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  1. JDK
  2. JDK-8364324

Test crashes with assert(_adapter.pos() == this->start_pos()) failed: invariant

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    • Icon: Bug Bug
    • Resolution: Unresolved
    • Icon: P4 P4
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    • jfr

      Test crashed with
      jdk-25+32-3464

      Failure seems to be very intermittent.

      # Internal Error (c:\sb\prod\1752716256\workspace\open\src\hotspot\share\jfr/writers/jfrStorageHost.inline.hpp:79), pid=34532, tid=77872
      # assert(_adapter.pos() == this->start_pos()) failed: invariant
      #
      # JRE version: Java(TM) SE Runtime Environment (25.0+32) (fastdebug build 25-ea+32-LTS-3464)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 25-ea+32-LTS-3464, mixed mode, sharing, tiered, compressed class ptrs, z gc, windows-amd64)
      # Problematic frame:
      # V [jvm.dll+0x9335e0]
      ..
      Command Line: --enable-preview -Djava.awt.headless=true -XX:+UseZGC -XX:StartFlightRecording=dumponexit=true -XX:+EnableDynamicAgentLoading -Djdk.attach.allowAttachSelf=true -Djava.security.properties=c:\ade\mesos\work_dir\jib-master\install\jck\25\b18\extra\bundles\JCK-extra-25.zip\JCK-extra-25\extra.security.properties -XX:MaxRAMPercentage=4.16667 pkgs07003m0

      Host: Intel(R) Xeon(R) Platinum 8358 CPU @ 2.60GHz, 12 cores, 23G, Windows Server 2022 , 64 bit Build 20348 (10.0.20348.3451)
      Time: Sun Jul 20 20:25:57 2025 Coordinated Universal Time elapsed time: 2.544138 seconds (0d 0h 0m 2s)

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

      Current thread (0x000001831dc6d520): JfrSamplerThread "JFR Sampler Thread" [id=77872, stack(0x000000265fa00000,0x000000265fb00000) (1024K)]

      Stack: [0x000000265fa00000,0x000000265fb00000], sp=0x000000265faff730, free space=1021k
      Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [jvm.dll+0x9335e0] (no source info available)
      V [jvm.dll+0x932f41] (no source info available)
      V [jvm.dll+0x9a0b6c] (no source info available)
      V [jvm.dll+0x9a0a41] (no source info available)
      V [jvm.dll+0x995423] (no source info available)
      V [jvm.dll+0x102d042] (no source info available)
      V [jvm.dll+0xde3c71] (no source info available)
      C [ucrtbase.dll+0x26b4c] (no source info available)
      C [KERNEL32.DLL+0x14cb0] (no source info available)
      C [ntdll.dll+0x7edcb] (no source info available)

            mgronlun Markus Grönlund
            lmesnik Leonid Mesnik
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              Created:
              Updated: