RFR: 8275445: RunThese30M.java failed "assert(ZAddress::is_marked(addr)) failed: Should be marked" [v2]

Erik Gahlin egahlin at openjdk.java.net
Tue Oct 19 12:22:56 UTC 2021

On Tue, 19 Oct 2021 10:05:15 GMT, Markus Grönlund <mgronlun at openjdk.org> wrote:

>> Greetings,
>> This fixes the issue seen in testing when accessing an oop as part of unloading (introduced with [JDK-8266936](https://bugs.openjdk.java.net/browse/JDK-8266936)).
>> Instead, oop accesses will be done outside of unloading and the result, i.e the codesource attribute, will be cached and reused in the FinalizerEntry.
>> Testing: tier1-3, jdk_jfr
>> Thanks
>> Markus
>> PS one effect of this is that classes that unload before they have allocated anything will not have a codesource attribute. This can be fixed by letting classes register with the table as part of class loading, instead of during allocation. I will follow-up with a separate change for that.
> Markus Grönlund has updated the pull request incrementally with one additional commit since the last revision:
>   header

Marked as reviewed by egahlin (Reviewer).


PR: https://git.openjdk.java.net/jdk/pull/6001

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