Congxian Qiu created FLINK-23346:
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Summary: RocksDBStateBackend may core dump in
flink_compactionfilterjni.cc
Key: FLINK-23346
URL: https://issues.apache.org/jira/browse/FLINK-23346
Project: Flink
Issue Type: Bug
Components: Runtime / State Backends
Affects Versions: 1.12.4, 1.13.1, 1.14.0
Reporter: Congxian Qiu
The code in [flink_compactionfilte.cpp
|https://github.com/ververica/frocksdb/blob/49bc897d5d768026f1eb816d960c1f2383396ef4/java/rocksjni/flink_compactionfilterjni.cc#L21]
{code:cpp}
inline void CheckAndRethrowException(JNIEnv* env) const {
if (env->ExceptionCheck()) {
env->ExceptionDescribe();
env->Throw(env->ExceptionOccurred());
}
{code}
may core dump in some sence, please see more information here[1][2][3]
We can fix it by changing this to
{code:cpp}
inline void CheckAndRethrowException(JNIEnv* env) const {
if (env->ExceptionCheck()) {
env->Throw(env->ExceptionOccurred());
}
}
{code}
or
{code:cpp}
inline void CheckAndRethrowException(JNIEnv* env) const {
if (env->ExceptionCheck()) {
jobject obj = env->ExceptionOccurred();
env->ExceptionDescribe();
env->Throw(obj);
}
}
{code}
[1]
[https://stackoverflow.com/questions/30971068/does-jniexceptiondescribe-implicitily-clear-the-exception-trace-of-the-jni-env]
[2] [https://bugs.openjdk.java.net/browse/JDK-4067541]
[3] [https://bugs.openjdk.java.net/browse/JDK-8051947]
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