[jdk21u-dev] Integrated: 8334421: assert(!oldbox->is_unbalanced()) failed: this should not be called for unbalanced region

[Aleksey Shipilev]

On Wed, 26 Jun 2024 16:55:18 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

> This is a fix for regression introduced by [JDK-8324969](https://bugs.openjdk.org/browse/JDK-8324969), and already backported to `21.0.5`. This forces our hand for backporting it to 21u-dev.
> 
> Additional testing:
>  - [x] New regression tests passes with the fix, and STILL PASSES without the fix
>  - [x] Linux x86_64 server fastdebug, `all`
>  - [x] Linux x86_64 server fastdebug, Maven CTW
>  - [x] Linux x86_64 server fastdebug, Fuzzer 100K

This pull request has now been integrated.

Changeset: 15462799
Author:    Aleksey Shipilev <shade at openjdk.org>
URL:       https://git.openjdk.org/jdk21u-dev/commit/15462799dad3282a27e5881c53f16942d7c1fe2b
Stats:     237 lines in 6 files changed: 231 ins; 1 del; 5 mod

8334421: assert(!oldbox->is_unbalanced()) failed: this should not be called for unbalanced region

Backport-of: 9c89f0861c1b6d25e1a7c3ac1add9a168d807788

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PR: https://git.openjdk.org/jdk21u-dev/pull/795