JDK-8271272 : C2: assert(!had_error) failed: bad dominance
- Type: Bug
- Component: hotspot
- Sub-Component: compiler
- Affected Version: 17,18
- Priority: P2
- Status: Closed
- Resolution: Fixed
- Submitted: 2021-07-26
- Updated: 2022-01-11
- Resolved: 2021-07-30
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Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
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Unresolved : Release in which this issue/RFE will be addressed.
Resolved: Release in which this issue/RFE has been resolved.
Fixed : Release in which this issue/RFE has been fixed. The release containing this fix may be available for download as an Early Access Release or a General Availability Release.
To download the current JDK release, click here.
| JDK 17 | JDK 18 |
|---|---|
17 b34Fixed  |
18Fixed |
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Description
The attached Java Fuzzer test starts to fail after JDK-8269746 with the following assertion: To reproduce: $ java -Xcomp -XX:-TieredCompilation -XX:CompileOnly=Test Test.java $ java -Xcomp -XX:-TieredCompilation -XX:CompileOnly=Reduced Reduced.java # # A fatal error has been detected by the Java Runtime Environment: # # Internal Error (/opt/mach5/mesos/work_dir/slaves/3c846bae-ce30-4a97-93ee-9fef4497ccb6-S79182/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/61fcc7a7-729c-4122-bd17-8b2b15316607/runs/5aa598ae-f0b4-46a1-a038-f527f0e2d1f0/workspace/open/src/hotspot/share/opto/loopnode.cpp:4910), pid=4924, tid=4938 # assert(!had_error) failed: bad dominance # # JRE version: Java(TM) SE Runtime Environment (17.0+32) (fastdebug build 17-ea+32-LTS-2679) # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 17-ea+32-LTS-2679, compiled mode, sharing, compressed oops, compressed class ptrs, g1 gc, linux-amd64) # Problematic frame: # V [libjvm.so+0x1320e82] PhaseIdealLoop::compute_lca_of_uses(Node*, Node*, bool)+0x6e2 # ............ Command Line: -Xmx1G -Xcomp -Xbatch -XX:-TieredCompilation -XX:CompileOnly=Test -XX:CompileCommand=quiet Test ............ Current thread (0x00007f19484810d0): JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=4938, stack(0x00007f19380fe000,0x00007f19381ff000)] Current CompileTask: C2: 274 4 b Test::vMeth (185 bytes) Stack: [0x00007f19380fe000,0x00007f19381ff000], sp=0x00007f19381f9180, free space=1004k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V [libjvm.so+0x1320e82] PhaseIdealLoop::compute_lca_of_uses(Node*, Node*, bool)+0x6e2 V [libjvm.so+0x1321230] PhaseIdealLoop::build_loop_late_post_work(Node*, bool)+0x1d0 V [libjvm.so+0x132180a] PhaseIdealLoop::build_loop_late(VectorSet&, Node_List&, Node_Stack&)+0xba V [libjvm.so+0x1322177] PhaseIdealLoop::build_and_optimize(LoopOptsMode)+0x507 V [libjvm.so+0xa37c70] PhaseIdealLoop::verify(PhaseIterGVN&)+0x2f0 V [libjvm.so+0xa27fff] Compile::process_for_post_loop_opts_igvn(PhaseIterGVN&)+0x1f V [libjvm.so+0xa33a7e] Compile::Optimize()+0x163e V [libjvm.so+0xa354b8] Compile::Compile(ciEnv*, ciMethod*, int, bool, bool, bool, bool, bool, DirectiveSet*)+0x1618 V [libjvm.so+0x84aca6] C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0x646 V [libjvm.so+0xa45541] CompileBroker::invoke_compiler_on_method(CompileTask*)+0xb71 V [libjvm.so+0xa461e8] CompileBroker::compiler_thread_loop()+0x5a8 V [libjvm.so+0x18da771] JavaThread::thread_main_inner()+0x271 V [libjvm.so+0x18e1ce0] Thread::call_run()+0x100 V [libjvm.so+0x15a8054] thread_native_entry(Thread*)+0x104
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