==19345==ERROR: AddressSanitizer: new-delete-type-mismatch on 0x60f00003c310 in thread T0:
  object passed to delete has wrong type:
  size of the allocated type:   168 bytes;
  size of the deallocated type: 32 bytes.
    #0 0x7f77abc777f0 in operator delete(void*, unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.3+0xc37f0)
    #1 0x7f77a708abd2 in QQuickControl::setBackground(QQuickItem*) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5QuickTemplates2.so.5+0x7cbd2)
    #2 0x7f77a70ca8c7  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5QuickTemplates2.so.5+0xbc8c7)
    #3 0x7f77a70cacfa in QQuickControl::qt_metacall(QMetaObject::Call, int, void**) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5QuickTemplates2.so.5+0xbccfa)
    #4 0x7f77a70d1004 in QQuickPane::qt_metacall(QMetaObject::Call, int, void**) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5QuickTemplates2.so.5+0xc3004)
    #5 0x7f77aa28e8eb in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2518eb)
    #6 0x7f77aa32a90f  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ed90f)
    #7 0x7f77aa32b965  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ee965)
    #8 0x7f77aa32c043  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ef043)
    #9 0x7f77aa32ccf6  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2efcf6)
    #10 0x7f77aa32d270  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2f0270)
    #11 0x7f77aa32ceca  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2efeca)
    #12 0x7f77aa32b485  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ee485)
    #13 0x7f77aa32b965  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ee965)
    #14 0x7f77aa32c043  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ef043)
    #15 0x7f77aa32ccf6  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2efcf6)
    #16 0x7f77aa32b485  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ee485)
    #17 0x7f77aa32b965  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ee965)
    #18 0x7f77aa32c043  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2ef043)
    #19 0x7f77aa32ccf6  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2efcf6)
    #20 0x7f77aa32d270  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2f0270)
    #21 0x7f77aa2aa64d  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x26d64d)
    #22 0x7f77aa2aad64 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x26dd64)
    #23 0x7f77aa2a6115 in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x269115)
    #24 0x7f77ab0cfda9  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Quick.so.5+0x27fda9)
    #25 0x7f77ab0cff27  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Quick.so.5+0x27ff27)
    #26 0x7f77ab0d03f7  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Quick.so.5+0x2803f7)
    #27 0x7f77ab0d0acf  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Quick.so.5+0x280acf)
    #28 0x7f77ab0d0c2a  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Quick.so.5+0x280c2a)
    #29 0x7f77aa28e8eb in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2518eb)
    #30 0x7f77aa2a40d9  (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2670d9)
    #31 0x7f77aa2a27c7 in QQmlPropertyPrivate::write(QObject*, QQmlPropertyData const&, QVariant const&, QQmlContextData*, QFlags<QQmlPropertyData::WriteFlag>) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x2657c7)
    #32 0x7f77aa26df4f in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&) (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x230f4f)
    #33 0x7f77995b0a44  (<unknown module>)

0x60f00003c310 is located 0 bytes inside of 168-byte region [0x60f00003c310,0x60f00003c3b8)
allocated by thread T0 here:
    #0 0x7f77abc76bf0 in operator new(unsigned long) (/usr/lib/x86_64-linux-gnu/libasan.so.3+0xc2bf0)
    #1 0x7f77aa2bbcf2 in QQmlType::create(QObject**, void**, unsigned long) const (/home/se/programs/Qt5/5.10.0/gcc_64/lib/libQt5Qml.so.5+0x27ecf2)

SUMMARY: AddressSanitizer: new-delete-type-mismatch (/usr/lib/x86_64-linux-gnu/libasan.so.3+0xc37f0) in operator delete(void*, unsigned long)