diff --git a/src/corelib/kernel/qeventloop.cpp b/src/corelib/kernel/qeventloop.cpp
index edde9492f88..f348708aad0 100644
--- a/src/corelib/kernel/qeventloop.cpp
+++ b/src/corelib/kernel/qeventloop.cpp
@@ -407,6 +407,8 @@ void QEventLoopLocker::visit(Func f) const
 {
     using Type = QEventLoopLockerPrivate::Type;
     const auto ptr = d_ptr->pointer();
+    if (!ptr)
+        return;
     switch (d_ptr->type()) {
     case Type::EventLoop:   return f(static_cast<QEventLoopPrivate *>(ptr));
     case Type::Thread:      return f(static_cast<QThreadPrivate *>(ptr));