Crash in QtNetwork!QHttpMultiPart::setBoundary(QByteArray const&)

4  QtNetwork!QHttpMultiPart::setBoundary(QByteArray const&) + 0x31b1
    rbp = 0x0000700001242600   rsp = 0x0000700001242580
    rip = 0x0000000110de7721
    Found by: previous frame's frame pointer
 5  QtNetwork!QHttpMultiPart::setBoundary(QByteArray const&) + 0x6069
    rbp = 0x0000700001242660   rsp = 0x0000700001242610
    rip = 0x0000000110dea5d9
    Found by: previous frame's frame pointer
 6  QtNetwork!QHttpMultiPart::setBoundary(QByteArray const&) + 0xc4f1
    rbp = 0x00007000012427c0   rsp = 0x0000700001242670
    rip = 0x0000000110df0a61
    Found by: previous frame's frame pointer
 7  QtCore!QMetaObject::activate(QObject*, int, int, void**) + 0xc3c
    rbp = 0x00007000012428a0   rsp = 0x00007000012427d0
    rip = 0x00000001109c210c
    Found by: previous frame's frame pointer
 8  QtNetwork!QAbstractSocket::socketType() const + 0xb2c
    rbp = 0x00007000012428f0   rsp = 0x00007000012428b0
    rip = 0x0000000110e3863c
    Found by: previous frame's frame pointer
 9  QtNetwork!QSslSocket::writeData(char const*, long long) + 0x13d7
    rbp = 0x0000700001242920   rsp = 0x0000700001242900
    rip = 0x0000000110e6b037
    Found by: previous frame's frame pointer
10  QtCore!QMetaObject::activate(QObject*, int, int, void**) + 0xc3c
    rbp = 0x0000700001242a00   rsp = 0x0000700001242930
    rip = 0x00000001109c210c
    Found by: previous frame's frame pointer
11  QtNetwork!QAbstractSocket::error(QAbstractSocket::SocketError) + 0x422
    rbp = 0x0000700001242a80   rsp = 0x0000700001242a10
    rip = 0x0000000110e392b2
    Found by: previous frame's frame pointer
12  QtCore!QObject::event(QEvent*) + 0x2f1
    rbp = 0x0000700001242c20   rsp = 0x0000700001242a90
    rip = 0x00000001109ba801
    Found by: previous frame's frame pointer
13  QtCore!QCoreApplicationPrivate::notify_helper(QObject*, QEvent*) + 0x58
    rbp = 0x0000700001242c80   rsp = 0x0000700001242c30
    rip = 0x0000000110991358
    Found by: previous frame's frame pointer
14  QtCore!QCoreApplication::notifyInternal2(QObject*, QEvent*) + 0xd4
    rbp = 0x0000700001242ce0   rsp = 0x0000700001242c90
    rip = 0x0000000110990fb4
    Found by: previous frame's frame pointer
15  QtCore!QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) + 0x36e
    rbp = 0x0000700001242d80   rsp = 0x0000700001242cf0
    rip = 0x00000001109921ee
    Found by: previous frame's frame pointer
16  QtCore!QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) + 0x48
    rbp = 0x0000700001242e10   rsp = 0x0000700001242d90
    rip = 0x00000001109e84f8
    Found by: previous frame's frame pointer
17  QtCore!QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 0x1af
    rbp = 0x0000700001242e70   rsp = 0x0000700001242e20
    rip = 0x000000011098c61f
    Found by: previous frame's frame pointer
18  QtCore!QThread::exec() + 0x8c
    rbp = 0x0000700001242eb0   rsp = 0x0000700001242e80
    rip = 0x00000001107c9c6c
    Found by: previous frame's frame pointer
19  QtCore!QThread::qt_metacall(QMetaObject::Call, int, void**) + 0x483
    rbp = 0x0000700001242f10   rsp = 0x0000700001242ec0
    rip = 0x00000001107cabe3
    Found by: previous frame's frame pointer
20  libsystem_pthread.dylib + 0x32eb
    rbp = 0x0000700001242f30   rsp = 0x0000700001242f20
    rip = 0x00007fff594ba2eb
    Found by: previous frame's frame pointer
21  libsystem_pthread.dylib + 0x6249
    rbp = 0x0000700001242f50   rsp = 0x0000700001242f40
    rip = 0x00007fff594bd249
    Found by: previous frame's frame pointer
22  libsystem_pthread.dylib + 0x240d
    rbp = 0x0000700001242f78   rsp = 0x0000700001242f60
    rip = 0x00007fff594b940d
    Found by: previous frame's frame pointer
23  QtCore!QThread::qt_metacall(QMetaObject::Call, int, void**) + 0x340
    rsp = 0x0000700001243090   rip = 0x00000001107caaa0
    Found by: stack scanning