diff --git a/[refs] b/[refs]
index ea11ce0f2476..4ad1fa73e290 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 79688acfb5e124fcf586add00af32a2a1a532c64
+refs/heads/master: 9258c0b26b7d2e819b157ec394edaf7a5853cebb
diff --git a/trunk/drivers/usb/host/xhci-ring.c b/trunk/drivers/usb/host/xhci-ring.c
index f34a268c6ccd..b0a85459652e 100644
--- a/trunk/drivers/usb/host/xhci-ring.c
+++ b/trunk/drivers/usb/host/xhci-ring.c
@@ -1933,6 +1933,15 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 	xdev = xhci->devs[slot_id];
 	if (!xdev) {
 		xhci_err(xhci, "ERROR Transfer event pointed to bad slot\n");
+		xhci_err(xhci, "@%016llx %08x %08x %08x %08x\n",
+			 xhci_trb_virt_to_dma(xhci->event_ring->deq_seg,
+				 xhci->event_ring->dequeue),
+			 lower_32_bits(le64_to_cpu(event->buffer)),
+			 upper_32_bits(le64_to_cpu(event->buffer)),
+			 le32_to_cpu(event->transfer_len),
+			 le32_to_cpu(event->flags));
+		xhci_dbg(xhci, "Event ring:\n");
+		xhci_debug_segment(xhci, xhci->event_ring->deq_seg);
 		return -ENODEV;
 	}
 
@@ -1946,6 +1955,15 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 	    EP_STATE_DISABLED) {
 		xhci_err(xhci, "ERROR Transfer event for disabled endpoint "
 				"or incorrect stream ring\n");
+		xhci_err(xhci, "@%016llx %08x %08x %08x %08x\n",
+			 xhci_trb_virt_to_dma(xhci->event_ring->deq_seg,
+				 xhci->event_ring->dequeue),
+			 lower_32_bits(le64_to_cpu(event->buffer)),
+			 upper_32_bits(le64_to_cpu(event->buffer)),
+			 le32_to_cpu(event->transfer_len),
+			 le32_to_cpu(event->flags));
+		xhci_dbg(xhci, "Event ring:\n");
+		xhci_debug_segment(xhci, xhci->event_ring->deq_seg);
 		return -ENODEV;
 	}