8218483: Crash in "assert(_daemon_threads_count->get_value() > daemon_count) failed: thread count mismatch 5 : 5"

[RealCLanger]

Backport of JDK-8218483. Hotspot changes apply clean. Changes to gtest threadHelper.inline.hpp needed to be performed in utilitiesHelper.inline.hpp.

---

Progress

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Issue

• JDK-8218483: Crash in "assert(_daemon_threads_count->get_value() > daemon_count) failed: thread count mismatch 5 : 5"

Reviewers

• Thomas Stuefe (@tstuefe - Reviewer)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk11u-dev pull/326/head:pull/326
$ git checkout pull/326

Update a local copy of the PR:
$ git checkout pull/326
$ git pull https://git.openjdk.java.net/jdk11u-dev pull/326/head

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Checkout this PR locally:
$ git pr checkout 326

View PR using the GUI difftool:
$ git pr show -t 326

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk11u-dev/pull/326.diff

[bridgekeeper]

👋 Welcome back clanger! 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 backport pull request has now been updated with issue from the original commit.

[mlbridge]

Webrevs

• 00: Full (db10553f)

[tstuefe]

+1

[openjdk]

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

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

8218483: Crash in "assert(_daemon_threads_count->get_value() > daemon_count) failed: thread count mismatch 5 : 5"

Reviewed-by: stuefe

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 4 new commits pushed to the master branch:

• 126f1a2: 8225083: Remove Google certificate that is expiring in December 2021
• 90ecf27: 8213263: fix legal headers in test/langtools
• dee030c: 8210353: Move java/util/Arrays/TimSortStackSize2.java back to tier1
• 5a5d246: 8195703: BasicJDWPConnectionTest.java: 'App exited unexpectedly with 2'

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
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.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[RealCLanger]

Thanks for the review & approval.
/integrate

[openjdk]

Going to push as commit d79b68e.
Since your change was applied there have been 22 commits pushed to the master branch:

• 2212683: 8213330: Fix legal headers in i18n tests
• 263d070: 8260571: Add PrintMetaspaceStatistics to print metaspace statistics upon VM exit
• e9aaba4: 8169959: javax/swing/JTable/6263446/bug6263446.java: Table should be editing
• 579fbcb: 8271490: [ppc] [s390]: Crash in JavaThread::pd_get_top_frame_for_profiling
• 9437d45: 8252049: Native memory leak in ciMethodData ctor
• 3319efb: 8268672: C2: assert(!loop->is_member(u_loop)) failed: can be in outer loop or out of both loops only
• 87299f3: 8268019: C2: assert(no_dead_loop) failed: dead loop detected
• 625690e: 8263303: C2 compilation fails with assert(found_sfpt) failed: no node in loop that's not input to safepoint
• 977ca31: 8273671: Backport of 8260616 misses one JNF header inclusion removal
• 59f0ea3: 8213301: Fix legal headers in jdk logging tests
• ... and 12 more: https://git.openjdk.java.net/jdk11u-dev/compare/180bc526b025e815b43070150369ae399e27753f...master

Your commit was automatically rebased without conflicts.

[openjdk]

@RealCLanger Pushed as commit d79b68e.

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