8362123: ClassLoader Leak via Executors.newSingleThreadExecutor(...)

[chrisdennis]

This is a backport of d5a207994b9c374e6638e57826326f8f4593b96b from openjdk/jdk which is a bug-fix of JDK-8362123.

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8362123 needs maintainer approval

Issue

• JDK-8362123: ClassLoader Leak via Executors.newSingleThreadExecutor(...) (Bug - P4 - Approved)

Reviewers

• Andrew Haley (@theRealAph - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk25u.git pull/295/head:pull/295
$ git checkout pull/295

Update a local copy of the PR:
$ git checkout pull/295
$ git pull https://git.openjdk.org/jdk25u.git pull/295/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 295

View PR using the GUI difftool:
$ git pr show -t 295

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk25u/pull/295.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back chrisdennis! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@chrisdennis This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8362123: ClassLoader Leak via Executors.newSingleThreadExecutor(...)

Reviewed-by: aph

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 18 new commits pushed to the master branch:

• a428b6b: 8369560: Slowdebug build without CDS fails
• 7acc55a: 8369657: [AIX] TOC overflow in static-launcher build when building slowdebug after JDK-8352064
• 1f4134e: 8367237: Thread-Safety Usage Warning for java.text.Collator Classes
• ... and 15 more: https://git.openjdk.org/jdk25u/compare/b8aa130bab715f187476181acc5021b27958833f...master

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

As you do not have Committer status in this project an existing Committer must agree to sponsor your change. Possible candidates are the reviewers of this PR (@theRealAph) but any other Committer may sponsor as well.

➡️ To flag this PR as ready for integration with the above commit message, type /integrate in a new comment. (Afterwards, your sponsor types /sponsor in a new comment to perform the integration).

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

⚠️ @chrisdennis This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[mlbridge]

Webrevs

• 01: Full (5226827b)
• 00: Full (11522cff)

[chrisdennis]

/approval request This fixes a memory leak and/or prompt garbage collection issue introduced in Java 21

[openjdk]

@chrisdennis
8362123: The approval request has been created successfully.

[jerboaa]

@chrisdennis Please enable GHA for your fork. See how here:
https://github.com/openjdk/jdk25u/pull/295/checks?check_run_id=52627905452

[openjdk]

@chrisdennis Please do not rebase or force-push to an active PR as it invalidates existing review comments. Note for future reference, the bots always squash all changes into a single commit automatically as part of the integration. See OpenJDK Developers’ Guide for more information.

[chrisdennis]

/integrate

[openjdk]

@chrisdennis
Your change (at version 5226827) is now ready to be sponsored by a Committer.

[jerboaa]

/sponsor

[openjdk]

Going to push as commit 9018319.
Since your change was applied there have been 18 commits pushed to the master branch:

• a428b6b: 8369560: Slowdebug build without CDS fails
• 7acc55a: 8369657: [AIX] TOC overflow in static-launcher build when building slowdebug after JDK-8352064
• 1f4134e: 8367237: Thread-Safety Usage Warning for java.text.Collator Classes
• ... and 15 more: https://git.openjdk.org/jdk25u/compare/b8aa130bab715f187476181acc5021b27958833f...master

Your commit was automatically rebased without conflicts.

[openjdk]

@jerboaa @chrisdennis Pushed as commit 9018319.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.