Re: [PATCH 2/3 v2 RESEND] xHCI: change xhci_reset_device() to allocate new device

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Sorry, here's the actual log snippet.

Sarah Sharp

On Thu, Oct 07, 2010 at 03:19:27PM -0700, Sarah Sharp wrote:
> Andiry,
> 
> I think there is a bug in this patch, but I'm not sure exactly what
> you're doing with virt_dev->configured, so I can't suggest how to fix
> it.
> 
> The problem happens when the USB core tries to reset and re-address a
> device that had been active and had some control transfers complete.  An
> example would be when the usb-storage driver tries to reset the device
> after it gets an answer to a SCSI command that it doesn't like.
> 
> With this patch, after a Device Reset command finishes,
> virt_dev->configured is set to false.  When the USB core tries to
> address the device, xhci_address_device() will call
> xhci_setup_addressable_virt_dev().  This initializes the slot and
> endpoint 0 contexts to their defaults, including setting the control
> endpoint ring dequeue pointer to the top of the ring.
> 
> However, the control endpoint ring was used before, so the internal xHCI
> driver internal dequeue pointer still points somewhere in the middle of
> the ring.  Worse, the hardware may go re-execute the control transfers
> between the top of the ring and the internal dequeue pointer, because
> the cycle bit says it owns those TRBs.  Then the driver will see a bunch
> of spurious events from the control endpoint ring the next time the
> doorbell is rung.  See the attached log for an example.
> 
> In the case of a device reset when control transfers have already
> occurred, I think you really want to call
> xhci_copy_ep0_dequeue_into_input_ctx() in xhci_address_device().
> However, the code in xhci_address_device() won't do that, since
> virt_dev->configured is always set to false after the Device Reset
> command completes.
> 
> Were you trying to use virt_dev->configured to set up the slot context
> for an address device command after a resume where the xHCI host lost
> power and the virt_dev had to be reallocated?  Doesn't the place where
> you set it to false in xhci_alloc_dev() cover that case?
> 
> You could remove the statement where virt_dev->configured gets set to
> false in after the Device Reset command completes, and that would fix
> the problem with active devices being reset.  But why make
> xhci_address_device() just test some field in the slot context to see if
> it's set properly, and call xhci_setup_addressable_virt_dev() if not?
> Then you wouldn't need virt_dev->configured at all.  You could check
> that, say, slot_ctx->dev_info isn't zero (since the speed field in that
> has to be set to some non-zero number).
> 
> Sarah Sharp
> 
> On Tue, Aug 31, 2010 at 04:44:53PM +0800, Andiry Xu wrote:
> > >From bc53db5a7c84c2afad0f0dd938dec6c336e8ebe4 Mon Sep 17 00:00:00 2001
> > From: Andiry Xu <andiry.xu@xxxxxxx>
> > Date: Mon, 23 Aug 2010 13:29:35 +0800
> > Subject: [PATCH 2/3] xHCI: change xhci_reset_device() to allocate new device
> > 
> > Rename xhci_reset_device() to xhci_discover_or_reset_device().
> > If xhci_discover_or_reset_device() is called to reset a device which does
> > not exist or does not match the udev, it calls xhci_alloc_dev() to
> > re-allocate the device.
> > 
> > This would prevent the reset device failure, possibly due to the xHC restore
> > error during S3/S4 resume. Note this change would affect xhci_address_device()
> > behavior: udev->config exists, but the device is actually not configured yet.
> > Add a flag in struct xhci_virt_device to indicate its actual state.
> > 
> > Signed-off-by: Andiry Xu <andiry.xu@xxxxxxx>
> > ---
> >  drivers/usb/host/xhci-mem.c |    1 +
> >  drivers/usb/host/xhci-pci.c |    2 +-
> >  drivers/usb/host/xhci.c     |   37 ++++++++++++++++++++++++++++++++++---
> >  drivers/usb/host/xhci.h     |    4 +++-
> >  4 files changed, 39 insertions(+), 5 deletions(-)
> > 
> > diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
> > index be90180..e7947ea 100644
> > --- a/drivers/usb/host/xhci-mem.c
> > +++ b/drivers/usb/host/xhci-mem.c
> > @@ -779,6 +779,7 @@ int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id,
> >  	init_completion(&dev->cmd_completion);
> >  	INIT_LIST_HEAD(&dev->cmd_list);
> >  	dev->udev = udev;
> > +	dev->configured = false;
> >  
> >  	/* Point to output device context in dcbaa. */
> >  	xhci->dcbaa->dev_context_ptrs[slot_id] = dev->out_ctx->dma;
> > diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
> > index f7efe02..aefc349 100644
> > --- a/drivers/usb/host/xhci-pci.c
> > +++ b/drivers/usb/host/xhci-pci.c
> > @@ -152,7 +152,7 @@ static const struct hc_driver xhci_pci_hc_driver = {
> >  	.reset_bandwidth =	xhci_reset_bandwidth,
> >  	.address_device =	xhci_address_device,
> >  	.update_hub_device =	xhci_update_hub_device,
> > -	.reset_device =		xhci_reset_device,
> > +	.reset_device =		xhci_discover_or_reset_device,
> >  
> >  	/*
> >  	 * scheduling support
> > diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
> > index 4201119..a0dca7c 100644
> > --- a/drivers/usb/host/xhci.c
> > +++ b/drivers/usb/host/xhci.c
> > @@ -1372,6 +1372,7 @@ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
> >  		return ret;
> >  	}
> >  
> > +	virt_dev->configured = true;
> >  	xhci_dbg(xhci, "Output context after successful config ep cmd:\n");
> >  	xhci_dbg_ctx(xhci, virt_dev->out_ctx,
> >  			LAST_CTX_TO_EP_NUM(slot_ctx->dev_info));
> > @@ -1943,8 +1944,13 @@ int xhci_free_streams(struct usb_hcd *hcd, struct usb_device *udev,
> >   * Wait for the Reset Device command to finish.  Remove all structures
> >   * associated with the endpoints that were disabled.  Clear the input device
> >   * structure?  Cache the rings?  Reset the control endpoint 0 max packet size?
> > + *
> > + * If the virt_dev to be reset does not exist or does not match the udev,
> > + * it means the device is lost, possibly due to the xHC restore error and
> > + * re-initialization during S3/S4. In this case, call xhci_alloc_dev() to
> > + * re-allocate the device.
> >   */
> > -int xhci_reset_device(struct usb_hcd *hcd, struct usb_device *udev)
> > +int xhci_discover_or_reset_device(struct usb_hcd *hcd, struct usb_device *udev)
> >  {
> >  	int ret, i;
> >  	unsigned long flags;
> > @@ -1955,12 +1961,36 @@ int xhci_reset_device(struct usb_hcd *hcd, struct usb_device *udev)
> >  	int timeleft;
> >  	int last_freed_endpoint;
> >  
> > -	ret = xhci_check_args(hcd, udev, NULL, 0, true, __func__);
> > +	ret = xhci_check_args(hcd, udev, NULL, 0, false, __func__);
> >  	if (ret <= 0)
> >  		return ret;
> >  	xhci = hcd_to_xhci(hcd);
> >  	slot_id = udev->slot_id;
> >  	virt_dev = xhci->devs[slot_id];
> > +	if (!virt_dev) {
> > +		xhci_dbg(xhci, "The device to be reset with slot ID %u does "
> > +				"not exist. Re-allocate the device\n", slot_id);
> > +		ret = xhci_alloc_dev(hcd, udev);
> > +		if (ret == 1)
> > +			return 0;
> > +		else
> > +			return -EINVAL;
> > +	}
> > +
> > +	if (virt_dev->udev != udev) {
> > +		/* If the virt_dev and the udev does not match, this virt_dev
> > +		 * may belong to another udev.
> > +		 * Re-allocate the device.
> > +		 */
> > +		xhci_dbg(xhci, "The device to be reset with slot ID %u does "
> > +				"not match the udev. Re-allocate the device\n",
> > +				slot_id);
> > +		ret = xhci_alloc_dev(hcd, udev);
> > +		if (ret == 1)
> > +			return 0;
> > +		else
> > +			return -EINVAL;
> > +	}
> >  
> >  	xhci_dbg(xhci, "Resetting device with slot ID %u\n", slot_id);
> >  	/* Allocate the command structure that holds the struct completion.
> > @@ -2024,6 +2054,7 @@ int xhci_reset_device(struct usb_hcd *hcd, struct usb_device *udev)
> >  		goto command_cleanup;
> >  	case COMP_SUCCESS:
> >  		xhci_dbg(xhci, "Successful reset device command.\n");
> > +		virt_dev->configured = false;
> >  		break;
> >  	default:
> >  		if (xhci_is_vendor_info_code(xhci, ret))
> > @@ -2177,7 +2208,7 @@ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev)
> >  	virt_dev = xhci->devs[udev->slot_id];
> >  
> >  	/* If this is a Set Address to an unconfigured device, setup ep 0 */
> > -	if (!udev->config)
> > +	if (!udev->config || !virt_dev->configured)
> >  		xhci_setup_addressable_virt_dev(xhci, udev);
> >  	else
> >  		xhci_copy_ep0_dequeue_into_input_ctx(xhci, udev);
> > diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
> > index f03f140..6ab0a52 100644
> > --- a/drivers/usb/host/xhci.h
> > +++ b/drivers/usb/host/xhci.h
> > @@ -746,6 +746,8 @@ struct xhci_virt_device {
> >  	/* Rings saved to ensure old alt settings can be re-instated */
> >  	struct xhci_ring		**ring_cache;
> >  	int				num_rings_cached;
> > +	/* Indicate whether the device is configured */
> > +	bool				configured;
> >  #define	XHCI_MAX_RINGS_CACHED	31
> >  	struct xhci_virt_ep		eps[31];
> >  	struct completion		cmd_completion;
> > @@ -1389,7 +1391,7 @@ int xhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status);
> >  int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, struct usb_host_endpoint *ep);
> >  int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev, struct usb_host_endpoint *ep);
> >  void xhci_endpoint_reset(struct usb_hcd *hcd, struct usb_host_endpoint *ep);
> > -int xhci_reset_device(struct usb_hcd *hcd, struct usb_device *udev);
> > +int xhci_discover_or_reset_device(struct usb_hcd *hcd, struct usb_device *udev);
> >  int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev);
> >  void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev);
> >  
> > -- 
> > 1.7.0.4
> > 
> > 
> > 
> --
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Oct  6 15:17:36 xanatos kernel: [ 2165.826232] xhci_hcd 0000:05:00.0: set port reset, actual port 1 status  = 0x1311
Oct  6 15:17:36 xanatos kernel: [ 2165.826260] xhci_hcd 0000:05:00.0: op reg status = 00000018
Oct  6 15:17:36 xanatos kernel: [ 2165.826262] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.826265] xhci_hcd 0000:05:00.0: @37c806c0 02000000 00000000 01000000 00008801
Oct  6 15:17:36 xanatos kernel: [ 2165.826268] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h18, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.826271] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.826273] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.826276] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_port_status
Oct  6 15:17:36 xanatos kernel: [ 2165.826279] xhci_hcd 0000:05:00.0: Port Status Change Event for port 2
Oct  6 15:17:36 xanatos kernel: [ 2165.826285] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c806d0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.826300] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_port_status
Oct  6 15:17:36 xanatos kernel: [ 2165.826302] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.826312] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c806d8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.880068] xhci_hcd 0000:05:00.0: get port status, actual port 1 status  = 0x201203
Oct  6 15:17:36 xanatos kernel: [ 2165.880071] xhci_hcd 0000:05:00.0: Get port status returned 0x8103
Oct  6 15:17:36 xanatos kernel: [ 2165.936095] xhci_hcd 0000:05:00.0: Resetting device with slot ID 1
Oct  6 15:17:36 xanatos kernel: [ 2165.936098] xhci_hcd 0000:05:00.0: Endpoint state = 0x1
Oct  6 15:17:36 xanatos kernel: [ 2165.936101] xhci_hcd 0000:05:00.0: Command ring enq = 0x37c80100 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.936103] xhci_hcd 0000:05:00.0: // Ding dong!
Oct  6 15:17:36 xanatos kernel: [ 2165.936109] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360800, 32'h0, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.936557] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.936560] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.936563] xhci_hcd 0000:05:00.0: @37c806d0 37c800f0 00000000 01000000 01008401
Oct  6 15:17:36 xanatos kernel: [ 2165.936566] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.936568] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.936571] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.936573] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_cmd_completion
Oct  6 15:17:36 xanatos kernel: [ 2165.936576] xhci_hcd 0000:05:00.0: Completed reset device command.
Oct  6 15:17:36 xanatos kernel: [ 2165.936579] xhci_hcd 0000:05:00.0: Command ring deq = 0x37c80100 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.936582] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_cmd_completion
Oct  6 15:17:36 xanatos kernel: [ 2165.936585] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c806e0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.936587] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.936596] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c806e8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.936602] xhci_hcd 0000:05:00.0: Successful reset device command.
Oct  6 15:17:36 xanatos kernel: [ 2165.936605] xhci_hcd 0000:05:00.0: Cached old ring, 1 ring cached
Oct  6 15:17:36 xanatos kernel: [ 2165.936608] xhci_hcd 0000:05:00.0: Cached old ring, 2 rings cached
Oct  6 15:17:36 xanatos kernel: [ 2165.936610] xhci_hcd 0000:05:00.0: Output context after successful reset device cmd:
Oct  6 15:17:36 xanatos kernel: [ 2165.936613] xhci_hcd 0000:05:00.0: Slot Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936616] xhci_hcd 0000:05:00.0: @ffff8800ad408000 (virt) @ad408000 (dma) 0x20400000 - dev_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936620] xhci_hcd 0000:05:00.0: @ffff8800ad408004 (virt) @ad408004 (dma) 0x020000 - dev_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936623] xhci_hcd 0000:05:00.0: @ffff8800ad408008 (virt) @ad408008 (dma) 0x000000 - tt_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936626] xhci_hcd 0000:05:00.0: @ffff8800ad40800c (virt) @ad40800c (dma) 0x8000000 - dev_state
Oct  6 15:17:36 xanatos kernel: [ 2165.936629] xhci_hcd 0000:05:00.0: @ffff8800ad408010 (virt) @ad408010 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936633] xhci_hcd 0000:05:00.0: @ffff8800ad408014 (virt) @ad408014 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936636] xhci_hcd 0000:05:00.0: @ffff8800ad408018 (virt) @ad408018 (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936639] xhci_hcd 0000:05:00.0: @ffff8800ad40801c (virt) @ad40801c (dma) 0x000000 - rsvd[3]
Oct  6 15:17:36 xanatos kernel: [ 2165.936642] xhci_hcd 0000:05:00.0: Endpoint 00 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936645] xhci_hcd 0000:05:00.0: @ffff8800ad408020 (virt) @ad408020 (dma) 0x000001 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936648] xhci_hcd 0000:05:00.0: @ffff8800ad408024 (virt) @ad408024 (dma) 0x2000026 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936651] xhci_hcd 0000:05:00.0: @ffff8800ad408028 (virt) @ad408028 (dma) 0x37c80801 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936654] xhci_hcd 0000:05:00.0: @ffff8800ad408030 (virt) @ad408030 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936657] xhci_hcd 0000:05:00.0: @ffff8800ad408034 (virt) @ad408034 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936660] xhci_hcd 0000:05:00.0: @ffff8800ad408038 (virt) @ad408038 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936663] xhci_hcd 0000:05:00.0: @ffff8800ad40803c (virt) @ad40803c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936666] xhci_hcd 0000:05:00.0: Endpoint 01 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936669] xhci_hcd 0000:05:00.0: @ffff8800ad408040 (virt) @ad408040 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936672] xhci_hcd 0000:05:00.0: @ffff8800ad408044 (virt) @ad408044 (dma) 0x000000 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936675] xhci_hcd 0000:05:00.0: @ffff8800ad408048 (virt) @ad408048 (dma) 0x000000 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936678] xhci_hcd 0000:05:00.0: @ffff8800ad408050 (virt) @ad408050 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936681] xhci_hcd 0000:05:00.0: @ffff8800ad408054 (virt) @ad408054 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936684] xhci_hcd 0000:05:00.0: @ffff8800ad408058 (virt) @ad408058 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936688] xhci_hcd 0000:05:00.0: @ffff8800ad40805c (virt) @ad40805c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936690] xhci_hcd 0000:05:00.0: Endpoint 02 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936693] xhci_hcd 0000:05:00.0: @ffff8800ad408060 (virt) @ad408060 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936696] xhci_hcd 0000:05:00.0: @ffff8800ad408064 (virt) @ad408064 (dma) 0x4000f36 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936699] xhci_hcd 0000:05:00.0: @ffff8800ad408068 (virt) @ad408068 (dma) 0xad5470e1 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936702] xhci_hcd 0000:05:00.0: @ffff8800ad408070 (virt) @ad408070 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936705] xhci_hcd 0000:05:00.0: @ffff8800ad408074 (virt) @ad408074 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936709] xhci_hcd 0000:05:00.0: @ffff8800ad408078 (virt) @ad408078 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936712] xhci_hcd 0000:05:00.0: @ffff8800ad40807c (virt) @ad40807c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936714] xhci_hcd 0000:05:00.0: Endpoint 03 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936717] xhci_hcd 0000:05:00.0: @ffff8800ad408080 (virt) @ad408080 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936720] xhci_hcd 0000:05:00.0: @ffff8800ad408084 (virt) @ad408084 (dma) 0x4000f16 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936723] xhci_hcd 0000:05:00.0: @ffff8800ad408088 (virt) @ad408088 (dma) 0xad547401 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936726] xhci_hcd 0000:05:00.0: @ffff8800ad408090 (virt) @ad408090 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936730] xhci_hcd 0000:05:00.0: @ffff8800ad408094 (virt) @ad408094 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936733] xhci_hcd 0000:05:00.0: @ffff8800ad408098 (virt) @ad408098 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936736] xhci_hcd 0000:05:00.0: @ffff8800ad40809c (virt) @ad40809c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936744] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360430, 32'h201201, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.936752] xhci_hcd 0000:05:00.0: clear port reset change, actual port 1 status  = 0x1203
Oct  6 15:17:36 xanatos kernel: [ 2165.936756] xhci_hcd 0000:05:00.0: Set root hub portnum to 2
Oct  6 15:17:36 xanatos kernel: [ 2165.936758] xhci_hcd 0000:05:00.0: udev->tt = (null)
Oct  6 15:17:36 xanatos kernel: [ 2165.936761] xhci_hcd 0000:05:00.0: udev->ttport = 0x0
Oct  6 15:17:36 xanatos kernel: [ 2165.936763] xhci_hcd 0000:05:00.0: Slot ID 1 Input Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936766] xhci_hcd 0000:05:00.0: @ffff880037ed6000 (virt) @37ed6000 (dma) 0x000000 - drop flags
Oct  6 15:17:36 xanatos kernel: [ 2165.936769] xhci_hcd 0000:05:00.0: @ffff880037ed6004 (virt) @37ed6004 (dma) 0x000003 - add flags
Oct  6 15:17:36 xanatos kernel: [ 2165.936773] xhci_hcd 0000:05:00.0: @ffff880037ed6008 (virt) @37ed6008 (dma) 0x000000 - rsvd2[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936776] xhci_hcd 0000:05:00.0: @ffff880037ed600c (virt) @37ed600c (dma) 0x000000 - rsvd2[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936779] xhci_hcd 0000:05:00.0: @ffff880037ed6010 (virt) @37ed6010 (dma) 0x000000 - rsvd2[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936782] xhci_hcd 0000:05:00.0: @ffff880037ed6014 (virt) @37ed6014 (dma) 0x000000 - rsvd2[3]
Oct  6 15:17:36 xanatos kernel: [ 2165.936785] xhci_hcd 0000:05:00.0: @ffff880037ed6018 (virt) @37ed6018 (dma) 0x000000 - rsvd2[4]
Oct  6 15:17:36 xanatos kernel: [ 2165.936788] xhci_hcd 0000:05:00.0: @ffff880037ed601c (virt) @37ed601c (dma) 0x000000 - rsvd2[5]
Oct  6 15:17:36 xanatos kernel: [ 2165.936791] xhci_hcd 0000:05:00.0: Slot Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936794] xhci_hcd 0000:05:00.0: @ffff880037ed6020 (virt) @37ed6020 (dma) 0x8400000 - dev_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936797] xhci_hcd 0000:05:00.0: @ffff880037ed6024 (virt) @37ed6024 (dma) 0x020000 - dev_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936800] xhci_hcd 0000:05:00.0: @ffff880037ed6028 (virt) @37ed6028 (dma) 0x000000 - tt_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936803] xhci_hcd 0000:05:00.0: @ffff880037ed602c (virt) @37ed602c (dma) 0x000000 - dev_state
Oct  6 15:17:36 xanatos kernel: [ 2165.936812] xhci_hcd 0000:05:00.0: @ffff880037ed6030 (virt) @37ed6030 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936815] xhci_hcd 0000:05:00.0: @ffff880037ed6034 (virt) @37ed6034 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936817] xhci_hcd 0000:05:00.0: @ffff880037ed6038 (virt) @37ed6038 (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936820] xhci_hcd 0000:05:00.0: @ffff880037ed603c (virt) @37ed603c (dma) 0x000000 - rsvd[3]
Oct  6 15:17:36 xanatos kernel: [ 2165.936823] xhci_hcd 0000:05:00.0: Endpoint 00 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936825] xhci_hcd 0000:05:00.0: @ffff880037ed6040 (virt) @37ed6040 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936828] xhci_hcd 0000:05:00.0: @ffff880037ed6044 (virt) @37ed6044 (dma) 0x2000026 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936831] xhci_hcd 0000:05:00.0: @ffff880037ed6048 (virt) @37ed6048 (dma) 0x37c80801 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936833] xhci_hcd 0000:05:00.0: @ffff880037ed6050 (virt) @37ed6050 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936836] xhci_hcd 0000:05:00.0: @ffff880037ed6054 (virt) @37ed6054 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936839] xhci_hcd 0000:05:00.0: @ffff880037ed6058 (virt) @37ed6058 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936841] xhci_hcd 0000:05:00.0: @ffff880037ed605c (virt) @37ed605c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936844] xhci_hcd 0000:05:00.0: Endpoint 01 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936846] xhci_hcd 0000:05:00.0: @ffff880037ed6060 (virt) @37ed6060 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936849] xhci_hcd 0000:05:00.0: @ffff880037ed6064 (virt) @37ed6064 (dma) 0x000000 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936851] xhci_hcd 0000:05:00.0: @ffff880037ed6068 (virt) @37ed6068 (dma) 0x000000 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936854] xhci_hcd 0000:05:00.0: @ffff880037ed6070 (virt) @37ed6070 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936857] xhci_hcd 0000:05:00.0: @ffff880037ed6074 (virt) @37ed6074 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936860] xhci_hcd 0000:05:00.0: @ffff880037ed6078 (virt) @37ed6078 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936862] xhci_hcd 0000:05:00.0: @ffff880037ed607c (virt) @37ed607c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936865] xhci_hcd 0000:05:00.0: Endpoint 02 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.936867] xhci_hcd 0000:05:00.0: @ffff880037ed6080 (virt) @37ed6080 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936870] xhci_hcd 0000:05:00.0: @ffff880037ed6084 (virt) @37ed6084 (dma) 0x000000 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.936873] xhci_hcd 0000:05:00.0: @ffff880037ed6088 (virt) @37ed6088 (dma) 0x000000 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.936875] xhci_hcd 0000:05:00.0: @ffff880037ed6090 (virt) @37ed6090 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.936878] xhci_hcd 0000:05:00.0: @ffff880037ed6094 (virt) @37ed6094 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.936881] xhci_hcd 0000:05:00.0: @ffff880037ed6098 (virt) @37ed6098 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.936883] xhci_hcd 0000:05:00.0: @ffff880037ed609c (virt) @37ed609c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.936886] xhci_hcd 0000:05:00.0: Endpoint state = 0x1
Oct  6 15:17:36 xanatos kernel: [ 2165.936888] xhci_hcd 0000:05:00.0: Command ring enq = 0x37c80110 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.936890] xhci_hcd 0000:05:00.0: // Ding dong!
Oct  6 15:17:36 xanatos kernel: [ 2165.936896] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360800, 32'h0, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.937280] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.937283] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.937286] xhci_hcd 0000:05:00.0: @37c806e0 37c80100 00000000 01000000 01008401
Oct  6 15:17:36 xanatos kernel: [ 2165.937289] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.937292] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.937294] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.937297] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_cmd_completion
Oct  6 15:17:36 xanatos kernel: [ 2165.937301] xhci_hcd 0000:05:00.0: Command ring deq = 0x37c80110 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.937303] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_cmd_completion
Oct  6 15:17:36 xanatos kernel: [ 2165.937306] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c806f0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.937308] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.937317] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c806f8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.937325] xhci_hcd 0000:05:00.0: Successful Address Device command
Oct  6 15:17:36 xanatos kernel: [ 2165.937334] xhci_hcd 0000:05:00.0: Op regs DCBAA ptr = 0x00000037eaa000
Oct  6 15:17:36 xanatos kernel: [ 2165.937337] xhci_hcd 0000:05:00.0: Slot ID 1 dcbaa entry @ffff880037eaa008 = 0x000000ad408000
Oct  6 15:17:36 xanatos kernel: [ 2165.937340] xhci_hcd 0000:05:00.0: Output Context DMA address = 0xad408000
Oct  6 15:17:36 xanatos kernel: [ 2165.937343] xhci_hcd 0000:05:00.0: Slot ID 1 Input Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937346] xhci_hcd 0000:05:00.0: @ffff880037ed6000 (virt) @37ed6000 (dma) 0x000000 - drop flags
Oct  6 15:17:36 xanatos kernel: [ 2165.937349] xhci_hcd 0000:05:00.0: @ffff880037ed6004 (virt) @37ed6004 (dma) 0x000003 - add flags
Oct  6 15:17:36 xanatos kernel: [ 2165.937353] xhci_hcd 0000:05:00.0: @ffff880037ed6008 (virt) @37ed6008 (dma) 0x000000 - rsvd2[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937356] xhci_hcd 0000:05:00.0: @ffff880037ed600c (virt) @37ed600c (dma) 0x000000 - rsvd2[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937359] xhci_hcd 0000:05:00.0: @ffff880037ed6010 (virt) @37ed6010 (dma) 0x000000 - rsvd2[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937362] xhci_hcd 0000:05:00.0: @ffff880037ed6014 (virt) @37ed6014 (dma) 0x000000 - rsvd2[3]
Oct  6 15:17:36 xanatos kernel: [ 2165.937365] xhci_hcd 0000:05:00.0: @ffff880037ed6018 (virt) @37ed6018 (dma) 0x000000 - rsvd2[4]
Oct  6 15:17:36 xanatos kernel: [ 2165.937368] xhci_hcd 0000:05:00.0: @ffff880037ed601c (virt) @37ed601c (dma) 0x000000 - rsvd2[5]
Oct  6 15:17:36 xanatos kernel: [ 2165.937371] xhci_hcd 0000:05:00.0: Slot Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937374] xhci_hcd 0000:05:00.0: @ffff880037ed6020 (virt) @37ed6020 (dma) 0x8400000 - dev_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937377] xhci_hcd 0000:05:00.0: @ffff880037ed6024 (virt) @37ed6024 (dma) 0x020000 - dev_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937380] xhci_hcd 0000:05:00.0: @ffff880037ed6028 (virt) @37ed6028 (dma) 0x000000 - tt_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937383] xhci_hcd 0000:05:00.0: @ffff880037ed602c (virt) @37ed602c (dma) 0x000000 - dev_state
Oct  6 15:17:36 xanatos kernel: [ 2165.937386] xhci_hcd 0000:05:00.0: @ffff880037ed6030 (virt) @37ed6030 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937390] xhci_hcd 0000:05:00.0: @ffff880037ed6034 (virt) @37ed6034 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937393] xhci_hcd 0000:05:00.0: @ffff880037ed6038 (virt) @37ed6038 (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937396] xhci_hcd 0000:05:00.0: @ffff880037ed603c (virt) @37ed603c (dma) 0x000000 - rsvd[3]
Oct  6 15:17:36 xanatos kernel: [ 2165.937399] xhci_hcd 0000:05:00.0: Endpoint 00 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937401] xhci_hcd 0000:05:00.0: @ffff880037ed6040 (virt) @37ed6040 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937405] xhci_hcd 0000:05:00.0: @ffff880037ed6044 (virt) @37ed6044 (dma) 0x2000026 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937408] xhci_hcd 0000:05:00.0: @ffff880037ed6048 (virt) @37ed6048 (dma) 0x37c80801 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.937411] xhci_hcd 0000:05:00.0: @ffff880037ed6050 (virt) @37ed6050 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937414] xhci_hcd 0000:05:00.0: @ffff880037ed6054 (virt) @37ed6054 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937417] xhci_hcd 0000:05:00.0: @ffff880037ed6058 (virt) @37ed6058 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937420] xhci_hcd 0000:05:00.0: @ffff880037ed605c (virt) @37ed605c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937423] xhci_hcd 0000:05:00.0: Endpoint 01 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937426] xhci_hcd 0000:05:00.0: @ffff880037ed6060 (virt) @37ed6060 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937429] xhci_hcd 0000:05:00.0: @ffff880037ed6064 (virt) @37ed6064 (dma) 0x000000 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937432] xhci_hcd 0000:05:00.0: @ffff880037ed6068 (virt) @37ed6068 (dma) 0x000000 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.937435] xhci_hcd 0000:05:00.0: @ffff880037ed6070 (virt) @37ed6070 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937438] xhci_hcd 0000:05:00.0: @ffff880037ed6074 (virt) @37ed6074 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937441] xhci_hcd 0000:05:00.0: @ffff880037ed6078 (virt) @37ed6078 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937444] xhci_hcd 0000:05:00.0: @ffff880037ed607c (virt) @37ed607c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937447] xhci_hcd 0000:05:00.0: Endpoint 02 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937449] xhci_hcd 0000:05:00.0: @ffff880037ed6080 (virt) @37ed6080 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937452] xhci_hcd 0000:05:00.0: @ffff880037ed6084 (virt) @37ed6084 (dma) 0x000000 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937456] xhci_hcd 0000:05:00.0: @ffff880037ed6088 (virt) @37ed6088 (dma) 0x000000 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.937459] xhci_hcd 0000:05:00.0: @ffff880037ed6090 (virt) @37ed6090 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937462] xhci_hcd 0000:05:00.0: @ffff880037ed6094 (virt) @37ed6094 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937465] xhci_hcd 0000:05:00.0: @ffff880037ed6098 (virt) @37ed6098 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937468] xhci_hcd 0000:05:00.0: @ffff880037ed609c (virt) @37ed609c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937471] xhci_hcd 0000:05:00.0: Slot ID 1 Output Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937473] xhci_hcd 0000:05:00.0: Slot Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937476] xhci_hcd 0000:05:00.0: @ffff8800ad408000 (virt) @ad408000 (dma) 0x8400000 - dev_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937479] xhci_hcd 0000:05:00.0: @ffff8800ad408004 (virt) @ad408004 (dma) 0x020000 - dev_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937482] xhci_hcd 0000:05:00.0: @ffff8800ad408008 (virt) @ad408008 (dma) 0x000000 - tt_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937485] xhci_hcd 0000:05:00.0: @ffff8800ad40800c (virt) @ad40800c (dma) 0x10000001 - dev_state
Oct  6 15:17:36 xanatos kernel: [ 2165.937488] xhci_hcd 0000:05:00.0: @ffff8800ad408010 (virt) @ad408010 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937492] xhci_hcd 0000:05:00.0: @ffff8800ad408014 (virt) @ad408014 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937495] xhci_hcd 0000:05:00.0: @ffff8800ad408018 (virt) @ad408018 (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937498] xhci_hcd 0000:05:00.0: @ffff8800ad40801c (virt) @ad40801c (dma) 0x000000 - rsvd[3]
Oct  6 15:17:36 xanatos kernel: [ 2165.937501] xhci_hcd 0000:05:00.0: Endpoint 00 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937503] xhci_hcd 0000:05:00.0: @ffff8800ad408020 (virt) @ad408020 (dma) 0x000001 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937506] xhci_hcd 0000:05:00.0: @ffff8800ad408024 (virt) @ad408024 (dma) 0x2000026 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937510] xhci_hcd 0000:05:00.0: @ffff8800ad408028 (virt) @ad408028 (dma) 0x37c80801 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.937513] xhci_hcd 0000:05:00.0: @ffff8800ad408030 (virt) @ad408030 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937516] xhci_hcd 0000:05:00.0: @ffff8800ad408034 (virt) @ad408034 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937519] xhci_hcd 0000:05:00.0: @ffff8800ad408038 (virt) @ad408038 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937522] xhci_hcd 0000:05:00.0: @ffff8800ad40803c (virt) @ad40803c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937525] xhci_hcd 0000:05:00.0: Endpoint 01 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937527] xhci_hcd 0000:05:00.0: @ffff8800ad408040 (virt) @ad408040 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937536] xhci_hcd 0000:05:00.0: @ffff8800ad408044 (virt) @ad408044 (dma) 0x000000 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937539] xhci_hcd 0000:05:00.0: @ffff8800ad408048 (virt) @ad408048 (dma) 0x000000 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.937541] xhci_hcd 0000:05:00.0: @ffff8800ad408050 (virt) @ad408050 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937544] xhci_hcd 0000:05:00.0: @ffff8800ad408054 (virt) @ad408054 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937547] xhci_hcd 0000:05:00.0: @ffff8800ad408058 (virt) @ad408058 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937549] xhci_hcd 0000:05:00.0: @ffff8800ad40805c (virt) @ad40805c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937552] xhci_hcd 0000:05:00.0: Endpoint 02 Context:
Oct  6 15:17:36 xanatos kernel: [ 2165.937554] xhci_hcd 0000:05:00.0: @ffff8800ad408060 (virt) @ad408060 (dma) 0x000000 - ep_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937557] xhci_hcd 0000:05:00.0: @ffff8800ad408064 (virt) @ad408064 (dma) 0x4000f36 - ep_info2
Oct  6 15:17:36 xanatos kernel: [ 2165.937560] xhci_hcd 0000:05:00.0: @ffff8800ad408068 (virt) @ad408068 (dma) 0xad5470e1 - deq
Oct  6 15:17:36 xanatos kernel: [ 2165.937562] xhci_hcd 0000:05:00.0: @ffff8800ad408070 (virt) @ad408070 (dma) 0x000000 - tx_info
Oct  6 15:17:36 xanatos kernel: [ 2165.937565] xhci_hcd 0000:05:00.0: @ffff8800ad408074 (virt) @ad408074 (dma) 0x000000 - rsvd[0]
Oct  6 15:17:36 xanatos kernel: [ 2165.937568] xhci_hcd 0000:05:00.0: @ffff8800ad408078 (virt) @ad408078 (dma) 0x000000 - rsvd[1]
Oct  6 15:17:36 xanatos kernel: [ 2165.937570] xhci_hcd 0000:05:00.0: @ffff8800ad40807c (virt) @ad40807c (dma) 0x000000 - rsvd[2]
Oct  6 15:17:36 xanatos kernel: [ 2165.937573] xhci_hcd 0000:05:00.0: Internal device address = 2
Oct  6 15:17:36 xanatos kernel: [ 2165.937576] usb 9-2: reset SuperSpeed USB device using xhci_hcd and address 2
Oct  6 15:17:36 xanatos kernel: [ 2165.952014] xhci_hcd 0000:05:00.0: Queueing ctrl tx for slot id 1, ep 0
Oct  6 15:17:36 xanatos kernel: [ 2165.952017] xhci_hcd 0000:05:00.0: Endpoint state = 0x1
Oct  6 15:17:36 xanatos kernel: [ 2165.952020] xhci_hcd 0000:05:00.0: Ring enq = 0x37c80990 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.952023] xhci_hcd 0000:05:00.0: Ring enq = 0x37c809a0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.952025] xhci_hcd 0000:05:00.0: Ring enq = 0x37c809b0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.952032] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360804, 32'h1, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.952592] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.952596] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.952600] xhci_hcd 0000:05:00.0: @37c806f0 37c80820 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.952604] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.952607] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.952610] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.952614] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.952617] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.952621] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.952625] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.952628] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80700 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.952632] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.952641] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80708, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.953217] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.953219] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.953222] xhci_hcd 0000:05:00.0: @37c80700 37c80850 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.953225] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.953227] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953230] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.953232] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953235] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.953237] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.953240] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953243] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80710 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.953245] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953255] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80718, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.953842] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.953845] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.953849] xhci_hcd 0000:05:00.0: @37c80710 37c80880 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.953853] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.953856] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953859] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.953862] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953866] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.953869] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.953873] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953876] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80720 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.953879] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.953889] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80728, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.954219] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.954221] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.954224] xhci_hcd 0000:05:00.0: @37c80720 37c808a0 00000000 0d0000dd 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.954227] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.954230] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954232] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.954234] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954237] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.954239] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.954242] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954245] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80730 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.954247] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954256] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80738, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.954470] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.954473] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.954477] xhci_hcd 0000:05:00.0: @37c80730 37c808b0 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.954481] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.954485] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954488] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.954491] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954494] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.954497] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.954500] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954504] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80740 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.954507] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954517] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80748, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.954844] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.954846] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.954849] xhci_hcd 0000:05:00.0: @37c80740 37c808d0 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.954852] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.954854] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954857] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.954859] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954862] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.954864] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.954867] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954869] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80750 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.954872] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.954881] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80758, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.955219] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.955222] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.955225] xhci_hcd 0000:05:00.0: @37c80750 37c808f0 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.955228] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.955230] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955233] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.955235] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955238] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.955240] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.955243] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955245] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80760 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.955248] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955255] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80768, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.955591] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.955593] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.955596] xhci_hcd 0000:05:00.0: @37c80760 37c80910 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.955599] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.955602] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955604] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.955606] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955609] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.955611] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.955614] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955616] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80770 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.955619] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955628] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80778, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.955967] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.955970] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.955974] xhci_hcd 0000:05:00.0: @37c80770 37c80930 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.955978] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.955982] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955985] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.955988] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.955991] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.955994] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.955997] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956001] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80780 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.956003] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956013] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80788, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.956341] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.956343] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.956347] xhci_hcd 0000:05:00.0: @37c80780 37c80950 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.956349] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.956352] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956354] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.956357] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956359] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.956362] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.956364] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956367] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c80790 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.956369] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956378] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c80798, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.956717] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.956719] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.956722] xhci_hcd 0000:05:00.0: @37c80790 37c80970 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.956725] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.956728] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956730] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.956733] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956735] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.956738] xhci_hcd 0000:05:00.0: ERROR Transfer event TRB DMA ptr not part of current TD
Oct  6 15:17:36 xanatos kernel: [ 2165.956740] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956743] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c807a0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.956745] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.956754] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c807a8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.957344] xhci_hcd 0000:05:00.0: op reg status = 00000008
Oct  6 15:17:36 xanatos kernel: [ 2165.957346] xhci_hcd 0000:05:00.0: Event ring dequeue ptr:
Oct  6 15:17:36 xanatos kernel: [ 2165.957349] xhci_hcd 0000:05:00.0: @37c807a0 37c809a0 00000000 01000000 01018001
Oct  6 15:17:36 xanatos kernel: [ 2165.957352] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 32'hffffc90017360024, 32'h8, 4'hf);
Oct  6 15:17:36 xanatos kernel: [ 2165.957354] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.957356] xhci_hcd 0000:05:00.0: xhci_handle_event - OS owns TRB
Oct  6 15:17:36 xanatos kernel: [ 2165.957359] xhci_hcd 0000:05:00.0: xhci_handle_event - calling handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.957361] xhci_hcd 0000:05:00.0: handle_tx_event - ep index = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.957364] xhci_hcd 0000:05:00.0: DMA address or buffer contents= 935856544
Oct  6 15:17:36 xanatos kernel: [ 2165.957367] xhci_hcd 0000:05:00.0: Successful control transfer!
Oct  6 15:17:36 xanatos kernel: [ 2165.957369] xhci_hcd 0000:05:00.0: Ring deq = 0x37c80990 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.957372] xhci_hcd 0000:05:00.0: Ring deq = 0x37c809a0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.957374] xhci_hcd 0000:05:00.0: Ring deq = 0x37c809b0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.957377] xhci_hcd 0000:05:00.0: Event ring deq = 0x37c807b0 (DMA)
Oct  6 15:17:36 xanatos kernel: [ 2165.957380] xhci_hcd 0000:05:00.0: Giveback URB ffff880037cf7cc0, len = 8, status = 0
Oct  6 15:17:36 xanatos kernel: [ 2165.957384] xhci_hcd 0000:05:00.0: xhci_handle_event - returned from handle_tx_event
Oct  6 15:17:36 xanatos kernel: [ 2165.957387] xhci_hcd 0000:05:00.0: In xhci_handle_event
Oct  6 15:17:36 xanatos kernel: [ 2165.957396] xhci_hcd 0000:05:00.0: `MEM_WRITE_DWORD(3'b000, 64'hffffc90017360638, 64'h37c807b8, 4'hf);

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