[jdk21] RFR: 8303086: SIGSEGV in JavaThread::is_interp_only_mode()

[Serguei Spitsyn]

On Wed, 5 Jul 2023 19:33:16 GMT, Serguei Spitsyn <sspitsyn at openjdk.org> wrote:

> Clean backport from mainline jdk repo to jdk21 for the fix of:
>   [8303086](https://bugs.openjdk.org/browse/JDK-8303086): SIGSEGV in JavaThread::is_interp_only_mode()
> 
> Testing:
>  - TBD: mach5 tiers 1-5

Thank you for review, Patricio!

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PR Comment: https://git.openjdk.org/jdk21/pull/96#issuecomment-1622765842