review request (S) JSR292: SIGSEGV in JNIHandleBlock::release_block(JNIHandleBlock*, Thread*)+0x3c

Vladimir Kozlov vladimir.kozlov at
Tue Feb 7 08:18:46 PST 2012



Roland Westrelin wrote:
> SIGSEGV happens in a method handle stub an is used to trigger a NPE but because, the method handle stubs are called from the interpreter (or through a c2i), when the thread executes the throw_NullPointerException_at_call_entry, the stack is not properly aligned. Aligning the stack before the call in throw_NullPointerException_at_call_entry fixes the problem.
> Roland.

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