh: reset config between tests

mjcheetham
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hooks: add custom post-command hook config

derrickstolee
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maintenance: add cache-local-objects maintenance task

mjcheetham
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push: don't reuse deltas with path walk

derrickstolee
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Merge branch 'leak-fixes'
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TO-UPSTREAM: Docs: fix asciidoc failures from short delimiters

derrickstolee
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scalar.c: add cache-local-objects task

mjcheetham
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pack-objects: don't reuse deltas with path walk (#707)
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hooks: make hook logic memory-leak free

derrickstolee
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maintenance: add new `cache-local-objects` maintenance task (#720)

mjcheetham
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cat_one_file(): make it easy to see that the `size` variable is initialized
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fsck: avoid using an uninitialized variable
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load_revindex_from_disk(): avoid accessing uninitialized data
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t0401: test post-command for alias, version, typo

derrickstolee
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load_pack_mtimes_file(): avoid accessing uninitialized data
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hooks: better handle config without gitdir

derrickstolee
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revision: defensive programming
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get_parent(): defensive programming
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fetch-pack: defensive programming
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unparse_commit(): defensive programming
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verify_commit_graph(): defensive programming
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stash: defensive programming
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fetch: silence a CodeQL alert about a local variable's address' use after release
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stash: defensive programming
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submodule: check return value of `submodule_from_path()`
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push: defensive programming
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test-tool repository: check return value of `lookup_commit()`
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codeql: run static analysis as part of CI builds

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fetch: defensive programming
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shallow: handle missing shallow commits gracefully
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codeql: publish the sarif file as build artifact
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inherit_tracking(): defensive programming
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commit-graph: suppress warning about using a stale stack addresses
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codeql: disable a couple of non-critical queries for now
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date: help CodeQL understand that there are no leap-year issues here
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help: help CodeQL understand that consuming envvars is okay here
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ctype: help CodeQL understand that `sane_istest()` does not access array past end
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ctype: accommodate for CodeQL misinterpreting the `z` in `mallocz()`
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Merge branch 'uninitialized-variables'
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strbuf_read: help with CodeQL misunderstanding that `strbuf_read()` does NUL-terminate correctly
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Merge branch 'defensive-programming'
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codeql: also check JavaScript code
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Merge branch 'codeql-fixes'
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Merge branch 'codeql'
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hooks: add custom post-command hook config (#736)
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Merge branch 'codeql'
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