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Bug 475284

Summary: Data race on org.eclipse.jdt.internal.core.search.processing.JobManager.executing
Product: [Eclipse Project] JDT Reporter: Yilong Li <yilong.li>
Component: CoreAssignee: Manoj N Palat <manoj.palat>
Status: CLOSED WONTFIX QA Contact:
Severity: normal    
Priority: P3 CC: manoj.palat
Version: 4.6   
Target Milestone: ---   
Hardware: PC   
OS: Linux   
Whiteboard: stalebug

Description Yilong Li CLA 2015-08-18 14:23:03 EDT
Here is the race report given by a dynamic race detector:
Data race on field org.eclipse.jdt.internal.core.search.processing.JobManager.executing: {{{
    Concurrent read in thread T1 (locks held: {Monitor@64250d19})
 ---->  at org.eclipse.jdt.internal.core.search.processing.JobManager.discardJobs(JobManager.java:87)
        at org.eclipse.jdt.internal.core.ClasspathChange.requestIndexing(ClasspathChange.java:519)
        at org.eclipse.jdt.internal.core.DeltaProcessor.resourceChanged(DeltaProcessor.java:2039)
        at org.eclipse.jdt.internal.core.DeltaProcessingState.resourceChanged(DeltaProcessingState.java:477)
        at org.eclipse.core.internal.events.NotificationManager$1.run(NotificationManager.java:299)
        at org.eclipse.core.runtime.SafeRunner.run(SafeRunner.java:42)
        at org.eclipse.core.internal.events.NotificationManager.notify(NotificationManager.java:289)
        at org.eclipse.core.internal.events.NotificationManager.broadcastChanges(NotificationManager.java:152)
        at org.eclipse.core.internal.resources.Workspace.broadcastPostChange(Workspace.java:374)
        at org.eclipse.core.internal.resources.Workspace.endOperation(Workspace.java:1471)
        at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2251)
        at org.eclipse.jdt.internal.core.JavaModelOperation.runOperation(JavaModelOperation.java:794)
        at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3097)
        at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3059)
        at org.eclipse.jdt.internal.core.JavaProject.setRawClasspath(JavaProject.java:3112)
        at org.eclipse.jdt.testplugin.JavaProjectHelper.createJavaProject(JavaProjectHelper.java:166)
        at org.eclipse.jdt.ui.tests.core.Java17ProjectTestSetup.createAndInitializeProject(Java17ProjectTestSetup.java:52)
        at org.eclipse.jdt.ui.tests.core.ProjectTestSetup.setUp(ProjectTestSetup.java:69)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:22)
        at junit.framework.TestResult.runProtected(TestResult.java:142)
        at junit.extensions.TestSetup.run(TestSetup.java:27)
        at junit.framework.TestSuite.runTest(TestSuite.java:252)
        at junit.framework.TestSuite.run(TestSuite.java:247)
        at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:692)
        at org.eclipse.test.EclipseTestRunner.run(EclipseTestRunner.java:319)
        at org.eclipse.test.UITestApplication$2.run(UITestApplication.java:197)
        at org.eclipse.swt.widgets.RunnableLock.run(RunnableLock.java:35)
        at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:135)
        - locked Monitor@64250d19 at org.eclipse.swt.widgets.Synchronizer.runAsyncMessages(Synchronizer.java:131) 
        at org.eclipse.swt.widgets.Display.runAsyncMessages(Display.java:3794)
        at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3433)
        at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine$4.run(PartRenderingEngine.java:1127)
        at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
        at org.eclipse.e4.ui.internal.workbench.swt.PartRenderingEngine.run(PartRenderingEngine.java:1018)
        at org.eclipse.e4.ui.internal.workbench.E4Workbench.createAndRunUI(E4Workbench.java:157)
        at org.eclipse.ui.internal.Workbench$5.run(Workbench.java:654)
        at org.eclipse.core.databinding.observable.Realm.runWithDefault(Realm.java:336)
        at org.eclipse.ui.internal.Workbench.createAndRunWorkbench(Workbench.java:598)
        at org.eclipse.ui.PlatformUI.createAndRunWorkbench(PlatformUI.java:150)
        at org.eclipse.ui.internal.ide.application.IDEApplication.start(IDEApplication.java:139)
        at org.eclipse.test.UITestApplication.runApplication(UITestApplication.java:140)
        at org.eclipse.test.UITestApplication.run(UITestApplication.java:62)
        at org.eclipse.test.UITestApplication.start(UITestApplication.java:212)
        at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:196)
        at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:134)
        at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
        at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:388)
        at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:243)
        at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:669)
        at org.eclipse.equinox.launcher.Main.basicRun(Main.java:608)
        at org.eclipse.equinox.launcher.Main.run(Main.java:1515)
        at org.eclipse.equinox.launcher.Main.main(Main.java:1488)
        at org.eclipse.core.launcher.Main.main(Main.java:34)
    T1 is the main thread

    Concurrent write in thread T28 (locks held: {})
 ---->  at org.eclipse.jdt.internal.core.search.processing.JobManager.run(JobManager.java:408)
    T28 is created by T1
        at org.eclipse.jdt.internal.core.search.processing.JobManager.reset(JobManager.java:331)
}}}
Comment 1 Eclipse Genie CLA 2019-01-09 18:46:36 EST
This bug hasn't had any activity in quite some time. Maybe the problem got resolved, was a duplicate of something else, or became less pressing for some reason - or maybe it's still relevant but just hasn't been looked at yet.

If you have further information on the current state of the bug, please add it. The information can be, for example, that the problem still occurs, that you still want the feature, that more information is needed, or that the bug is (for whatever reason) no longer relevant.

--
The automated Eclipse Genie.