null pointer dereferenced in QNetworkReplyWasmImplPrivate::setCanceled

While trying to run the minimal_map example using Qt 6.7.0 for WebAssembly, I see null pointer dereferences of m_fetch in QNetworkReplyWasmImplPrivate::setCanceled:

void QNetworkReplyWasmImplPrivate::setCanceled()
{
    Q_Q(QNetworkReplyWasmImpl);
    m_fetch->userData = nullptr;

   emitReplyError(....

Presumably needs to be surrounded with an if (m_fetch).