RFR: 8333526: Restructure java/nio/channels/DatagramChannel/StressNativeSignal.java to a fail fast exception handling policy [v2]

[duke]

On Mon, 15 Sep 2025 14:35:05 GMT, serhiysachkov <duke at openjdk.org> wrote:

>> This task addresses the restructuring of the test to handle exception, especially during test setup, in a more immediate "fail fast" manner.
>
> serhiysachkov has updated the pull request incrementally with one additional commit since the last revision:
> 
>   review comments: changing ports to 0 as requested

@serhiysachkov 
Your change (at version aa644f58f9d4e718a4626fe0ab82511a06713f4f) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/jdk/pull/27294#issuecomment-3333018690