diff --git a/drivers/input/input.c b/drivers/input/input.c
index 1cca6d48f597..3e6af517c596 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -391,7 +391,7 @@ void input_handle_event(struct input_dev *dev,
 void input_event(struct input_dev *dev,
 		 unsigned int type, unsigned int code, int value)
 {
-	if (is_event_supported(type, dev->evbit, EV_MAX)) {
+	if (type == EV_SYN || is_event_supported(type, dev->evbit, EV_MAX)) {
 		guard(spinlock_irqsave)(&dev->event_lock);
 		input_handle_event(dev, type, code, value);
 	}
@@ -415,7 +415,7 @@ void input_inject_event(struct input_handle *handle,
 	struct input_dev *dev = handle->dev;
 	struct input_handle *grab;
 
-	if (is_event_supported(type, dev->evbit, EV_MAX)) {
+	if (type == EV_SYN || is_event_supported(type, dev->evbit, EV_MAX)) {
 		guard(spinlock_irqsave)(&dev->event_lock);
 		guard(rcu)();