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  1. JDK
  2. JDK-8251261

CDS dumping should not clear states in live classes

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    Details

    • Subcomponent:
    • Resolved In Build:
      b18
    • CPU:
      x86_64
    • OS:
      os_x

      Description

      The following test fails in the JDK16 CI:

      runtime/cds/appcds/javaldr/GCDuringDump.java

      Here's a snippet from the log file:

      [1.342s][warning][cds] Skipping java/util/stream/Collectors$$Lambda$8+0x00000008c005d820: Hidden class
      [1.342s][warning][cds] Skipping jdk/internal/module/DefaultRoots$$Lambda$9+0x00000008c005fa00: Hidden class
      [1.343s][info ][cds] Number of classes 1303
      [1.343s][info ][cds] instance classes = 1189
      [1.343s][info ][cds] obj array classes = 106
      [1.343s][info ][cds] type array classes = 8
      [1.343s][info ][cds] Updating ConstMethods ...
      [1.356s][info ][cds] done.
      [1.356s][info ][cds] Removing unshareable information ...
      #
      # A fatal error has been detected by the Java Runtime Environment:
      #
      # SIGSEGV (0xb) at pc=0x0000000100e25620, pid=27421, tid=20483
      #
      # JRE version: Java(TM) SE Runtime Environment (16.0+10) (fastdebug build 16-ea+10-370)
      # Java VM: Java HotSpot(TM) 64-Bit Server VM (fastdebug 16-ea+10-370, interpreted mode, tiered, z gc, bsd-amd64)
      # Problematic frame:
      # V [libjvm.dylib+0x4d2620] ClassLoaderData::oops_do(OopClosure*, int, bool)+0x20
      #
      # Core dump will be written. Default location: core.27421
      #
      # An error report file with more information is saved as:
      # /scratch/mesos/slaves/52628e90-e5e7-4ef3-af97-10d8776d10db-S2020/frameworks/1735e8a2-a1db-478c-8104-60c8b0af87dd-0196/executors/c5d2e18c-957b-4655-a90a-aed7f0152c1e/runs/c9e85a32-daad-48a3-a282-d4c906a0627c/testoutput/test-support/jtreg_open_test_hotspot_jtreg_hotspot_runtime/scratch/0/hs_err_pid27421.log
      [1.374s][info ][cds] done.
      [1.374s][info ][cds] Scanning all metaspace objects ...
      [1.374s][info ][cds] Allocating RW objects ...
      #
      # If you would like to submit a bug report, please visit:
      # https://bugreport.java.com/bugreport/crash.jsp
      #
      ];
       stderr: []
       exitValue = 134

      Here's the crashing thread's stack:


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

      Current thread (0x00007fb85dc33d60): GCTaskThread "ZWorker#0" [stack: 0x000070000fa88000,0x000070000fb88000] [id=20483]

      Stack: [0x000070000fa88000,0x000070000fb88000], sp=0x000070000fb81bc0, free space=998k
      Native frames: (J=compiled Java code, A=aot compiled Java code, j=interpreted, Vv=VM code, C=native code)
      V [libjvm.dylib+0x4d2620] ClassLoaderData::oops_do(OopClosure*, int, bool)+0x20
      V [libjvm.dylib+0x112fb0b] void OopOopIterateDispatch<ZMarkBarrierOopClosure<false> >::Table::oop_oop_iterate<InstanceKlass, oop>(ZMarkBarrierOopClosure<false>*, oop, Klass*)+0x4b
      V [libjvm.dylib+0x1129b90] void oopDesc::oop_iterate<ZMarkBarrierOopClosure<false> >(ZMarkBarrierOopClosure<false>*)+0xe0
      V [libjvm.dylib+0x112a1de] ZMark::mark_and_follow(ZMarkCache*, ZMarkStackEntry)+0x1ee
      V [libjvm.dylib+0x112ab9b] bool ZMark::drain_and_flush<ZMarkNoTimeout>(ZMarkStripe*, ZMarkThreadLocalStacks*, ZMarkCache*, ZMarkNoTimeout*)+0x5b
      V [libjvm.dylib+0x112aa74] ZMark::work_without_timeout(ZMarkCache*, ZMarkStripe*, ZMarkThreadLocalStacks*)+0xa4
      V [libjvm.dylib+0x112af02] ZMark::work(unsigned long long)+0xe2
      V [libjvm.dylib+0x1154bba] ZTask::GangTask::work(unsigned int)+0x1a
      V [libjvm.dylib+0x110632d] GangWorker::run_task(WorkData)+0x5d
      V [libjvm.dylib+0x11063ec] GangWorker::loop()+0x2c
      V [libjvm.dylib+0x1005297] Thread::call_run()+0x1b7
      V [libjvm.dylib+0xdca75f] thread_native_entry(Thread*)+0x15f
      C [libsystem_pthread.dylib+0x3661] _pthread_body+0x154
      C [libsystem_pthread.dylib+0x350d] _pthread_body+0x0
      C [libsystem_pthread.dylib+0x2bf9] thread_start+0xd


      siginfo: si_signo: 11 (SIGSEGV), si_code: 1 (SEGV_MAPERR), si_addr: 0x0000000000000030

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              Assignee:
              iklam Ioi Lam
              Reporter:
              dcubed Daniel Daugherty
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                Dates

                Created:
                Updated:
                Resolved: