RFR 8004124: Handle and/or warn about SI_KERNEL

Coleen Phillimore coleen.phillimore at oracle.com
Thu Jun 20 10:36:57 PDT 2013

Thank you, Vladimir.

On 06/20/2013 01:30 PM, Vladimir Kozlov wrote:
> Thank you, Coleen
> It is good. Yes, more information printing during such failure will 
> help us a lot.
> Vladimir
> On 6/20/13 7:48 AM, Coleen Phillimore wrote:
>> Summary: Detect this crash in the signal handler and give a fatal error
>> message  instead of making us chase down bugs that don't reproduce
>> This change also has more information for crash site from bug
>> https://jbs.oracle.com/bugs/browse/JDK-8007019
>> guarantee(cb->is_adapter_blob() || cb->is_method_handles_adapter_blob())
>> failed: exception happened outside interpreter, nmethods and vtable
>> stubs (1) <https://jbs.oracle.com/bugs/browse/JDK-8007019>
>> There used to be two places that had the same message so they were
>> qualified by (1) and (2).   The second one is gone.   Now this prints
>> the blob and pc.
>> Tested with full vm.quick.testlist and the sets of jdi tests that failed
>> with -client -Xcomp and specjvm98 that used to fail with this signal
>> code.   I got one failure two days ago before this change but now it
>> won't fail with my new message or at all.
>> open webrev at http://cr.openjdk.java.net/~coleenp/8004124/
>> bug link at http://bugs.sun.com/view_bug.do?bug_id=8004124
>> local bug link https://jbs.oracle.com/bugs/browse/JDK-8004124
>> Thanks,
>> Coleen

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