[jdk21u-dev] RFR: 8350412: [21u] AArch64: Ambiguous frame layout leads to incorrect traces in JFR

duke duke at openjdk.org
Wed Mar 19 16:19:09 UTC 2025


On Thu, 20 Feb 2025 12:09:51 GMT, Dmitry Chuyko <dchuyko at openjdk.org> wrote:

> This change fixes incorrect stack traces sometimes reported by JFR (non-deterministic stack walking). It is technically a clean backport of 'Make the anchor frame walkable' changes of aarch64_enc_java_to_runtime() from https://github.com/openjdk/jdk/pull/21565/files#diff-018aa61d1a7aafcf70a535fcd40a318a4bd6511fd40ac39ce4be90cc52216749
> 
> I propose to cherry pick those into older releases after JDK 24 is out, starting from 21u.
> 
> Testing: tier1,2 on linux-aarch64.

@dchuyko 
Your change (at version 304306d73083cf0e1454c0d67adec0dc305fd349) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jdk21u-dev/pull/1418#issuecomment-2737255732


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