RFR: 8339725: Concurrent GC crashed due to GetMethodDeclaringClass [v13]

[Liang Mao]

On Fri, 13 Sep 2024 00:41:13 GMT, Leonid Mesnik <lmesnik at openjdk.org> wrote:

>> Liang Mao has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   change main/othervm to driver
>
> test/hotspot/jtreg/serviceability/jvmti/GetMethodDeclaringClass/TestUnloadedClass.java line 30:
> 
>> 28:  * @summary Stress test GetMethodDeclaringClass
>> 29:  * @requires vm.jvmti
>> 30:  * @requires (os.family == "linux") & (vm.debug != true)
> 
> Sorry, that missed initially. Why test is linux and non-debug only?
> `* @requires (os.family == "linux") & (vm.debug != true)`

The test depends on pthread and it's a stress test that fastdebug ran out of time. We don't want to trade off the crash reproduction probability to make fastdebug pass.

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PR Review Comment: https://git.openjdk.org/jdk/pull/20907#discussion_r1758086641