RFR(XXS): 8032518: fatal error has been detected by the Java Runtime Environment (access violation)

[Staffan Larsen]

Looks good!

Thanks,
/Staffan

On 30 jan 2014, at 12:11, Markus Gronlund <markus.gronlund at oracle.com> wrote:

> Greetings,
>  
> Kindly asking for reviews for this very small fix:
>  
> Bug: https://bugs.openjdk.java.net/browse/JDK-8032518
> Webrev: http://cr.openjdk.java.net/~mgronlun/8032518/webrev01/
>  
> Background:
>  
> Still a bit puzzled about the manifestations of the crashes when inspecting the .mdmp files, which seems to be dereferencing a (debug) ResourceObj allocation[0] cookie address (~allocation address) at point of crashing. In addition, if the issue is an effect of not handling OOM correctly, I would expect to see a _pending_exception off the problematic thread, but there seems to be none. Also unknown why this seems to occur more on Windows x64 than any other platform…
>  
> Testing:
> I have iterated the testcase nsk/stress/jck60/jck60014 locally – without suggested fixes I get about 10 crashes in about 300 runs. With fixes I am yet to see any crashes, currently ~600 iterations…
>  
> I suggest to putback this first (since it should be fixed anyhow), to see the effect, before any more time is spent on tracing this down…
>  
> Thanks
> Markus

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