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  1. JDK
  2. JDK-8229020

Failure on CPUs allowing loads reordering: assert(_tasks[t] == 1) failed: What else?

    Details

    • Subcomponent:
      gc
    • Resolved In Build:
      b09

      Description

      ---------------------------------------------------------
      STDOUT:
      CompileCommand: dontinline compiler/codecache/stress/Helper$TestCase.method
      For random generator using seed: 5925692144458820626
      To re-run test with same seed value please add "-Djdk.test.lib.random.seed=5925692144458820626" to command line.
      # To suppress the following error report, specify this argument
      # after -XX: or in .hotspotrc: SuppressErrorAt=/workgroup.cpp:436
      #
      # A fatal error has been detected by the Java Runtime Environment:
      #
      # Internal Error (/home/loongson/fujie/upgrade/jdk-mips-upgrade/src/hotspot/share/gc/shared/workgroup.cpp:436), pid=8637, tid=8662
      # assert(_tasks[t] == 1) failed: What else?
      #
      # JRE version: OpenJDK Runtime Environment (14.0) (fastdebug build 14-internal+0-adhoc.loongson.jdk-mips-upgrade)
      # Java VM: OpenJDK 64-Bit Server VM (fastdebug 14-internal+0-adhoc.loongson.jdk-mips-upgrade, mixed mode, sharing, compressed oops, g1 gc, linux-mips64el)
      # Problematic frame:
      # V [libjvm.so+0x15d8144] SubTasksDone::try_claim_task(unsigned int)+0xb4
      #
      ---------------------------------------------------------

      The failure was first observed on our Loongson CPUs which allow loads reordering with the following test
      ---------------------------------------------------------
      make test TEST="compiler/codecache/stress/UnexpectedDeoptimizationTest.java" CONF=fastdebug
      ---------------------------------------------------------

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            • Assignee:
              jiefu Jie Fu
              Reporter:
              jiefu Jie Fu
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              • Created:
                Updated:
                Resolved: