Re: NEC uPD720200 xHCI Controller dies when Runtime PM enabled

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On 2016-02-08 15:31, Mathias Nyman wrote:
> Hi
>
> On 06.02.2016 19:08, Mike Murdoch wrote:
>> Bug ID: 111251
>>
>> Hello,
>>
>> I have a NEC uPD720200 USB3.0 controller in a Thinkpad W520 laptop on
>> kernel 4.4.1-gentoo.
>>
>> 0e:00.0 USB controller: NEC Corporation uPD720200 USB 3.0 Host
>> Controller (rev 04) (prog-if 30 [XHCI])
>>      Subsystem: Lenovo uPD720200 USB 3.0 Host Controller
>>
>> When runtime power control for this controller is disabled
>> (/sys/bus/pci/devices/0000:0e:00.0/power/control = on), the controller
>> works fine and reaches over 120MB/s transfer rates.
>>
>> When runtime power control for this controller is enabled
>> (/sys/bus/pci/devices/0000:0e:00.0/power/control = auto), two effects
>> can be observed:
>>
>> - Transfer rates are much lower at around 30MB/s
>> - During transfers, the controller dies after a couple of seconds:
>>
>> xhci_hcd 0000:0e:00.0: xHCI host not responding to stop endpoint
>> command.
>> xhci_hcd 0000:0e:00.0: Assuming host is dying, halting host.
>> xhci_hcd 0000:0e:00.0: Host not halted after 16000 microseconds.
>> xhci_hcd 0000:0e:00.0: Non-responsive xHCI host is not halting.
>> xhci_hcd 0000:0e:00.0: Completing active URBs anyway.
>> xhci_hcd 0000:0e:00.0: HC died; cleaning up
>> sd 9:0:0:0: [sdc] tag#0 FAILED Result: hostbyte=DID_ERROR
>> driverbyte=DRIVER_OK
>> sd 9:0:0:0: [sdc] tag#0 CDB: Read(10) 28 00 00 19 a9 00 00 00 f0 00
>> blk_update_request: I/O error, dev sdc, sector 1681664
>> xhci_hcd 0000:0e:00.0: Stopped the command ring failed, maybe the host
>> is dead
>> xhci_hcd 0000:0e:00.0: Host not halted after 16000 microseconds.
>> xhci_hcd 0000:0e:00.0: Abort command ring failed
>> xhci_hcd 0000:0e:00.0: HC died; cleaning up
>>
>> At this point, a reboot is required to reactivate the controller,
>> unloading and reloading the xhci_* modules does not work.
>>
>
> With 120MB/s I assume it was a USB3 device.
> Was there any USB 2 device connected as well?
> Does this occur with only a USB2 device connected to xhci?
>
> xhci handles suspend/resume a bit differently for USB2 and USB3 roothubs.
>
> Does this happen on older kernels as well? 4.3 or 4.2 based?
>
> For more xhci debugging, do:
> echo -n 'module xhci_hcd =p' > /sys/kernel/debug/dynamic_debug/control
> and check dmesg for more xhci info.
>
> If reloading the module did not help it is more likely that the
> controller is in some
> unexpected state.
> If however, it would instead be just bad timeout timer handling we
> could just return immediately
> in the timeout handler, and check if the usb device(s) continue to
> work normally.
>
> This could be done by editing drivers/usb/hosts/xhci-ring.c
>
> +++ b/drivers/usb/host/xhci-ring.c
> @@ -831,6 +831,7 @@ void xhci_stop_endpoint_command_watchdog(unsigned
> long arg)
>         struct xhci_virt_ep *ep;
>         int ret, i, j;
>         unsigned long flags;
> +       return;
>
> -Mathias
>
>
Hello Mat,

thanks for your response. I have experimented with your suggestions.

As for your questions: No, there was only one USB3 stick connected to
the host controller during the tests. USB2 devices work fine too.

Yes, I encountered this problem on a 4.1 series kernel aswell as the 4.4
series.

I have enabled the debug controls and attached the results to this mail,
along with some commentary. I am hoping this works in the mailing list.

I've also tried your suggested modification, and it does seem to work!
With it, the controller does not die, but it still sacrifices a lot of
speed (as I had mentioned in the first mail of this thread)


I hope this is helpful!

Cheers,
- Mike
enabling auto powersave for the host controller

Feb 16 20:03:22 xhci_hcd 0000:0e:00.0: xhci_suspend: stopping port polling.
Feb 16 20:03:22 xhci_hcd 0000:0e:00.0: // Setting command ring address to 0xffffe001

inserting usb3 storage device

Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Setting command ring address to 0xffffe001
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_resume: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_hub_status_data: stopping port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_suspend: stopping port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Port Status Change Event for port 3
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: resume root hub
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: handle_port_status: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Setting command ring address to 0xffffe001
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Setting command ring address to 0xffffe001
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_resume: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_hub_status_data: stopping port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x202e1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x10101
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port connect change, actual port 0 status  = 0x2e1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 1 status  = 0x2a0
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x100
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_hub_status_data: stopping port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x2e1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x101
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Ding dong!
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot 1 output ctx = 0xffff9000 (dma)
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot 1 input ctx = 0xffffa000 (dma)
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Set slot id 1 dcbaa entry ffff88061dd1a008 to 0xffff9000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: set port reset, actual port 0 status  = 0x331
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_hub_status_data: stopping port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Port Status Change Event for port 3
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: handle_port_status: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x200e03
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x100503
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port reset change, actual port 0 status  = 0xe03
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Port Status Change Event for port 3
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: handle_port_status: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Port Status Change Event for port 1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: resume root hub
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: handle_port_status: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x21203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x10203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port connect change, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 1 status  = 0x2a0
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x2a0
Feb 16 20:03:33 usb 1-1: new high-speed USB device number 2 using xhci_hcd
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Set root hub portnum to 3
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Set fake root hub portnum to 1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: udev->tt =           (null)
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: udev->ttport = 0x0
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 1 Input Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5000 (virt) @ffffa000 (dma) 0x000000 - drop flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5004 (virt) @ffffa004 (dma) 0x000003 - add flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5008 (virt) @ffffa008 (dma) 0x000000 - rsvd2[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a500c (virt) @ffffa00c (dma) 0x000000 - rsvd2[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5010 (virt) @ffffa010 (dma) 0x000000 - rsvd2[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5014 (virt) @ffffa014 (dma) 0x000000 - rsvd2[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5018 (virt) @ffffa018 (dma) 0x000000 - rsvd2[4]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a501c (virt) @ffffa01c (dma) 0x000000 - rsvd2[5]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5020 (virt) @ffffa020 (dma) 0x8300000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5024 (virt) @ffffa024 (dma) 0x030000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5028 (virt) @ffffa028 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a502c (virt) @ffffa02c (dma) 0x000000 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5030 (virt) @ffffa030 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5034 (virt) @ffffa034 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5038 (virt) @ffffa038 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a503c (virt) @ffffa03c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5040 (virt) @ffffa040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5044 (virt) @ffffa044 (dma) 0x400026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5048 (virt) @ffffa048 (dma) 0xfffdf001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5050 (virt) @ffffa050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5054 (virt) @ffffa054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5058 (virt) @ffffa058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a505c (virt) @ffffa05c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5060 (virt) @ffffa060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5064 (virt) @ffffa064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5068 (virt) @ffffa068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5070 (virt) @ffffa070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5074 (virt) @ffffa074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5078 (virt) @ffffa078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a507c (virt) @ffffa07c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5080 (virt) @ffffa080 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5084 (virt) @ffffa084 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5088 (virt) @ffffa088 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5090 (virt) @ffffa090 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5094 (virt) @ffffa094 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5098 (virt) @ffffa098 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a509c (virt) @ffffa09c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Ding dong!
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Successful setup context command
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Op regs DCBAA ptr = 0x000000fffff000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 1 dcbaa entry @ffff88061dd1a008 = 0x000000ffff9000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Output Context DMA address = 0xffff9000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 1 Input Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5000 (virt) @ffffa000 (dma) 0x000000 - drop flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5004 (virt) @ffffa004 (dma) 0x000003 - add flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5008 (virt) @ffffa008 (dma) 0x000000 - rsvd2[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a500c (virt) @ffffa00c (dma) 0x000000 - rsvd2[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5010 (virt) @ffffa010 (dma) 0x000000 - rsvd2[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5014 (virt) @ffffa014 (dma) 0x000000 - rsvd2[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5018 (virt) @ffffa018 (dma) 0x000000 - rsvd2[4]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a501c (virt) @ffffa01c (dma) 0x000000 - rsvd2[5]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5020 (virt) @ffffa020 (dma) 0x8300000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5024 (virt) @ffffa024 (dma) 0x030000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5028 (virt) @ffffa028 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a502c (virt) @ffffa02c (dma) 0x000000 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5030 (virt) @ffffa030 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5034 (virt) @ffffa034 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5038 (virt) @ffffa038 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a503c (virt) @ffffa03c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5040 (virt) @ffffa040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5044 (virt) @ffffa044 (dma) 0x400026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5048 (virt) @ffffa048 (dma) 0xfffdf001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5050 (virt) @ffffa050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5054 (virt) @ffffa054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5058 (virt) @ffffa058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a505c (virt) @ffffa05c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5060 (virt) @ffffa060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5064 (virt) @ffffa064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5068 (virt) @ffffa068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5070 (virt) @ffffa070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5074 (virt) @ffffa074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5078 (virt) @ffffa078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a507c (virt) @ffffa07c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5080 (virt) @ffffa080 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5084 (virt) @ffffa084 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5088 (virt) @ffffa088 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5090 (virt) @ffffa090 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5094 (virt) @ffffa094 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a5098 (virt) @ffffa098 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8805fc8a509c (virt) @ffffa09c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 1 Output Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e000 (virt) @ffff9000 (dma) 0x8300000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e004 (virt) @ffff9004 (dma) 0x030000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e008 (virt) @ffff9008 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e00c (virt) @ffff900c (dma) 0x8000000 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e010 (virt) @ffff9010 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e014 (virt) @ffff9014 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e018 (virt) @ffff9018 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e01c (virt) @ffff901c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e020 (virt) @ffff9020 (dma) 0x000001 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e024 (virt) @ffff9024 (dma) 0x400026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e028 (virt) @ffff9028 (dma) 0xfffdf001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e030 (virt) @ffff9030 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e034 (virt) @ffff9034 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e038 (virt) @ffff9038 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e03c (virt) @ffff903c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e040 (virt) @ffff9040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e044 (virt) @ffff9044 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e048 (virt) @ffff9048 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e050 (virt) @ffff9050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e054 (virt) @ffff9054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e058 (virt) @ffff9058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e05c (virt) @ffff905c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e060 (virt) @ffff9060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e064 (virt) @ffff9064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e068 (virt) @ffff9068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e070 (virt) @ffff9070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e074 (virt) @ffff9074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e078 (virt) @ffff9078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff88060d07e07c (virt) @ffff907c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Internal device address = 0
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Ding dong!
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot 2 output ctx = 0xffff3000 (dma)
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot 2 input ctx = 0xffff2000 (dma)
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Set slot id 2 dcbaa entry ffff88061dd1a010 to 0xffff3000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: set port reset, actual port 0 status  = 0x1311
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Port Status Change Event for port 1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: handle_port_status: starting port polling.
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x201203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x100203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port reset change, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port warm(BH) reset change, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port link state change, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: clear port connect change, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: get port status, actual port 0 status  = 0x1203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Get port status returned 0x203
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Set root hub portnum to 1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Set fake root hub portnum to 1
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: udev->tt =           (null)
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: udev->ttport = 0x0
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 2 Input Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7000 (virt) @ffff2000 (dma) 0x000000 - drop flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7004 (virt) @ffff2004 (dma) 0x000003 - add flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7008 (virt) @ffff2008 (dma) 0x000000 - rsvd2[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d700c (virt) @ffff200c (dma) 0x000000 - rsvd2[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7010 (virt) @ffff2010 (dma) 0x000000 - rsvd2[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7014 (virt) @ffff2014 (dma) 0x000000 - rsvd2[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7018 (virt) @ffff2018 (dma) 0x000000 - rsvd2[4]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d701c (virt) @ffff201c (dma) 0x000000 - rsvd2[5]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7020 (virt) @ffff2020 (dma) 0x8400000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7024 (virt) @ffff2024 (dma) 0x010000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7028 (virt) @ffff2028 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d702c (virt) @ffff202c (dma) 0x000000 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7030 (virt) @ffff2030 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7034 (virt) @ffff2034 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7038 (virt) @ffff2038 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d703c (virt) @ffff203c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7040 (virt) @ffff2040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7044 (virt) @ffff2044 (dma) 0x2000026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7048 (virt) @ffff2048 (dma) 0xfffe1001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7050 (virt) @ffff2050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7054 (virt) @ffff2054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7058 (virt) @ffff2058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d705c (virt) @ffff205c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7060 (virt) @ffff2060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7064 (virt) @ffff2064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7068 (virt) @ffff2068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7070 (virt) @ffff2070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7074 (virt) @ffff2074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7078 (virt) @ffff2078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d707c (virt) @ffff207c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7080 (virt) @ffff2080 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7084 (virt) @ffff2084 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7088 (virt) @ffff2088 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7090 (virt) @ffff2090 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7094 (virt) @ffff2094 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7098 (virt) @ffff2098 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d709c (virt) @ffff209c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Ding dong!
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Successful setup address command
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Op regs DCBAA ptr = 0x000000fffff000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 2 dcbaa entry @ffff88061dd1a010 = 0x000000ffff3000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Output Context DMA address = 0xffff3000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 2 Input Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7000 (virt) @ffff2000 (dma) 0x000000 - drop flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7004 (virt) @ffff2004 (dma) 0x000003 - add flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7008 (virt) @ffff2008 (dma) 0x000000 - rsvd2[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d700c (virt) @ffff200c (dma) 0x000000 - rsvd2[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7010 (virt) @ffff2010 (dma) 0x000000 - rsvd2[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7014 (virt) @ffff2014 (dma) 0x000000 - rsvd2[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7018 (virt) @ffff2018 (dma) 0x000000 - rsvd2[4]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d701c (virt) @ffff201c (dma) 0x000000 - rsvd2[5]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7020 (virt) @ffff2020 (dma) 0x8400000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7024 (virt) @ffff2024 (dma) 0x010000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7028 (virt) @ffff2028 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d702c (virt) @ffff202c (dma) 0x000000 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7030 (virt) @ffff2030 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7034 (virt) @ffff2034 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7038 (virt) @ffff2038 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d703c (virt) @ffff203c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7040 (virt) @ffff2040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7044 (virt) @ffff2044 (dma) 0x2000026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7048 (virt) @ffff2048 (dma) 0xfffe1001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7050 (virt) @ffff2050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7054 (virt) @ffff2054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7058 (virt) @ffff2058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d705c (virt) @ffff205c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7060 (virt) @ffff2060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7064 (virt) @ffff2064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7068 (virt) @ffff2068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7070 (virt) @ffff2070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7074 (virt) @ffff2074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7078 (virt) @ffff2078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d707c (virt) @ffff207c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7080 (virt) @ffff2080 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7084 (virt) @ffff2084 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7088 (virt) @ffff2088 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7090 (virt) @ffff2090 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7094 (virt) @ffff2094 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7098 (virt) @ffff2098 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d709c (virt) @ffff209c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot ID 2 Output Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52000 (virt) @ffff3000 (dma) 0x8400000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52004 (virt) @ffff3004 (dma) 0x010000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52008 (virt) @ffff3008 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5200c (virt) @ffff300c (dma) 0x10000002 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52010 (virt) @ffff3010 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52014 (virt) @ffff3014 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52018 (virt) @ffff3018 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5201c (virt) @ffff301c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52020 (virt) @ffff3020 (dma) 0x000001 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52024 (virt) @ffff3024 (dma) 0x2000026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52028 (virt) @ffff3028 (dma) 0xfffe1001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52030 (virt) @ffff3030 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52034 (virt) @ffff3034 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52038 (virt) @ffff3038 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5203c (virt) @ffff303c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52040 (virt) @ffff3040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52044 (virt) @ffff3044 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52048 (virt) @ffff3048 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52050 (virt) @ffff3050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52054 (virt) @ffff3054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52058 (virt) @ffff3058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5205c (virt) @ffff305c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52060 (virt) @ffff3060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52064 (virt) @ffff3064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52068 (virt) @ffff3068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52070 (virt) @ffff3070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52074 (virt) @ffff3074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52078 (virt) @ffff3078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5207c (virt) @ffff307c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Internal device address = 2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Endpoint 0x0 ep reset callback called
Feb 16 20:03:33 usb 2-1: new SuperSpeed USB device number 3 using xhci_hcd
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Waiting for status stage event
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Waiting for status stage event
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Waiting for status stage event
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Waiting for status stage event
Feb 16 20:03:33 usb 2-1: New USB device found, idVendor=0951, idProduct=1666
Feb 16 20:03:33 usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
Feb 16 20:03:33 usb 2-1: Product: DataTraveler 3.0
Feb 16 20:03:33 usb 2-1: Manufacturer: Kingston
Feb 16 20:03:33 usb 2-1: SerialNumber: AC220B280C8FBFA1F96CA020
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: add ep 0x81, slot id 2, new drop flags = 0x0, new add flags = 0x8
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: add ep 0x2, slot id 2, new drop flags = 0x0, new add flags = 0x18
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_check_bandwidth called for udev ffff8800b9d09000
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: New Input Control Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7000 (virt) @ffff2000 (dma) 0x000000 - drop flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7004 (virt) @ffff2004 (dma) 0x000019 - add flags
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7008 (virt) @ffff2008 (dma) 0x000000 - rsvd2[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d700c (virt) @ffff200c (dma) 0x000000 - rsvd2[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7010 (virt) @ffff2010 (dma) 0x000000 - rsvd2[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7014 (virt) @ffff2014 (dma) 0x000000 - rsvd2[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7018 (virt) @ffff2018 (dma) 0x000000 - rsvd2[4]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d701c (virt) @ffff201c (dma) 0x000000 - rsvd2[5]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7020 (virt) @ffff2020 (dma) 0x20400000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7024 (virt) @ffff2024 (dma) 0x010000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7028 (virt) @ffff2028 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d702c (virt) @ffff202c (dma) 0x000000 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7030 (virt) @ffff2030 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7034 (virt) @ffff2034 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7038 (virt) @ffff2038 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d703c (virt) @ffff203c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7040 (virt) @ffff2040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7044 (virt) @ffff2044 (dma) 0x2000026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7048 (virt) @ffff2048 (dma) 0xfffe1001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7050 (virt) @ffff2050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7054 (virt) @ffff2054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7058 (virt) @ffff2058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d705c (virt) @ffff205c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7060 (virt) @ffff2060 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7064 (virt) @ffff2064 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7068 (virt) @ffff2068 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7070 (virt) @ffff2070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7074 (virt) @ffff2074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7078 (virt) @ffff2078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d707c (virt) @ffff207c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7080 (virt) @ffff2080 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7084 (virt) @ffff2084 (dma) 0x4000336 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7088 (virt) @ffff2088 (dma) 0xffff7001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7090 (virt) @ffff2090 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7094 (virt) @ffff2094 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d7098 (virt) @ffff2098 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d709c (virt) @ffff209c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 02 Context (ep_index 03):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70a0 (virt) @ffff20a0 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70a4 (virt) @ffff20a4 (dma) 0x4000316 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70a8 (virt) @ffff20a8 (dma) 0xfffd9001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70b0 (virt) @ffff20b0 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70b4 (virt) @ffff20b4 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70b8 (virt) @ffff20b8 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b68d70bc (virt) @ffff20bc (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: // Ding dong!
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Successful Endpoint Configure command
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Output context after successful config ep cmd:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Slot Context:
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52000 (virt) @ffff3000 (dma) 0x20400000 - dev_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52004 (virt) @ffff3004 (dma) 0x010000 - dev_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52008 (virt) @ffff3008 (dma) 0x000000 - tt_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5200c (virt) @ffff300c (dma) 0x18000002 - dev_state
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52010 (virt) @ffff3010 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52014 (virt) @ffff3014 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52018 (virt) @ffff3018 (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5201c (virt) @ffff301c (dma) 0x000000 - rsvd[3]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 00 Context (ep_index 00):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52020 (virt) @ffff3020 (dma) 0x000001 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52024 (virt) @ffff3024 (dma) 0x2000026 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52028 (virt) @ffff3028 (dma) 0xfffe1001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52030 (virt) @ffff3030 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52034 (virt) @ffff3034 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52038 (virt) @ffff3038 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5203c (virt) @ffff303c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 01 Context (ep_index 01):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52040 (virt) @ffff3040 (dma) 0x000000 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52044 (virt) @ffff3044 (dma) 0x000000 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52048 (virt) @ffff3048 (dma) 0x000000 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52050 (virt) @ffff3050 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52054 (virt) @ffff3054 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52058 (virt) @ffff3058 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5205c (virt) @ffff305c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: IN Endpoint 01 Context (ep_index 02):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52060 (virt) @ffff3060 (dma) 0x000001 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52064 (virt) @ffff3064 (dma) 0x4000336 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52068 (virt) @ffff3068 (dma) 0xffff7001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52070 (virt) @ffff3070 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52074 (virt) @ffff3074 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52078 (virt) @ffff3078 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5207c (virt) @ffff307c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: OUT Endpoint 02 Context (ep_index 03):
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52080 (virt) @ffff3080 (dma) 0x000001 - ep_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52084 (virt) @ffff3084 (dma) 0x4000316 - ep_info2
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52088 (virt) @ffff3088 (dma) 0xfffd9001 - deq
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52090 (virt) @ffff3090 (dma) 0x000000 - tx_info
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52094 (virt) @ffff3094 (dma) 0x000000 - rsvd[0]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a52098 (virt) @ffff3098 (dma) 0x000000 - rsvd[1]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: @ffff8800b6a5209c (virt) @ffff309c (dma) 0x000000 - rsvd[2]
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Endpoint 0x81 ep reset callback called
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: Endpoint 0x2 ep reset callback called
Feb 16 20:03:33 usb-storage 2-1:1.0: USB Mass Storage device detected
Feb 16 20:03:33 scsi host7: usb-storage 2-1:1.0
Feb 16 20:03:33 udevd[3037]: failed to execute '/usr/local/sbin/LOCK' '/usr/local/sbin/LOCK': Permission denied
Feb 16 20:03:33 xhci_hcd 0000:0e:00.0: xhci_hub_status_data: stopping port polling.
Feb 16 20:03:34 scsi 7:0:0:0: Direct-Access     Kingston DataTraveler 3.0 PMAP PQ: 0 ANSI: 6
Feb 16 20:03:34 sd 7:0:0:0: Attached scsi generic sg2 type 0
Feb 16 20:03:34 sd 7:0:0:0: [sdc] 121110528 512-byte logical blocks: (62.0 GB/57.7 GiB)
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 192 bytes, 122 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff8805fc825780, len = 70, expected = 192, status = -121
Feb 16 20:03:34 sd 7:0:0:0: [sdc] Write Protect is off
Feb 16 20:03:34 sd 7:0:0:0: [sdc] Mode Sense: 45 00 00 00
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 192 bytes, 122 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff8805fc825780, len = 70, expected = 192, status = -121
Feb 16 20:03:34 sd 7:0:0:0: [sdc] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 96 bytes, 78 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff88061df7e600, len = 18, expected = 96, status = -121
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 192 bytes, 122 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff8805fc8256c0, len = 70, expected = 192, status = -121
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 192 bytes, 122 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff8805fc8256c0, len = 70, expected = 192, status = -121
Feb 16 20:03:34  sdc: sdc1
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 192 bytes, 122 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff88061df7e480, len = 70, expected = 192, status = -121
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: ep 0x81 - asked for 192 bytes, 122 bytes untransferred
Feb 16 20:03:34 xhci_hcd 0000:0e:00.0: Giveback URB ffff88061df7e480, len = 70, expected = 192, status = -121
Feb 16 20:03:34 sd 7:0:0:0: [sdc] Attached SCSI removable disk
Feb 16 20:03:38 xhci_hcd 0000:0e:00.0: Cancel URB ffff8805fc825600, dev 1, ep 0x0, starting at offset 0xfffdf000
Feb 16 20:03:38 xhci_hcd 0000:0e:00.0: // Ding dong!

... a few seconds later ...

Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: xHCI host not responding to stop endpoint command.
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Assuming host is dying, halting host.
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: // Halt the HC
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Host not halted after 16000 microseconds.
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Non-responsive xHCI host is not halting.
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Completing active URBs anyway.
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Killing URBs for slot ID 1, ep index 0
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Killing URBs for slot ID 2, ep index 0
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Killing URBs for slot ID 2, ep index 2
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Killing URBs for slot ID 2, ep index 3
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Calling usb_hc_died()
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: HC died; cleaning up
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: xHCI host controller is dead.
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Command timeout
Feb 16 20:03:43 xhci_hcd 0000:0e:00.0: Abort command ring
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Stopped the command ring failed, maybe the host is dead
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: // Halt the HC
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Host not halted after 16000 microseconds.
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Abort command ring failed
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: HC died; cleaning up
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: xHCI host controller is dead.
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Ep 0x0: URB ffff880600f54840 submitted for non-responsive xHCI host.
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Ep 0x0: URB ffff880600f54840 submitted for non-responsive xHCI host.
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Endpoint 0x0 ep reset callback called
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: xHCI dying or halted, can't queue_command
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: FIXME: allocate a command ring segment
Feb 16 20:04:08 usb usb1-port1: couldn't allocate usb_device
Feb 16 20:04:08 usb 2-1: USB disconnect, device number 3
Feb 16 20:04:08 scsi 7:0:0:0: rejecting I/O to offline device
Feb 16 20:04:08 scsi 7:0:0:0: killing request
Feb 16 20:04:08 sdc: detected capacity change from 62008590336 to 0
Feb 16 20:04:08 xhci_hcd 0000:0e:00.0: Secondary root hub is not suspended

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