RFR 8211821: PrintStringTableStatistics crashes JVM

David Holmes david.holmes at oracle.com
Wed Oct 10 21:42:29 UTC 2018

Hi Harold,

On 11/10/2018 6:44 AM, Harold David Seigel wrote:
> Hi,
> Please review this fix for JDK-8211821.  The change fixes the problem by 
> moving the call to exit_globals() in Threads::destroy_vm() to before the 
> thread gets deleted.

I need to give that some very careful thought - this stuff is very 
fragile and a simple change can have unexpected consequences.


   Although exit_globals() deletes tty, this is not a
> problem because neither deleting thread nor freeing the 
> jvmci_old_thread_counters use tty.
> Open Webrev: http://cr.openjdk.java.net/~hseigel/bug_8211821/webrev/
> JBS Bug:  https://bugs.openjdk.java.net/browse/JDK-8211821
> The fix was tested by running the new test and Mach5 tiers 1 and 2 tests 
> and builds on Linux-x64, Windows, and Mac OS X, running tiers 3-5 tests 
> on Linux-x64, and by running JCK-12 API, Lang and VM tests on Linux-x64.
> Thanks, Harold

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