[jdk22u] Integrated: 8330611: AES-CTR vector intrinsic may read out of bounds (x86_64, AVX-512)

[Martin Balao]

On Sat, 27 Apr 2024 06:35:15 GMT, Martin Balao <mbalao at openjdk.org> wrote:

> Hi all,
> 
> This pull request contains a backport of commit 8a8d9288 from the openjdk/jdk repository.
> 
> The commit being backported was authored by Martin Balao and Francisco Ferrari on 24 Apr 2024 and was reviewed by Andrew Haley and Sandhya Viswanathan. JDK-22 is affected by the bug [JDK-8330611](https://bugs.openjdk.org/browse/JDK-8330611) as it was introduced by [JDK-8233741](https://bugs.openjdk.org/browse/JDK-8233741) in JDK 14.
> 
> The JDK main line patch applies cleanly. The scope of the change is limited to the AES-CTR intrinsic for x86_64 AVX-512. I ran all the same testing as for JDK main line, no regressions were observed in hotspot/jtreg/compiler/codegen/aes and I manually verified that the bug was fixed.
> 
> Thanks!

This pull request has now been integrated.

Changeset: c68a285a
Author:    Martin Balao <mbalao at openjdk.org>
URL:       https://git.openjdk.org/jdk22u/commit/c68a285abfa4360ae2251edaf6a9463aeb4896f6
Stats:     23 lines in 3 files changed: 18 ins; 1 del; 4 mod

8330611: AES-CTR vector intrinsic may read out of bounds (x86_64, AVX-512)

Backport-of: 8a8d9288980513db459f7d6b36554b65844951ca

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PR: https://git.openjdk.org/jdk22u/pull/171