RFR: 8261391: ZGC crash - SEGV in RevokeOneBias::do_thread [v3]

Erik Österlund eosterlund at openjdk.java.net
Wed Feb 17 19:50:01 UTC 2021


On Wed, 17 Feb 2021 19:47:36 GMT, Robbin Ehn <rehn at openjdk.org> wrote:

>> Handshakes may contain oop Handles from the requesting thread.
>> A handshake may be executed by another thread than the requester.
>> We must make sure any such Handle is safe to use by other threads before executing the handshake.
>> This change-set adds SWS::start_process() for the requesting thread also (we already do this for the target JavaThread).
>> 
>> Passes t1-5
>
> Robbin Ehn has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Tiny spelling error

Marked as reviewed by eosterlund (Reviewer).

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PR: https://git.openjdk.java.net/jdk/pull/2571


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