diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 85a30fb9177b..0b2f6be7b820 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -541,9 +541,10 @@ static void hci_uart_tty_close(struct tty_struct *tty)
 		cancel_work_sync(&hu->write_work);
 
 		if (hdev) {
-			if (test_bit(HCI_UART_REGISTERED, &hu->flags))
+			if (test_bit(HCI_UART_REGISTERED, &hu->flags)) {
 				hci_unregister_dev(hdev);
-			hci_free_dev(hdev);
+				hci_free_dev(hdev);
+			}
 		}
 		hu->proto->close(hu);
 	}
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index dcc0dc6e2624..2ce956be598e
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1029,6 +1029,9 @@ static inline void hci_dev_put(struct hci_dev *d)
 {
 	BT_DBG("%s orig refcnt %d", d->name,
 	       kref_read(&d->dev.kobj.kref));
+	printk("haley: hdev %#llx. %s, %d\n", d, __func__, __LINE__);
+	printk("%s orig refcnt %d", d->name,
+	       kref_read(&d->dev.kobj.kref));
 
 	put_device(&d->dev);
 }
@@ -1038,6 +1041,10 @@ static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
 	BT_DBG("%s orig refcnt %d", d->name,
 	       kref_read(&d->dev.kobj.kref));
 
+	printk("%s orig refcnt %d", d->name,
+	       kref_read(&d->dev.kobj.kref));
+	printk("haley: hdev %#llx. %s, %d\n", d, __func__, __LINE__);
+	
 	get_device(&d->dev);
 	return d;
 }
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index cbbc34a006d1..d06e33731353
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3250,6 +3250,8 @@ struct hci_dev *hci_alloc_dev(void)
 	if (!hdev)
 		return NULL;
 
+	printk("haley: hdev %#llx. %s, %d\n", hdev, __func__, __LINE__);
+
 	hdev->pkt_type  = (HCI_DM1 | HCI_DH1 | HCI_HV1);
 	hdev->esco_type = (ESCO_HV1);
 	hdev->link_mode = (HCI_LM_ACCEPT);
@@ -3341,6 +3343,7 @@ EXPORT_SYMBOL(hci_alloc_dev);
 /* Free HCI device */
 void hci_free_dev(struct hci_dev *hdev)
 {
+	printk("haley: hdev %#llx. %s, %d\n", hdev, __func__, __LINE__);
 	/* will free via device release */
 	put_device(&hdev->dev);
 }
@@ -3438,6 +3441,7 @@ int hci_register_dev(struct hci_dev *hdev)
 	hci_dev_hold(hdev);
 
 	queue_work(hdev->req_workqueue, &hdev->power_on);
+	printk("haley: hdev %#llx. %s, %d\n", hdev, __func__, __LINE__);
 
 	return id;
 
@@ -3457,6 +3461,7 @@ void hci_unregister_dev(struct hci_dev *hdev)
 	int id;
 
 	BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
+	printk("haley: hdev %#llx. %s, %d\n", hdev, __func__, __LINE__);
 
 	hci_dev_set_flag(hdev, HCI_UNREGISTER);
 
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 9874844a95a9..360a8a790e35
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -83,6 +83,8 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
 static void bt_host_release(struct device *dev)
 {
 	struct hci_dev *hdev = to_hci_dev(dev);
+	printk("haley: hdev %#llx. %s, %d\n", hdev, __func__, __LINE__);
+	dump_stack();
 	kfree(hdev);
 	module_put(THIS_MODULE);
 }