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  1. JDK
  2. JDK-8366580

SIGSEGV in G1ParScanThreadState::steal_and_trim_queue during G1 garbage collecti

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    • None
    • 24.0.2
    • hotspot
    • gc
    • generic
    • generic

      ADDITIONAL SYSTEM INFORMATION :
      Alpine Linux v3.20, Intel(R) Xeon(R) Platinum 8375C CPU @ 2.90GHz, 64 cores, 490G RAM. Running in containerized environment (Humio application). JVM configured with G1GC, 376GB heap, compressed class pointers, NUMA enabled.


      A DESCRIPTION OF THE PROBLEM :
      JVM crashes with SIGSEGV during G1 garbage collection in G1ParScanThreadState::steal_and_trim_queue method. This appears to be the same issue as reported in JDK-8351900 but occurring on Java 24 (Zulu build 24.0.1+9) instead of Java 21. The crash occurs in a GC worker thread during evacuation phase.

      Key similarities to JDK-8351900:

      Same problematic frame: G1ParScanThreadState::steal_and_trim_queue
      Same signal: SIGSEGV with SEGV_MAPERR
      Same GC phase: G1 evacuation
      Similar stack trace pattern


      STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
      Cannot reproduce reliably. Crash occurred during normal operation of Humio application after 17+ hours of runtime during G1 garbage collection.

      EXPECTED VERSUS ACTUAL BEHAVIOR :
      EXPECTED -
      G1 garbage collection should complete successfully without JVM crash.

      ACTUAL -
      JVM crashes with SIGSEGV (signal 11) at address 0x00000000000e69f9 in G1ParScanThreadState::steal_and_trim_queue method. Signal code SEGV_MAPERR indicates attempt to access unmapped memory.



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      No reproducible test case available. Issue occurs during production workload.


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            webbuggrp Webbug Group
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              Created:
              Updated:
              Resolved: