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  1. JDK
  2. JDK-8283745

C2: JVM crashed with -XX:-UnrollLimitCheck

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    • generic

      A DESCRIPTION OF THE PROBLEM :
      Run arbitrary program with -Xcomp -XX:-UnrollLimitCheck and JVM crashed on both Ubuntu18.04 and Windows 11.

      Reproduce: java -Xcomp -XX:+UnlockDiagnosticVMOptions -XX:-UnrollLimitCheck -version

      #
      # A fatal error has been detected by the Java Runtime Environment:
      #
      # EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x0000000059000394, pid=94140, tid=0x000000000001ad24
      #
      # JRE version: Java(TM) SE Runtime Environment (8.0_321-b07) (build 1.8.0_321-b07)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.321-b07 compiled mode windows-amd64 compressed oops)
      # Problematic frame:
      # V [jvm.dll+0x490394]
      #
      # Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
      #


      Stack: [0x000000ffbee00000,0x000000ffbef00000], sp=0x000000ffbeefa720, free space=1001k
      Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [jvm.dll+0x490394]
      V [jvm.dll+0x490178]
      V [jvm.dll+0x48f606]
      V [jvm.dll+0x4438de]
      V [jvm.dll+0x440ffb]
      V [jvm.dll+0x42becb]
      V [jvm.dll+0xac68b]
      V [jvm.dll+0xaaceb]
      V [jvm.dll+0x23e6f2]
      V [jvm.dll+0x292edc]
      C [ucrtbase.dll+0x26c0c]
      C [KERNEL32.DLL+0x154e0]
      C [ntdll.dll+0x485b]

      Current CompileTask:
      C2: 201 31 b 4 java.lang.String::equals (81 bytes)




            dskantz Daniel Skantz
            webbuggrp Webbug Group
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              Created:
              Updated:
              Resolved: