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[Bug]: NullPointerException with top-level async for #1287
Description
Describe the bug
GraalPy crashes when running this fuzzed code:
async for i in range(1):
passOperating system
Linux
CPU architecture
x86_64
GraalPy version
GraalPy 3.13.14 (Oracle GraalVM Native 25.5.5.0.3)
JDK version
No response
Context configuration
No response
Steps to reproduce
Snippet listed above
Expected behavior
No crash
Stack trace
java.lang.NullPointerException: Stack trace is imprecise, the top frames are missing and/or have wrong line numbers. To get precise stack traces, build the image with option -H:-ReduceImplicitExceptionStackTraceInformation
at org.graalvm.py/com.oracle.graal.python.compiler.ParserCallbacksImpl.raiseSyntaxError(ParserCallbacksImpl.java:126)
at org.graalvm.py/com.oracle.graal.python.compiler.ParserCallbacksImpl.raiseSyntaxError(ParserCallbacksImpl.java:122)
at org.graalvm.py/com.oracle.graal.python.compiler.ParserCallbacksImpl.onError(ParserCallbacksImpl.java:118)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler$StatementCompiler.visit(RootNodeCompiler.java:4095)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler$StatementCompiler.visit(RootNodeCompiler.java:2033)
at org.graalvm.py/com.oracle.graal.python.pegparser.sst.StmtTy$AsyncFor.accept(StmtTy.java:307)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler.visitModuleBody(RootNodeCompiler.java:1092)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler.lambda$visit$0(RootNodeCompiler.java:1009)
at org.graalvm.py/com.oracle.graal.python.nodes.bytecode_dsl.PBytecodeDSLRootNodeGen$Bytecode.create(PBytecodeDSLRootNodeGen.java:5219)
at org.graalvm.py/com.oracle.graal.python.nodes.bytecode_dsl.PBytecodeDSLRootNodeGen.create(PBytecodeDSLRootNodeGen.java:3972)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler.compileRootNode(RootNodeCompiler.java:533)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler.visit(RootNodeCompiler.java:1007)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler.visit(RootNodeCompiler.java:189)
at org.graalvm.py/com.oracle.graal.python.pegparser.sst.ModTy$Module.accept(ModTy.java:68)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.RootNodeCompiler.compile(RootNodeCompiler.java:758)
at org.graalvm.py/com.oracle.graal.python.compiler.bytecode_dsl.BytecodeDSLCompiler.compile(BytecodeDSLCompiler.java:90)
at org.graalvm.py/com.oracle.graal.python.PythonLanguage.compileForBytecodeDSLInterpreter(PythonLanguage.java:675)
at org.graalvm.py/com.oracle.graal.python.PythonLanguage.compileModule(PythonLanguage.java:647)
at org.graalvm.py/com.oracle.graal.python.PythonLanguage.parse(PythonLanguage.java:615)
at org.graalvm.py/com.oracle.graal.python.PythonLanguage.parse(PythonLanguage.java:602)
at org.graalvm.py/com.oracle.graal.python.PythonLanguage.parse(PythonLanguage.java:588)
[...snip...]Additional context
No response
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