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  1. JDK
  2. JDK-8347018

C2: Insertion of Assertion Predicates ignores the effects of PhaseIdealLoop::clone_up_backedge_goo()

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        #
        # A fatal error has been detected by the Java Runtime Environment:
        #
        # Internal Error (c:\sb\prod\1735558438\workspace\open\src\hotspot\share\opto\gcm.cpp:1424), pid=45708, tid=37908
        # assert(find_block_for_node(self->in(0)) == early) failed: The home of a memory writer must also be its earliest placement
        #
        # JRE version: Java(TM) SE Runtime Environment (24.0+30) (fastdebug build 24-ea+30-3589)
        # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 24-ea+30-3589, mixed mode, sharing, compressed oops, compressed class ptrs, g1 gc, windows-amd64)
        # Problematic frame:
        # V [jvm.dll+0x7d280e] PhaseCFG::schedule_late+0x72e
        #
        # Core dump will be written. Default location: C:\sb\prod\1735640123\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_applications_javafuzzer_LongRunningTests_java\tmpfuzzer.tmp.I3Djr3HN4e\hs_err_pid45708.mdmp
        #
        # If you would like to submit a bug report, please visit:
        # https://bugreport.java.com/bugreport/crash.jsp
        #

        --------------- S U M M A R Y ------------

        Command Line: -XX:+UnlockDiagnosticVMOptions -XX:RepeatCompilation=40 -Xmx1G -XX:+IgnoreUnrecognizedVMOptions -XX:CompileCommand=quiet -XX:CompileCommand=compileonly,*Test*::* -XX:-TieredCompilation -Xbatch -XX:+UnlockDiagnosticVMOptions -XX:+StressLCM -XX:+StressGCM -XX:+StressIGVN -XX:+StressCCP -XX:+StressMacroExpansion -XX:StressSeed=2145932343 -XX:+VerifyLoopOptimizations -XX:VerifyIterativeGVN=10 -XX:MaxRAMPercentage=4.16667 -Dtest.boot.jdk=c:\ade\mesos\work_dir\jib-master\install\jdk\23\37\bundles\windows-x64\jdk-23_windows-x64_bin.zip\jdk-23 -Djava.io.tmpdir=c:\sb\prod\1735640123\testoutput\test-support\jtreg_closed_test_hotspot_jtreg_applications_javafuzzer_LongRunningTests_java\tmp -XX:+CreateCoredumpOnCrash Test

        Host: AMD EPYC 7J13 64-Core Processor , 12 cores, 23G, Windows 11 , 64 bit Build 22621 (10.0.22621.3527)
        Time: Tue Dec 31 10:48:06 2024 Etc elapsed time: 0.459592 seconds (0d 0h 0m 0s)

        --------------- T H R E A D ---------------

        Current thread (0x0000025295a5f550): JavaThread "C2 CompilerThread0" daemon [_thread_in_native, id=37908, stack(0x000000b550700000,0x000000b550800000) (1024K)]


        Current CompileTask:
        C2:459 3 % b Test::mainTest @ 222 (570 bytes)

        Stack: [0x000000b550700000,0x000000b550800000], sp=0x000000b5507fc250, free space=1008k
        Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [jvm.dll+0x7d280e] PhaseCFG::schedule_late+0x72e (gcm.cpp:1423)
        V [jvm.dll+0x7cd5ce] PhaseCFG::global_code_motion+0x2fe (gcm.cpp:1633)
        V [jvm.dll+0x7cc0cd] PhaseCFG::do_global_code_motion+0x6d (gcm.cpp:1757)
        V [jvm.dll+0x55661d] Compile::Code_Gen+0x19d (compile.cpp:2965)
        V [jvm.dll+0x555061] Compile::Compile+0x12e1 (compile.cpp:886)
        V [jvm.dll+0x45c619] C2Compiler::compile_method+0x179 (c2compiler.cpp:145)
        V [jvm.dll+0x573013] CompileBroker::invoke_compiler_on_method+0x7b3 (compileBroker.cpp:2319)
        V [jvm.dll+0x57060b] CompileBroker::compiler_thread_loop+0x33b (compileBroker.cpp:1978)
        V [jvm.dll+0x8c1956] JavaThread::thread_main_inner+0x266 (javaThread.cpp:777)
        V [jvm.dll+0xfa80a4] Thread::call_run+0x1b4 (thread.cpp:237)
        V [jvm.dll+0xd6cbf1] thread_native_entry+0xe1 (os_windows.cpp:545)
        C [ucrtbase.dll+0x29333] (no source info available)
        C [KERNEL32.DLL+0x1257d] (no source info available)
        C [ntdll.dll+0x5aa48] (no source info available)

              chagedorn Christian Hagedorn
              dholmes David Holmes
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                Created:
                Updated:
                Resolved: