diff --git a/[refs] b/[refs]
index 58c0e4bf40c4..ea325a9e3c02 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ff52c3fc7188855ede75d87b022271f0da309e5b
+refs/heads/master: f6c82507030d61e15928d5cad946d3eac1c4a384
diff --git a/trunk/drivers/virtio/virtio_pci.c b/trunk/drivers/virtio/virtio_pci.c
index ca40517ef9c2..a1cb1a1c6522 100644
--- a/trunk/drivers/virtio/virtio_pci.c
+++ b/trunk/drivers/virtio/virtio_pci.c
@@ -464,7 +464,11 @@ static void vp_del_vq(struct virtqueue *vq)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vq->vdev);
 	struct virtio_pci_vq_info *info = vq->priv;
-	unsigned long size;
+	unsigned long flags, size;
+
+	spin_lock_irqsave(&vp_dev->lock, flags);
+	list_del(&info->node);
+	spin_unlock_irqrestore(&vp_dev->lock, flags);
 
 	iowrite16(info->queue_index, vp_dev->ioaddr + VIRTIO_PCI_QUEUE_SEL);