JDK-8269575 : C2: assert(false) failed: graph should be schedulable after JDK-8252372
- Type: Bug
- Component: hotspot
- Sub-Component: compiler
- Affected Version: 17,18
- Priority: P2
- Status: Closed
- Resolution: Fixed
- Submitted: 2021-06-29
- Updated: 2021-08-06
- Resolved: 2021-07-06
The Version table provides details related to the release that this issue/RFE will be addressed.
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.
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 b30Fixed  |
18Fixed |
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Description
Attached Fuzzer test fails: $ linux-x86_64-server-fastdebug/images/jdk/bin/java -Xcomp -XX:CompileOnly=Test Test # A fatal error has been detected by the Java Runtime Environment: # # Internal Error (/home/shade/trunks/jdk/src/hotspot/share/opto/lcm.cpp:1190), pid=2187087, tid=2187100 # assert(false) failed: graph should be schedulable Current CompileTask: C2: 235 6 b 4 Test::mainTest (745 bytes) Stack: [0x00007f21c9e64000,0x00007f21c9f65000], sp=0x00007f21c9f5fb70, free space=1006k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V [libjvm.so+0x1229004] PhaseCFG::schedule_local(Block*, GrowableArray<int>&, VectorSet&, long*)+0xe04 V [libjvm.so+0xd2ead8] PhaseCFG::global_code_motion()+0xc38 V [libjvm.so+0xd320d1] PhaseCFG::do_global_code_motion()+0x51 V [libjvm.so+0xa1c44b] Compile::Code_Gen()+0x2ab V [libjvm.so+0xa2948b] Compile::Compile(ciEnv*, ciMethod*, int, bool, bool, bool, bool, bool, DirectiveSet*)+0x13bb V [libjvm.so+0x857106] C2Compiler::compile_method(ciEnv*, ciMethod*, int, bool, DirectiveSet*)+0x646 V [libjvm.so+0xa3ae19] CompileBroker::invoke_compiler_on_method(CompileTask*)+0xf19 V [libjvm.so+0xa3bae8] CompileBroker::compiler_thread_loop()+0x598 V [libjvm.so+0x19bf45c] JavaThread::thread_main_inner()+0x28c V [libjvm.so+0x19c4f24] Thread::call_run()+0x104 V [libjvm.so+0x1556d2c] thread_native_entry(Thread*)+0x10c
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