Race Condition leads to Deadlock in Zip Export ---------------------------------------------- Key: SHRINKWRAP-137 URL: https://jira.jboss.org/jira/browse/SHRINKWRAP-137 Project: ShrinkWrap Issue Type: Bug Components: impl-base Reporter: Andrew Lee Rubinger Assignee: Andrew Lee Rubinger Priority: Blocker Fix For: 1.0.0-alpha-6 Running the ZipExporterTestCase a few times usually lets me reproduce this. Thread dump: Full thread dump Java HotSpot(TM) 64-Bit Server VM (14.0-b16 mixed mode): "pool-1-thread-2" prio=10 tid=0x00007fbb68004800 nid=0x7e6a waiting on condition [0x00007fbba210c000] java.lang.Thread.State: TIMED_WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00007fbbd1082528> (a java.util.concurrent.SynchronousQueue$TransferStack) at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:198) at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:424) at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:323) at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:874) at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:945) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907) at java.lang.Thread.run(Thread.java:619) "pool-1-thread-1" prio=10 tid=0x00007fbbe81f0000 nid=0x7e69 waiting on condition [0x00007fbba220d000] java.lang.Thread.State: TIMED_WAITING (parking) at sun.misc.Unsafe.park(Native Method) - parking to wait for <0x00007fbbd1082528> (a java.util.concurrent.SynchronousQueue$TransferStack) at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:198) at java.util.concurrent.SynchronousQueue$TransferStack.awaitFulfill(SynchronousQueue.java:424) at java.util.concurrent.SynchronousQueue$TransferStack.transfer(SynchronousQueue.java:323) at java.util.concurrent.SynchronousQueue.poll(SynchronousQueue.java:874) at java.util.concurrent.ThreadPoolExecutor.getTask(ThreadPoolExecutor.java:945) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907) at java.lang.Thread.run(Thread.java:619) "Low Memory Detector" daemon prio=10 tid=0x00007fbbe8112800 nid=0x7e67 runnable [0x0000000000000000] java.lang.Thread.State: RUNNABLE "CompilerThread1" daemon prio=10 tid=0x00007fbbe8110000 nid=0x7e66 waiting on condition [0x0000000000000000] java.lang.Thread.State: RUNNABLE "CompilerThread0" daemon prio=10 tid=0x00007fbbe810d800 nid=0x7e65 waiting on condition [0x0000000000000000] java.lang.Thread.State: RUNNABLE "Signal Dispatcher" daemon prio=10 tid=0x00007fbbe810b800 nid=0x7e64 waiting on condition [0x0000000000000000] java.lang.Thread.State: RUNNABLE "Finalizer" daemon prio=10 tid=0x00007fbbe80ee800 nid=0x7e63 in Object.wait() [0x00007fbba2833000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x00007fbbd0ab11e0> (a java.lang.ref.ReferenceQueue$Lock) at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:118) - locked <0x00007fbbd0ab11e0> (a java.lang.ref.ReferenceQueue$Lock) at java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:134) at java.lang.ref.Finalizer$FinalizerThread.run(Finalizer.java:159) "Reference Handler" daemon prio=10 tid=0x00007fbbe80ec800 nid=0x7e62 in Object.wait() [0x00007fbba2934000] java.lang.Thread.State: WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x00007fbbd0ab1048> (a java.lang.ref.Reference$Lock) at java.lang.Object.wait(Object.java:485) at java.lang.ref.Reference$ReferenceHandler.run(Reference.java:116) - locked <0x00007fbbd0ab1048> (a java.lang.ref.Reference$Lock) "main" prio=10 tid=0x00007fbbe8007000 nid=0x7e5d in Object.wait() [0x00007fbbecdcf000] java.lang.Thread.State: TIMED_WAITING (on object monitor) at java.lang.Object.wait(Native Method) - waiting on <0x00007fbbd1352280> (a org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream) at java.io.PipedInputStream.read(PipedInputStream.java:310) - locked <0x00007fbbd1352280> (a org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream) at org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream.read(FutureCompletionInputStream.java:82) - locked <0x00007fbbd1352280> (a org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream) at java.io.PipedInputStream.read(PipedInputStream.java:361) - locked <0x00007fbbd1352280> (a org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream) at org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream.read(FutureCompletionInputStream.java:94) - locked <0x00007fbbd1352280> (a org.jboss.shrinkwrap.impl.base.exporter.FutureCompletionInputStream) at java.io.InputStream.read(InputStream.java:85) at org.jboss.shrinkwrap.impl.base.io.IOUtil.copy(IOUtil.java:141) at org.jboss.shrinkwrap.impl.base.io.IOUtil.copyWithClose(IOUtil.java:161) at org.jboss.shrinkwrap.impl.base.exporter.ZipExporterTestCase.testExportThrowsArchiveExceptionOnAssetWriteFailure(ZipExporterTestCase.java:294) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImp -- This message is automatically generated by JIRA. - 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