[jdk26] RFR: 8373116: Genshen: arraycopy_work should be always done for arrays in old gen during young concurrent marking

[Xiaolong Peng]

On Wed, 10 Dec 2025 16:59:06 GMT, Xiaolong Peng <xpeng at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a clean backport of commit [c9ab330b](https://github.com/openjdk/jdk/commit/c9ab330b7bdd3cc2410ffdb336a63aa0ac7256a3) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository.
> 
> The commit being backported was authored by Xiaolong Peng on 9 Dec 2025 and was reviewed by William Kemper and Kelvin Nilsen.
> 
> It is a necessary bug fix to address the crash caused by recently change to arraycopy barrier. 
> 
> Thanks!

Thank you all!

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PR Comment: https://git.openjdk.org/jdk/pull/28751#issuecomment-3638204799