8323243: JNI invocation of an abstract instance method corrupts the stack

[shipilev]

Clean backport to fix the JNI corner case.

Additional testing:

• New test fails without the fix, passes with it
• Linux x86_64 server fastdebug, tier{1,2,3,4}

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8323243 needs maintainer approval

Issue

• JDK-8323243: JNI invocation of an abstract instance method corrupts the stack (Bug - P2 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/2155/head:pull/2155
$ git checkout pull/2155

Update a local copy of the PR:
$ git checkout pull/2155
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/2155/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2155

View PR using the GUI difftool:
$ git pr show -t 2155

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/2155.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back shade! 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.

[openjdk]

⚠️ @shipilev 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 (766e7463)

[shipilev]

/approval request Clean backport to fix the JNI corner case. Looks simple and safe. Improves parity. Test passes.

[openjdk]

@shipilev
8323243: The approval request has been created successfully.

[openjdk]

@shipilev 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:

8323243: JNI invocation of an abstract instance method corrupts the stack

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 10 new commits pushed to the master branch:

• cac0e96: 8319436: Proxy.newProxyInstance throws NPE if loader is null and interface not visible from class loader
• 1425971: 8322321: Add man page doc for -XX:+VerifySharedSpaces
• 5b2aec6: 8318490: Increase timeout for JDK tests that are close to the limit when run with libgraal
• 67aa1de: 8319213: Compatibility.java reads both stdout and stderr of JdkUtils
• b4f1deb: 8312428: PKCS11 tests fail with NSS 3.91
• b186446: 8317039: Enable specifying the JDK used to run jtreg
• 7c4aaec: 8313206: PKCS11 tests silently skip execution
• 391bd2d: 8309305: sun/security/ssl/SSLSocketImpl/BlockedAsyncClose.java fails with jtreg test timeout
• e9ddb51: 8311581: Remove obsolete code and comments in TestLVT.java
• 8162425: 8307955: Prefer to PTRACE_GETREGSET instead of PTRACE_GETREGS in method 'ps_proc.c::process_get_lwp_regs'

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.

[shipilev]

/integrate

[openjdk]

Going to push as commit ab3d1d0.
Since your change was applied there have been 10 commits pushed to the master branch:

• cac0e96: 8319436: Proxy.newProxyInstance throws NPE if loader is null and interface not visible from class loader
• 1425971: 8322321: Add man page doc for -XX:+VerifySharedSpaces
• 5b2aec6: 8318490: Increase timeout for JDK tests that are close to the limit when run with libgraal
• 67aa1de: 8319213: Compatibility.java reads both stdout and stderr of JdkUtils
• b4f1deb: 8312428: PKCS11 tests fail with NSS 3.91
• b186446: 8317039: Enable specifying the JDK used to run jtreg
• 7c4aaec: 8313206: PKCS11 tests silently skip execution
• 391bd2d: 8309305: sun/security/ssl/SSLSocketImpl/BlockedAsyncClose.java fails with jtreg test timeout
• e9ddb51: 8311581: Remove obsolete code and comments in TestLVT.java
• 8162425: 8307955: Prefer to PTRACE_GETREGSET instead of PTRACE_GETREGS in method 'ps_proc.c::process_get_lwp_regs'

Your commit was automatically rebased without conflicts.

[openjdk]

@shipilev Pushed as commit ab3d1d0.

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