JDK 9 RFR of 8168628: (ch) JVM Crash in : ~StubRoutines::jshort_disjoint_arraycopy

Brian Burkhalter brian.burkhalter at oracle.com
Fri Dec 2 16:10:55 UTC 2016

OK I will extend the scope of the synchronize block and correct the other omission (RAF case) than Robbin mentioned in the JIRA exchange and post a revised patch later.



On Dec 2, 2016, at 4:43 AM, Alan Bateman <Alan.Bateman at oracle.com> wrote:

> I've read through your exchange with Robbin in JIRA and I think this is okay. It was an oversight that map didn't synchronize on positionLock when extending the size and I think you'll need to extend the scope to include the mmap itself, otherwise another thread can truncate it between the resize + mmap).

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