BSOD issue

Is the problem a USB port if so how do I fix this? My usb port failed a few months ago and only now have I started getting BSOD's... Please halp!


************* Symbol Path validation summary **************
Response Time (ms) Location
Deferred srv*DownstreamStore*http://msdl.microsoft.com/download/symbols
Symbol search path is: srv*DownstreamStore*http://msdl.microsoft.com/download/symbols
Executable search path is:
Windows 7 Kernel Version 7601 (Service Pack 1) MP (4 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS Personal
Built by: 7601.18409.amd64fre.win7sp1_gdr.140303-2144
Machine Name:
Kernel base = 0xfffff800`03049000 PsLoadedModuleList = 0xfffff800`0328c890
Debug session time: Sun Oct 19 11:38:49.827 2014 (UTC + 1:00)
System Uptime: 0 days 6:47:29.786
Loading Kernel Symbols
.

Press ctrl-c (cdb, kd, ntsd) or ctrl-break (windbg) to abort symbol loads that take too long.
Run !sym noisy before .reload to track down problems loading symbols.

..............................................................
................................................................
................
Loading User Symbols
Loading unloaded module list
.....
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck FE, {8, 6, b, fffffa800ac9e000}

Probably caused by : usbhub.sys ( usbhub!UsbhHubProcessChangeWorker+ec )

Followup: MachineOwner
---------

2: kd> !analyze -v
*******************************************************************************
* *
* Bugcheck Analysis *
* *
*******************************************************************************

BUGCODE_USB_DRIVER (fe)
USB Driver bugcheck, first parameter is USB bugcheck code.
Arguments:
Arg1: 0000000000000008, USBBUGCODE_RESERVED_USBHUB
Arg2: 0000000000000006, USBHUB_TRAP_FATAL_TIMEOUT
Arg3: 000000000000000b, TimeoutCode
Arg4: fffffa800ac9e000

Debugging Details:
------------------


CUSTOMER_CRASH_COUNT: 1

DEFAULT_BUCKET_ID: WIN7_DRIVER_FAULT

BUGCHECK_STR: 0xFE

PROCESS_NAME: System

CURRENT_IRQL: 0

ANALYSIS_VERSION: 6.3.9600.17237 (debuggers(dbg).140716-0327) amd64fre

LAST_CONTROL_TRANSFER: from fffff8800403aa5c to fffff800030bebc0

STACK_TEXT:
fffff880`033a1ad8 fffff880`0403aa5c : 00000000`000000fe 00000000`00000008 00000000`00000006 00000000`0000000b : nt!KeBugCheckEx
fffff880`033a1ae0 fffff800`033b5c93 : fffffa80`0a059050 00000000`00000001 ffffffff`dc3a58a0 fffff800`032642d8 : usbhub!UsbhHubProcessChangeWorker+0xec
fffff880`033a1b40 fffff800`030c8261 : fffff800`032642d8 fffff800`033b5c01 fffffa80`06d74b00 fffffa80`00000000 : nt!IopProcessWorkItem+0x23
fffff880`033a1b70 fffff800`0335a73a : 00000000`00000000 fffffa80`06d74b50 00000000`00000080 fffffa80`06d02040 : nt!ExpWorkerThread+0x111
fffff880`033a1c00 fffff800`030af8e6 : fffff880`03165180 fffffa80`06d74b50 fffff880`0316ffc0 00000000`00000000 : nt!PspSystemThreadStartup+0x5a
fffff880`033a1c40 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!KxStartSystemThread+0x16


STACK_COMMAND: kb

FOLLOWUP_IP:
usbhub!UsbhHubProcessChangeWorker+ec
fffff880`0403aa5c cc int 3

SYMBOL_STACK_INDEX: 1

SYMBOL_NAME: usbhub!UsbhHubProcessChangeWorker+ec

FOLLOWUP_NAME: MachineOwner

MODULE_NAME: usbhub

IMAGE_NAME: usbhub.sys

DEBUG_FLR_IMAGE_TIMESTAMP: 52954dd0

IMAGE_VERSION: 6.1.7601.18328

FAILURE_BUCKET_ID: X64_0xFE_usbhub!UsbhHubProcessChangeWorker+ec

BUCKET_ID: X64_0xFE_usbhub!UsbhHubProcessChangeWorker+ec

ANALYSIS_SOURCE: KM

FAILURE_ID_HASH_STRING: km:x64_0xfe_usbhub!usbhhubprocesschangeworker+ec

FAILURE_ID_HASH: {b9c3ad3d-f5ac-262b-64c5-078b70d18563}

Followup: MachineOwner
---------

Please follow Blue Screen of Death (BSOD) Posting Instructions to grab all and upload a report here.

If you don't get a reply in 24 hours, bump the thread.

Okay so I checked the dump.

What are the devices connected to the USB ports?

Code:

Microsoft (R) Windows Debugger Version 6.2.9200.20512 X86
Copyright (c) Microsoft Corporation. All rights reserved.


Loading Dump File [C:\Downloads\MATT-PC-20_10_2014__63626_90\101914-19578-01.dmp]
Mini Kernel Dump File: Only registers and stack trace are available

Symbol search path is: SRV*c:\symbols*http://msdl.microsoft.com/download/symbols
Executable search path is: 
Windows 7 Kernel Version 7601 (Service Pack 1) MP (4 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS Personal
Built by: 7601.18409.amd64fre.win7sp1_gdr.140303-2144
Machine Name:
Kernel base = 0xfffff800`03049000 PsLoadedModuleList = 0xfffff800`0328c890
Debug session time: Sun Oct 19 16:38:49.827 2014 (UTC + 6:00)
System Uptime: 0 days 6:47:29.786
Loading Kernel Symbols
...............................................................
................................................................
................
Loading User Symbols
Loading unloaded module list
.....
*******************************************************************************
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck FE, {8, 6, b, fffffa800ac9e000}

Probably caused by : usbhub.sys ( usbhub!UsbhHubProcessChangeWorker+ec )

Followup: MachineOwner
---------

2: kd> !analyze -v
*******************************************************************************
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *
*******************************************************************************

BUGCODE_USB_DRIVER (fe)
USB Driver bugcheck, first parameter is USB bugcheck code.
Arguments:
Arg1: 0000000000000008, USBBUGCODE_RESERVED_USBHUB
Arg2: 0000000000000006, USBHUB_TRAP_FATAL_TIMEOUT
Arg3: 000000000000000b, TimeoutCode
Arg4: fffffa800ac9e000

Debugging Details:
------------------


CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  WIN7_DRIVER_FAULT

BUGCHECK_STR:  0xFE

PROCESS_NAME:  System

CURRENT_IRQL:  0

LAST_CONTROL_TRANSFER:  from fffff8800403aa5c to fffff800030bebc0

STACK_TEXT:  
fffff880`033a1ad8 fffff880`0403aa5c : 00000000`000000fe 00000000`00000008 00000000`00000006 00000000`0000000b : nt!KeBugCheckEx
fffff880`033a1ae0 fffff800`033b5c93 : fffffa80`0a059050 00000000`00000001 ffffffff`dc3a58a0 fffff800`032642d8 : usbhub!UsbhHubProcessChangeWorker+0xec
fffff880`033a1b40 fffff800`030c8261 : fffff800`032642d8 fffff800`033b5c01 fffffa80`06d74b00 fffffa80`00000000 : nt!IopProcessWorkItem+0x23
fffff880`033a1b70 fffff800`0335a73a : 00000000`00000000 fffffa80`06d74b50 00000000`00000080 fffffa80`06d02040 : nt!ExpWorkerThread+0x111
fffff880`033a1c00 fffff800`030af8e6 : fffff880`03165180 fffffa80`06d74b50 fffff880`0316ffc0 00000000`00000000 : nt!PspSystemThreadStartup+0x5a
fffff880`033a1c40 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!KxStartSystemThread+0x16


STACK_COMMAND:  kb

FOLLOWUP_IP: 
usbhub!UsbhHubProcessChangeWorker+ec
fffff880`0403aa5c cc              int     3

SYMBOL_STACK_INDEX:  1

SYMBOL_NAME:  usbhub!UsbhHubProcessChangeWorker+ec

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: usbhub

IMAGE_NAME:  usbhub.sys

DEBUG_FLR_IMAGE_TIMESTAMP:  52954dd0

FAILURE_BUCKET_ID:  X64_0xFE_usbhub!UsbhHubProcessChangeWorker+ec

BUCKET_ID:  X64_0xFE_usbhub!UsbhHubProcessChangeWorker+ec

Followup: MachineOwner
---------

Enable Driver Verifier to see if it catches any misbehaving driver:

• Driver Verifier - Enable and Disable