[Webkit-unassigned] [Bug 118497] New: Leak: PNGImageDecoder::decode

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=118497

           Summary: Leak: PNGImageDecoder::decode
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Unspecified
        OS/Version: Unspecified
            Status: UNCONFIRMED
          Severity: Normal
          Priority: P2
         Component: Images
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: brian.holt at samsung.com


Leak in Source/WebCore/platform/image-decoders/png/PNGImageDecoder.cpp:122

Command: /home/likewise-open/SERILOCAL/brian.holt/Code/gnome3/WebKit/WebKitBuild/Debug/Programs/DumpRenderTree -
Leak_StillReachable
16,119 bytes in 7 blocks are still reachable in loss record 1,118 of 1,176
    malloc (/usr/lib/valgrind/vgpreload_memcheck-amd64-linux.so)
    png_malloc (/lib/x86_64-linux-gnu/libpng12.so.0.49.0)
    png_create_read_struct_2 (/lib/x86_64-linux-gnu/libpng12.so.0.49.0)
    png_create_read_struct (/lib/x86_64-linux-gnu/libpng12.so.0.49.0)
    WebCore::PNGImageReader::PNGImageReader(WebCore::PNGImageDecoder*) (/WebKitBuild/Debug/../../Source/WebCore/platform/image-decoders/png/PNGImageDecoder.cpp:122)
    WebCore::PNGImageDecoder::decode(bool) (/WebKitBuild/Debug/../../Source/WebCore/platform/image-decoders/png/PNGImageDecoder.cpp:573)
    WebCore::PNGImageDecoder::isSizeAvailable() (/WebKitBuild/Debug/../../Source/WebCore/platform/image-decoders/png/PNGImageDecoder.cpp:237)
    WebCore::ImageSource::isSizeAvailable() (/WebKitBuild/Debug/../../Source/WebCore/platform/graphics/ImageSource.cpp:99)
    WebCore::BitmapImage::isSizeAvailable() (/WebKitBuild/Debug/../../Source/WebCore/platform/graphics/BitmapImage.cpp:283)
    WebCore::BitmapImage::dataChanged(bool) (/WebKitBuild/Debug/../../Source/WebCore/platform/graphics/BitmapImage.cpp:257)
    WebCore::Image::setData(WTF::PassRefPtr<WebCore::SharedBuffer>, bool) (/WebKitBuild/Debug/../../Source/WebCore/platform/graphics/Image.cpp:79)
    WebCore::loadImageFromFile(WTF::CString) (/WebKitBuild/Debug/../../Source/WebCore/platform/graphics/gtk/ImageGtk.cpp:85)
    WebCore::Image::loadPlatformResource(char const*) (/WebKitBuild/Debug/../../Source/WebCore/platform/graphics/gtk/ImageGtk.cpp:101)
    WebCore::CachedImage::brokenImage(float) const (/WebKitBuild/Debug/../../Source/WebCore/loader/cache/CachedImage.cpp:149)
    WebCore::CachedImage::imageForRenderer(WebCore::RenderObject const*) (/WebKitBuild/Debug/../../Source/WebCore/loader/cache/CachedImage.cpp:183)
    WebCore::RenderImage::setImageSizeForAltText(WebCore::CachedImage*) (/WebKitBuild/Debug/../../Source/WebCore/rendering/RenderImage.cpp:118)
    WebCore::RenderImage::imageChanged(void*, WebCore::IntRect const*) (/WebKitBuild/Debug/../../Source/WebCore/rendering/RenderImage.cpp:193)
    WebCore::RenderObject::imageChanged(WebCore::CachedImage*, WebCore::IntRect const*) (/WebKitBuild/Debug/../../Source/WebCore/rendering/RenderObject.cpp:3041)
    WebCore::CachedImage::notifyObservers(WebCore::IntRect const*) (/WebKitBuild/Debug/../../Source/WebCore/loader/cache/CachedImage.cpp:290)
    WebCore::CachedImage::error(WebCore::CachedResource::Status) (/WebKitBuild/Debug/../../Source/WebCore/loader/cache/CachedImage.cpp:436)
    WebCore::SubresourceLoader::didFail(WebCore::ResourceError const&) (/WebKitBuild/Debug/../../Source/WebCore/loader/SubresourceLoader.cpp:311)
    WebCore::ResourceLoader::didFail(WebCore::ResourceHandle*, WebCore::ResourceError const&) (/WebKitBuild/Debug/../../Source/WebCore/loader/ResourceLoader.cpp:495)
    WebCore::sendRequestCallback(_GObject*, _GAsyncResult*, void*) (/WebKitBuild/Debug/../../Source/WebCore/platform/network/soup/ResourceHandleSoup.cpp:675)
    g_task_return_now (/WebKitBuild/Dependencies/Source/glib-2.36.0/gio/gtask.c:1105)
    complete_in_idle_cb (/WebKitBuild/Dependencies/Source/glib-2.36.0/gio/gtask.c:1114)
    g_main_context_dispatch (/WebKitBuild/Dependencies/Source/glib-2.36.0/glib/gmain.c:3054)
    g_main_context_iterate.isra.22 (/WebKitBuild/Dependencies/Source/glib-2.36.0/glib/gmain.c:3701)
    g_main_loop_run (/WebKitBuild/Dependencies/Source/glib-2.36.0/glib/gmain.c:3895)
    gtk_main (/WebKitBuild/Dependencies/Source/gtk+-3.6.0/gtk/gtkmain.c:1163)
    runTest(std::basic_string<char, std::char_traits<char>, std::allocator<char> > const&) (/WebKitBuild/Debug/../../Tools/DumpRenderTree/gtk/DumpRenderTree.cpp:769)
Suppression (error hash=#D378470C27AE48D2#):
  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:png_malloc
   fun:png_create_read_struct_2
   fun:png_create_read_struct
   fun:_ZN7WebCore14PNGImageReaderC1EPNS_15PNGImageDecoderE
   fun:_ZN7WebCore15PNGImageDecoder6decodeEb
   fun:_ZN7WebCore15PNGImageDecoder15isSizeAvailableEv
   fun:_ZN7WebCore11ImageSource15isSizeAvailableEv
   fun:_ZN7WebCore11BitmapImage15isSizeAvailableEv
   fun:_ZN7WebCore11BitmapImage11dataChangedEb
   fun:_ZN7WebCore5Image7setDataEN3WTF10PassRefPtrINS_12SharedBufferEEEb
   fun:_ZN7WebCore17loadImageFromFileEN3WTF7CStringE
   fun:_ZN7WebCore5Image20loadPlatformResourceEPKc
   fun:_ZNK7WebCore11CachedImage11brokenImageEf
   fun:_ZN7WebCore11CachedImage16imageForRendererEPKNS_12RenderObjectE
   fun:_ZN7WebCore11RenderImage22setImageSizeForAltTextEPNS_11CachedImageE
   fun:_ZN7WebCore11RenderImage12imageChangedEPvPKNS_7IntRectE
   fun:_ZN7WebCore12RenderObject12imageChangedEPNS_11CachedImageEPKNS_7IntRectE
   fun:_ZN7WebCore11CachedImage15notifyObserversEPKNS_7IntRectE
   fun:_ZN7WebCore11CachedImage5errorENS_14CachedResource6StatusE
   fun:_ZN7WebCore17SubresourceLoader7didFailERKNS_13ResourceErrorE
   fun:_ZN7WebCore14ResourceLoader7didFailEPNS_14ResourceHandleERKNS_13ResourceErrorE
}

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