8231058: VerifyOops crashes with assert(_offset >= 0) failed: offset for non comment?

[sendaoYan]

Hi all,
This is clean backport of JDK-8231058, to fix JVM crash when running with -XX:+VerifyOops. The newly added test run failed before this backport, and run passed after apply this backport.

Additonal testing:

• linux aarch64 build with release/slowdebug configure
• linux x86_64 build with release/slowdebug configure
• jtreg tests(include tier1/2/3 etc.) with release build on linux aarch64
• jtreg tests(include tier1/2/3 etc.) with release build on linux x86_64

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8231058 needs maintainer approval

Issue

• JDK-8231058: VerifyOops crashes with assert(_offset >= 0) failed: offset for non comment? (Bug - P2 - Requested)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk11u-dev.git pull/2963/head:pull/2963
$ git checkout pull/2963

Update a local copy of the PR:
$ git checkout pull/2963
$ git pull https://git.openjdk.org/jdk11u-dev.git pull/2963/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2963

View PR using the GUI difftool:
$ git pr show -t 2963

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk11u-dev/pull/2963.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back syan! 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]

❗ This change is not yet ready to be integrated.
See the Progress checklist in the description for automated requirements.

[openjdk]

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

[openjdk]

⚠️ @sendaoYan 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

• 00: Full (bfebe39c)

[sendaoYan]

/approval request Clean backport of JDK-8231058, to fix JVM crash when running with -XX:+VerifyOops. The newly added test run failed before this backport, and run passed after apply this backport. The change has been verified with jtreg(include tier1/2/3 etc.) on linux-x64 and linux-aarch64.

[openjdk]

@sendaoYan
8231058: The approval request has been created successfully.

[bridgekeeper]

@sendaoYan This pull request has been inactive for more than 4 weeks and will be automatically closed if another 4 weeks passes without any activity. To avoid this, simply add a new comment to the pull request. Feel free to ask for assistance if you need help with progressing this pull request towards integration!

[sendaoYan]

/approval request Clean backport of JDK-8231058, to fix JVM crash when running with -XX:+VerifyOops. The newly added test run failed before this backport, and run passed after apply this backport. The change has been verified with jtreg(include tier1/2/3 etc.) on linux-x64 and linux-aarch64.

[openjdk]

@sendaoYan
8231058: The approval request was already up to date.