[Webkit-unassigned] [Bug 83881] New: [GTK] fast/dom/gc-11.html flaky crash

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=83881

           Summary: [GTK] fast/dom/gc-11.html flaky crash
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Gtk
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: pnormand at igalia.com


Happens on the Debug bot. Trace:


#0  0x00007f7653fd61ce in WTF::RefPtr<WebCore::Document>::get (this=0x560) at ../../Source/WTF/wtf/RefPtr.h:58
58            T* get() const { return m_ptr; }


#0  0x00007f7653fd61ce in WTF::RefPtr<WebCore::Document>::get (this=0x560) at ../../Source/WTF/wtf/RefPtr.h:58
#1  0x00007f7653fd5af2 in WebCore::Frame::document (this=0x0) at ../../Source/WebCore/page/Frame.h:291
#2  0x00007f7654848284 in WebCore::DocumentLoader::subresource (this=0x128f06c0, url=...) at ../../Source/WebCore/loader/DocumentLoader.cpp:547
#3  0x00007f7653fee89c in WebKit::FrameLoaderClient::dispatchDidFinishLoading (this=0x12b5cdf0, loader=0x128f06c0, identifier=11489) at ../../Source/WebKit/gtk/WebCoreSupport/FrameLoaderClientGtk.cpp:995
#4  0x00007f76548a41f6 in WebCore::ResourceLoadNotifier::dispatchDidFinishLoading (this=0x12aed750, loader=0x128f06c0, identifier=11489, finishTime=0) at ../../Source/WebCore/loader/ResourceLoadNotifier.cpp:142
#5  0x00007f76548a3d3f in WebCore::ResourceLoadNotifier::didFinishLoad (this=0x12aed750, loader=0x128b78e0, finishTime=0) at ../../Source/WebCore/loader/ResourceLoadNotifier.cpp:89
#6  0x00007f76548a2900 in WebCore::ResourceLoader::didFinishLoadingOnePart (this=0x128b78e0, finishTime=0) at ../../Source/WebCore/loader/ResourceLoader.cpp:327
#7  0x00007f76548a2823 in WebCore::ResourceLoader::didFinishLoading (this=0x128b78e0, finishTime=0) at ../../Source/WebCore/loader/ResourceLoader.cpp:313
#8  0x00007f7654896500 in WebCore::MainResourceLoader::didFinishLoading (this=0x128b78e0, finishTime=0) at ../../Source/WebCore/loader/MainResourceLoader.cpp:481
#9  0x00007f76548a304d in WebCore::ResourceLoader::didFinishLoading (this=0x128b78e0, finishTime=0) at ../../Source/WebCore/loader/ResourceLoader.cpp:452
#10 0x00007f7654a47350 in WebCore::readCallback (source=0x9047700, asyncResult=0x90b6ea0, data=0x1249c930) at ../../Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp:686
#11 0x00007f7651c75b6f in async_ready_callback_wrapper () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libgio-2.0.so.0
#12 0x00007f7651c8ca83 in g_simple_async_result_complete () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libgio-2.0.so.0
#13 0x00007f7651c8cc4f in complete_in_idle_cb_for_thread () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libgio-2.0.so.0
#14 0x00007f7651b183f3 in g_idle_dispatch () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#15 0x00007f7651b15c8a in g_main_dispatch () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#16 0x00007f7651b16950 in g_main_context_dispatch () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#17 0x00007f7651b16b3a in g_main_context_iterate () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#18 0x00007f7651b16f70 in g_main_loop_run () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libglib-2.0.so.0
#19 0x00007f76529ede99 in gtk_main () from /home/slave/webkitgtk/gtk-linux-64-debug/build/WebKitBuild/Dependencies/Root/lib64/libgtk-3.so.0
#20 0x000000000045b77c in runTest (testPathOrURL=...) at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:705
#21 0x000000000045adf4 in runTestingServerLoop () at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:492
#22 0x000000000045de10 in main (argc=2, argv=0x7fffd385aef8) at ../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:1387

Maybe a missing m_frame NULL check in DocumentLoader::subresource()?

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