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QWebChannel memory leak backtrace Qt 6.5.3

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  • I Offline
    I Offline
    ivanov.ivan
    wrote on last edited by ivanov.ivan
    #1

    Memory leakage in component QWebChannel by portions of 30, 34 and 66 bytes:

    backtrace 1:
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydata.cpp:142"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydata.h:105"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydatapointer.h:352"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydatapointer.h:194"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qlist.h:848"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/serialization/qjsonobject.cpp:397"
    /opt/Qt/6.5.3/Src/qtwebchannel/src/webchannel/qmetaobjectpublisher.cpp:472"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qobject.cpp:1415"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qcoreapplication.cpp:1285"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qcoreapplication.cpp:1118"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qtimerinfo_unix.cpp:613"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qeventloop.cpp:182"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qcoreapplication.cpp:1439"

    backtrace 2:
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydata.cpp:142"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydata.h:105"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydatapointer.h:352"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qarraydatapointer.h:194"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/tools/qlist.h:848"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/serialization/qjsonarray.cpp:394"
    /opt/Qt/6.5.3/Src/qtwebchannel/src/webchannel/qmetaobjectpublisher.cpp:993"
    /opt/Qt/6.5.3/Src/qtwebchannel/src/webchannel/qmetaobjectpublisher.cpp:977"
    /opt/Qt/6.5.3/Src/qtwebchannel/src/webchannel/qmetaobjectpublisher.cpp:467"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qobject.cpp:1415"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qcoreapplication.cpp:1285"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qcoreapplication.cpp:1118"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qtimerinfo_unix.cpp:613"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qeventloop.cpp:182"
    /opt/Qt/6.5.3/Src/qtbase/src/corelib/kernel/qcoreapplication.cpp:1439"

    Compiled by GCC 9 for arm32 linux.
    Only warning: Detected locale "C" with character encoding "ASCII", wich is not UTF-8.
    Maybe it's all about the encoding?

    1 Reply Last reply
    0
    • Axel SpoerlA Offline
      Axel SpoerlA Offline
      Axel Spoerl
      Moderators
      wrote on last edited by
      #2

      arm32 is not supported. My money rides on a toolchain bug: We’re testing webchannel with a sanitizer and I haven’t seen a leak in 6.5.3.

      Software Engineer
      The Qt Company, Oslo

      1 Reply Last reply
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