Parallel GC Thread crash

Sundara Mohan M m.sundar85 at gmail.com
Tue Feb 4 20:21:26 UTC 2020


Thanks for the tip!

On Tue, Feb 4, 2020 at 5:47 AM Stefan Karlsson <stefan.karlsson at oracle.com>
wrote:

> Hi Sundar,
>
> The GC crashes when it encounters something bad on the stack:
>  > V  [libjvm.so+0xc6bf0b]  OopMapSet::oops_do(frame const*, RegisterMap
>  > const*, OopClosure*)+0x2eb
>  > V  [libjvm.so+0x765489]  frame::oops_do_internal(OopClosure*,
>
> This is probably not a GC bug. It's more likely that this is caused by
> the JIT compiler. I see in your hotspot-runtime-dev thread, that you
> also get crashes in other compiler related areas.
>
> If you want to rule out the GC, you can run with -XX:+VerifyBeforeGC and
> -XX:+VerifyAfterGC, and see if this asserts before the GC has started
> running.
>
> StefanK
>
> On 2020-02-04 04:38, Sundara Mohan M wrote:
> > Hi,
> >     I am seeing following crashes frequently on our servers
> > #
> > # A fatal error has been detected by the Java Runtime Environment:
> > #
> > #  SIGSEGV (0xb) at pc=0x00007fca3281d311, pid=103575, tid=108299
> > #
> > # JRE version: OpenJDK Runtime Environment (13.0.1+9) (build 13.0.1+9)
> > # Java VM: OpenJDK 64-Bit Server VM (13.0.1+9, mixed mode, tiered,
> parallel
> > gc, linux-amd64)
> > # Problematic frame:
> > # V  [libjvm.so+0xcd3311]  PCMarkAndPushClosure::do_oop(oopDesc**)+0x51
> > #
> > # No core dump will be written. Core dumps have been disabled. To enable
> > core dumping, try "ulimit -c unlimited" before starting Java again
> > #
> > # If you would like to submit a bug report, please visit:
> > #   https://github.com/AdoptOpenJDK/openjdk-build/issues
> > #
> >
> >
> > ---------------  T H R E A D  ---------------
> >
> > Current thread (0x00007fca2c051000):  GCTaskThread "ParGC Thread#8"
> [stack:
> > 0x00007fca30277000,0x00007fca30377000] [id=108299]
> >
> > Stack: [0x00007fca30277000,0x00007fca30377000],  sp=0x00007fca30374890,
> >   free space=1014k
> > Native frames: (J=compiled Java code, A=aot compiled Java code,
> > j=interpreted, Vv=VM code, C=native code)
> > V  [libjvm.so+0xcd3311]  PCMarkAndPushClosure::do_oop(oopDesc**)+0x51
> > V  [libjvm.so+0xc6bf0b]  OopMapSet::oops_do(frame const*, RegisterMap
> > const*, OopClosure*)+0x2eb
> > V  [libjvm.so+0x765489]  frame::oops_do_internal(OopClosure*,
> > CodeBlobClosure*, RegisterMap*, bool)+0x99
> > V  [libjvm.so+0xf68b17]  JavaThread::oops_do(OopClosure*,
> > CodeBlobClosure*)+0x187
> > V  [libjvm.so+0xcce2f0]  ThreadRootsMarkingTask::do_it(GCTaskManager*,
> > unsigned int)+0xb0
> > V  [libjvm.so+0x7f422b]  GCTaskThread::run()+0x1eb
> > V  [libjvm.so+0xf707fd]  Thread::call_run()+0x10d
> > V  [libjvm.so+0xc875b7]  thread_native_entry(Thread*)+0xe7
> >
> > JavaThread 0x00007fb85c004800 (nid = 111387) was being processed
> > Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
> > v  ~RuntimeStub::_new_array_Java
> > J 225122 c2
> > ch.qos.logback.classic.spi.ThrowableProxy.<init>(Ljava/lang/Throwable;)V
> > (207 bytes) @ 0x00007fca21f1a5d8 [0x00007fca21f17f20+0x00000000000026b8]
> > J 62342 c2 webservice.exception.ExceptionLoggingWrapper.execute()V (1004
> > bytes) @ 0x00007fca20f0aec8 [0x00007fca20f07f40+0x0000000000002f88]
> > J 225129 c2
> >
> webservice.exception.mapper.AbstractExceptionMapper.toResponse(Lbeans/exceptions/mapper/V3ErrorCode;Ljava/lang/Exception;)Ljavax/ws/rs/core/Response;
> > (105 bytes) @ 0x00007fca1da512ac [0x00007fca1da51100+0x00000000000001ac]
> > J 131643 c2
> >
> webservice.exception.mapper.RequestBlockedExceptionMapper.toResponse(Ljava/lang/Exception;)Ljavax/ws/rs/core/Response;
> > (9 bytes) @ 0x00007fca20ce6190 [0x00007fca20ce60c0+0x00000000000000d0]
> > J 55114 c2
> >
> webservice.filters.ResponseSerializationWorker.processException()Ljava/io/InputStream;
> > (332 bytes) @ 0x00007fca2051fe64 [0x00007fca2051f820+0x0000000000000644]
> > J 57859 c2 webservice.filters.ResponseSerializationWorker.execute()Z (272
> > bytes) @ 0x00007fca1ef2ed18 [0x00007fca1ef2e140+0x0000000000000bd8]
> > J 16114% c2
> >
> com.lafaspot.common.concurrent.internal.WorkerManagerOneThread.call()Lcom/lafaspot/common/concurrent/internal/WorkerManagerState;
> > (486 bytes) @ 0x00007fca1ced465c [0x00007fca1ced4200+0x000000000000045c]
> > j
> >
>  com.lafaspot.common.concurrent.internal.WorkerManagerOneThread.call()Ljava/lang/Object;+1
> > J 11639 c2 java.util.concurrent.FutureTask.run()V java.base at 13.0.1 (123
> > bytes) @ 0x00007fca1cd00858 [0x00007fca1cd007c0+0x0000000000000098]
> > J 7560 c1
> >
> java.util.concurrent.ThreadPoolExecutor.runWorker(Ljava/util/concurrent/ThreadPoolExecutor$Worker;)V
> > java.base at 13.0.1 (187 bytes) @ 0x00007fca15b23f54
> > [0x00007fca15b23160+0x0000000000000df4]
> > J 5143 c1 java.util.concurrent.ThreadPoolExecutor$Worker.run()V
> > java.base at 13.0.1 (9 bytes) @ 0x00007fca15b39abc
> > [0x00007fca15b39a40+0x000000000000007c]
> > J 4488 c1 java.lang.Thread.run()V java.base at 13.0.1 (17 bytes) @
> > 0x00007fca159fc174 [0x00007fca159fc040+0x0000000000000134]
> > v  ~StubRoutines::call_stub
> >
> > siginfo: si_signo: 11 (SIGSEGV), si_code: 128 (SI_KERNEL), si_addr:
> > 0x0000000000000000
> >
> > Register to memory mapping:
> > ...
> >
> > Can someone shed more info on when this can happen? I am seeing this on
> > multiple servers with Java 13.0.1+9 on RHEL6 servers.
> >
> > There was another thread in hotspot runtime where David Holmes pointed
> this
> >> siginfo: si_signo: 11 (SIGSEGV), si_code: 128 (SI_KERNEL), si_addr:
> > 0x0000000000000000
> >
> >> This seems it may be related to:
> >> https://bugs.openjdk.java.net/browse/JDK-8004124
> >
> > Just wondering if this is same or something to do with GC specific.
> >
> >
> >
> > TIA
> > Sundar
> >
>


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