RFR: 8370176: Mixed mode jhsdb jstack cannot unwind call stack with -Xcomp [v2]

[Fei Yang]

On Thu, 23 Oct 2025 04:42:27 GMT, Yasumasa Suenaga <ysuenaga at openjdk.org> wrote:

>> Mind you that this new test seems to fail even on linux systems without pstack. This is happening on both of my AMD64 machine running Debian 12 and ARM64 machine running Ubuntu 22.04.4.
>
> Can you share .jtr file?

Sure. This is what I got on my amd64 machine:

```$ make test TEST="serviceability/sa/TestJhsdbJstackMixedWithXComp.java"```

[TestJhsdbJstackMixedWithXComp.jtr.txt](https://github.com/user-attachments/files/23091141/TestJhsdbJstackMixedWithXComp.jtr.txt)

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PR Review Comment: https://git.openjdk.org/jdk/pull/27885#discussion_r2454028951