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8335553: [Graal] Compiler thread calls into jdk.internal.vm.VMSupport.decodeAndThrowThrowable and crashes in OOM situation

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Reviewed-by: yzheng, never, dholmes
This commit is contained in:
Doug Simon 2024-07-11 07:03:44 +00:00
parent b363de8c9f
commit cf940e139a
6 changed files with 81 additions and 41 deletions
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10
src/hotspot/share/jvmci/jvmciEnv.cpp
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@ -399,9 +399,11 @@ class ExceptionTranslation: public StackObj {
_encoded_ok = 0, // exception was successfully encoded into buffer
_buffer_alloc_fail = 1, // native memory for buffer could not be allocated
_encode_oome_fail = 2, // OutOfMemoryError thrown during encoding
_encode_fail = 3 // some other problem occured during encoding. If buffer != 0,
_encode_fail = 3, // some other problem occured during encoding. If buffer != 0,
// buffer contains a `struct { u4 len; char[len] desc}`
// describing the problem
_encode_oome_in_vm = 4 // an OutOfMemoryError thrown from within VM code on a
// thread that cannot call Java (OOME has no stack trace)
};
JVMCIEnv* _from_env; // Source of translation. Can be null.
@ -488,6 +490,12 @@ class HotSpotToSharedLibraryExceptionTranslation : public ExceptionTranslation {
int encode(JavaThread* THREAD, jlong buffer, int buffer_size) {
if (!THREAD->can_call_java()) {
Symbol *ex_name = _throwable->klass()->name();
if (ex_name == vmSymbols::java_lang_OutOfMemoryError()) {
JVMCI_event_1("translating exception: OutOfMemoryError within VM code");
decode(THREAD, _encode_oome_in_vm, 0L);
return 0;
}
char* char_buffer = print_throwable_to_buffer(_throwable, buffer, buffer_size);
const char* detail = log_is_enabled(Info, exceptions) ? "" : " (-Xlog:exceptions may give more detail)";
JVMCI_event_1("cannot call Java to translate exception%s: %s", detail, char_buffer);