[Webkit-unassigned] [Bug 118567] New: [ATK] Leak: AtkRelationSet is not freed

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Thu Jul 11 08:26:36 PDT 2013 

https://bugs.webkit.org/show_bug.cgi?id=118567

           Summary: [ATK] Leak: AtkRelationSet is not freed
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: Accessibility
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: brian.holt at samsung.com


In Tools/DumpRenderTree/atk/AccessibilityUIElementAtk.cpp

Leaks found using the "--leak" option in the Gtk port:

Command: /home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/Programs/DumpRenderTree -
Leak_DefinitelyLost
656 (32 direct, 624 indirect) bytes in 1 blocks are definitely lost in loss record 18,411 of 19,333
    malloc (/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
    g_malloc (/WebKitBuild/Dependencies/Source/glib-2.36.0/glib/gmem.c:159)
    g_datalist_id_set_data_full (/WebKitBuild/Dependencies/Source/glib-2.36.0/glib/gdataset.c:468)
    g_object_weak_ref (/WebKitBuild/Dependencies/Source/glib-2.36.0/gobject/gobject.c:2519)
    atk_relation_set_property (/WebKitBuild/Dependencies/Source/atk-2.8.0/atk/atkrelation.c:468)
    g_object_newv (/WebKitBuild/Dependencies/Source/glib-2.36.0/gobject/gobject.c:1358)
    g_object_new_valist (/WebKitBuild/Dependencies/Source/glib-2.36.0/gobject/gobject.c:1836)
    g_object_new (/WebKitBuild/Dependencies/Source/glib-2.36.0/gobject/gobject.c:1551)
    atk_relation_new (/WebKitBuild/Dependencies/Source/atk-2.8.0/atk/atkrelation.c:254)
    atk_relation_set_add_relation_by_type (/WebKitBuild/Dependencies/Source/atk-2.8.0/atk/atkrelationset.c:336)
    setAtkRelationSetFromCoreObject(WebCore::AccessibilityObject*, _AtkRelationSet*) (/WebKitBuild/Debug/../../Source/WebCore/accessibility/atk/WebKitAccessibleWrapperAtk.cpp:207)
    webkitAccessibleRefRelationSet(_AtkObject*) (/WebKitBuild/Debug/../../Source/WebCore/accessibility/atk/WebKitAccessibleWrapperAtk.cpp:786)
    AccessibilityUIElement::titleUIElement() (/WebKitBuild/Debug/../../Tools/DumpRenderTree/atk/AccessibilityUIElementAtk.cpp:338)
    titleUIElementCallback(OpaqueJSContext const*, OpaqueJSValue*, OpaqueJSValue*, unsigned long, OpaqueJSValue const* const*, OpaqueJSValue const**) (/WebKitBuild/Debug/../../Tools/DumpRenderTree/AccessibilityUIElement.cpp:499)
    JSC::JSCallbackFunction::call(JSC::ExecState*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/API/JSCallbackFunction.cpp:82)
    JSC::LLInt::handleHostCall(JSC::ExecState*, JSC::Instruction*, JSC::JSValue, JSC::CodeSpecializationKind) (/WebKitBuild/Debug/../../Source/JavaScriptCore/llint/LLIntSlowPaths.cpp:1334)
    JSC::LLInt::setUpCall(JSC::ExecState*, JSC::Instruction*, JSC::CodeSpecializationKind, JSC::JSValue, JSC::LLIntCallLinkInfo*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/llint/LLIntSlowPaths.cpp:1378)
    JSC::LLInt::genericCall(JSC::ExecState*, JSC::Instruction*, JSC::CodeSpecializationKind) (/WebKitBuild/Debug/../../Source/JavaScriptCore/llint/LLIntSlowPaths.cpp:1434)
    llint_slow_path_call (/WebKitBuild/Debug/../../Source/JavaScriptCore/llint/LLIntSlowPaths.cpp:1440)
    0x59926D9 (/home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/.libs/libjavascriptcoregtk-3.0.so.0.14.2)
    JSC::JITCode::execute(JSC::JSStack*, JSC::ExecState*, JSC::VM*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/jit/JITCode.h:135)
    JSC::Interpreter::execute(JSC::EvalExecutable*, JSC::ExecState*, JSC::JSValue, JSC::JSScope*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/interpreter/Interpreter.cpp:1286)
    JSC::eval(JSC::ExecState*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/interpreter/Interpreter.cpp:160)
    llint_slow_path_call_eval (/WebKitBuild/Debug/../../Source/JavaScriptCore/llint/LLIntSlowPaths.cpp:1489)
    0x59927D4 (/home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/.libs/libjavascriptcoregtk-3.0.so.0.14.2)
    JSC::JITCode::execute(JSC::JSStack*, JSC::ExecState*, JSC::VM*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/jit/JITCode.h:135)
    JSC::Interpreter::execute(JSC::ProgramExecutable*, JSC::ExecState*, JSC::JSObject*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/interpreter/Interpreter.cpp:937)
    JSC::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) (/WebKitBuild/Debug/../../Source/JavaScriptCore/runtime/Completion.cpp:83)
    WebCore::JSMainThreadExecState::evaluate(JSC::ExecState*, JSC::SourceCode const&, JSC::JSValue, JSC::JSValue*) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/JSMainThreadExecState.h:77)
    WebCore::ScriptController::evaluateInWorld(WebCore::ScriptSourceCode const&, WebCore::DOMWrapperWorld*) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/ScriptController.cpp:142)
    WebCore::ScriptController::evaluate(WebCore::ScriptSourceCode const&) (/WebKitBuild/Debug/../../Source/WebCore/bindings/js/ScriptController.cpp:158)
    WebCore::ScriptElement::executeScript(WebCore::ScriptSourceCode const&) (/WebKitBuild/Debug/../../Source/WebCore/dom/ScriptElement.cpp:316)
    WebCore::ScriptElement::prepareScript(WTF::TextPosition const&, WebCore::ScriptElement::LegacyTypeSupport) (/WebKitBuild/Debug/../../Source/WebCore/dom/ScriptElement.cpp:245)
    WebCore::HTMLScriptRunner::runScript(WebCore::Element*, WTF::TextPosition const&) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLScriptRunner.cpp:312)
    WebCore::HTMLScriptRunner::execute(WTF::PassRefPtr<WebCore::Element>, WTF::TextPosition const&) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLScriptRunner.cpp:181)
    WebCore::HTMLDocumentParser::runScriptsForPausedTreeBuilder() (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:271)
    WebCore::HTMLDocumentParser::canTakeNextToken(WebCore::HTMLDocumentParser::SynchronousMode, WebCore::PumpSession&) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:290)
    WebCore::HTMLDocumentParser::pumpTokenizer(WebCore::HTMLDocumentParser::SynchronousMode) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:535)
    WebCore::HTMLDocumentParser::pumpTokenizerIfPossible(WebCore::HTMLDocumentParser::SynchronousMode) (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:235)
    WebCore::HTMLDocumentParser::resumeParsingAfterScriptExecution() (/WebKitBuild/Debug/../../Source/WebCore/html/parser/HTMLDocumentParser.cpp:896)
Suppression (error hash=#0C61A705EC1048A6#):
  For more info on using suppressions see http://dev.chromium.org/developers/tree-sheriffs/sheriff-details-chromium/memory-sheriff#TOC-Suppressing-memory-reports
{
   <insert_a_suppression_name_here>
   Memcheck:Leak
   fun:malloc
   fun:g_malloc
   fun:g_datalist_id_set_data_full
   fun:g_object_weak_ref
   fun:atk_relation_set_property
   fun:g_object_newv
   fun:g_object_new_valist
   fun:g_object_new
   fun:atk_relation_new
   fun:atk_relation_set_add_relation_by_type
   fun:_ZL31setAtkRelationSetFromCoreObjectPN7WebCore19AccessibilityObjectEP15_AtkRelationSet
   fun:_ZL30webkitAccessibleRefRelationSetP10_AtkObject
   fun:_ZN22AccessibilityUIElement14titleUIElementEv
   fun:_ZL22titleUIElementCallbackPK15OpaqueJSContextP13OpaqueJSValueS3_mPKPKS2_PS5_
   fun:_ZN3JSC18JSCallbackFunction4callEPNS_9ExecStateE
   fun:_ZN3JSC5LLIntL14handleHostCallEPNS_9ExecStateEPNS_11InstructionENS_7JSValueENS_22CodeSpecializationKindE
   fun:_ZN3JSC5LLInt9setUpCallEPNS_9ExecStateEPNS_11InstructionENS_22CodeSpecializationKindENS_7JSValueEPNS_17LLIntCallLinkInfoE
   fun:_ZN3JSC5LLInt11genericCallEPNS_9ExecStateEPNS_11InstructionENS_22CodeSpecializationKindE
   fun:llint_slow_path_call
   obj:/home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/.libs/libjavascriptcoregtk-3.0.so.0.14.2
   fun:_ZN3JSC7JITCode7executeEPNS_7JSStackEPNS_9ExecStateEPNS_2VME
   fun:_ZN3JSC11Interpreter7executeEPNS_14EvalExecutableEPNS_9ExecStateENS_7JSValueEPNS_7JSScopeE
}

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