RFR: 8314061: [JVMCI] DeoptimizeALot stress logic breaks deferred barriers

[Tom Rodriguez]

On Thu, 10 Aug 2023 01:06:35 GMT, Tom Rodriguez <never at openjdk.org> wrote:

> JVMCIRuntime::new_array_common includes a little bit of stress logic that changes how it returns when DeoptimizeALot is set. This can cause it to bypass the call to SharedRuntime::on_slowpath_allocation_exit(current) which is where the deferred card mark logic lives. This can lead to random crashes of various kinds.

Thanks!

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PR Comment: https://git.openjdk.org/jdk/pull/15218#issuecomment-1673557828