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Windows 7: BSOD on startup, error code:b8

09 Nov 2015   #1
slyfox77

Windows 7 professional x64
 
 
BSOD on startup, error code:b8

Computer keep having error on startup over a few weeks. Sometime it works fine but lately it has been restarting and leading me to safe mode option. Please provide me some advice.


My System SpecsSystem Spec
.
11 Nov 2015   #2
koolkat77

Microsoft Community Contributor Award Recipient

Windows 10 Home 64Bit
 
 

 Clean boot
Reduce items at start-up. No software except anti-virus is required plus doing this improves the time for logging into windows:Run the System File Checker that scans the of all protected Windows 7 system files and replaces incorrect corrupted, changed/modified, or damaged versions with the correct versions if possible:
  • Click on the
  • Type CMD on Search
  • Left click and Run as Administrator
  • Type SFC /scannow
Full tutorial here:Run Disk Check on your Hard Drive for file system errors and bad sectors on it.

 Hard Drive Diagnostics

  • Double click and open my computer.
  • Right click on desired drive and hit properties.
  • Click on tools tab and Check now.

Read complete instructions on the tutorial: Disk Check

Other Tests:
 


Code:
Microsoft (R) Windows Debugger Version 10.0.10240.9 X86
Copyright (c) Microsoft Corporation. All rights reserved.


Loading Dump File [C:\Users\Yusra\Downloads\SLY-HP-09_11_2015_220533_04\110615-14227-01.dmp]
Mini Kernel Dump File: Only registers and stack trace are available


************* Symbol Path validation summary **************
Response                         Time (ms)     Location
Deferred                                       SRV*c:\symbols*http://msdl.microsoft.com/download/symbols
Symbol search path is: SRV*c:\symbols*http://msdl.microsoft.com/download/symbols
Executable search path is: 
No .natvis files found at C:\Program Files\Windows Kits\10\Debuggers\x86\Visualizers.
Windows 7 Kernel Version 7601 (Service Pack 1) MP (8 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS
Built by: 7601.19018.amd64fre.win7sp1_gdr.150928-1507
Machine Name:
Kernel base = 0xfffff800`0381c000 PsLoadedModuleList = 0xfffff800`03a63730
Debug session time: Fri Nov  6 20:00:52.051 2015 (UTC + 6:00)
System Uptime: 0 days 0:00:22.957
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 B8, {fffffa80105835a0, fffff80003a1dcc0, 0, 0}

Probably caused by : ntkrnlmp.exe ( nt!SwapContext_PatchXRstor+120 )

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

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

ATTEMPTED_SWITCH_FROM_DPC (b8)
A wait operation, attach process, or yield was attempted from a DPC routine.
This is an illegal operation and the stack track will lead to the offending
code and original DPC routine.
Arguments:
Arg1: fffffa80105835a0, Original thread which is the cause of the failure
Arg2: fffff80003a1dcc0, New thread
Arg3: 0000000000000000, Stack address of the original thread
Arg4: 0000000000000000

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


SYSTEM_SKU:  F4C76PP#AB4

SYSTEM_VERSION:  A3009DD10303

BIOS_DATE:  11/04/2013

BASEBOARD_PRODUCT:  1944

BASEBOARD_VERSION:  KBC Version 89.10

BUGCHECK_P1: fffffa80105835a0

BUGCHECK_P2: fffff80003a1dcc0

BUGCHECK_P3: 0

BUGCHECK_P4: 0

FAULTING_THREAD:  105835a0

CPU_COUNT: 8

CPU_MHZ: 892

CPU_VENDOR:  GenuineIntel

CPU_FAMILY: 6

CPU_MODEL: 3c

CPU_STEPPING: 3

CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  WIN7_DRIVER_FAULT

BUGCHECK_STR:  0xB8

PROCESS_NAME:  System

CURRENT_IRQL:  2

ANALYSIS_VERSION: 10.0.10240.9 x86fre

DPC_STACK_BASE:  FFFFF80000BA0FB0

STACK_OVERFLOW: Stack Limit: fffff80000b9afb0. Use (kF) and (!stackusage) to investigate stack usage.

LAST_CONTROL_TRANSFER:  from fffff800038935b4 to fffff80003890200

STACK_TEXT:  
fffff800`00b9abf8 fffff800`038935b4 : 00000000`000000b8 fffffa80`105835a0 fffff800`03a1dcc0 00000000`00000000 : nt!KeBugCheckEx
fffff800`00b9ac00 00000000`000000b8 : fffffa80`105835a0 fffff800`03a1dcc0 00000000`00000000 00000000`00000000 : nt!SwapContext_PatchXRstor+0x120
fffff800`00b9ac08 fffffa80`105835a0 : fffff800`03a1dcc0 00000000`00000000 00000000`00000000 00000000`00000201 : 0xb8
fffff800`00b9ac10 fffff800`03a1dcc0 : 00000000`00000000 00000000`00000000 00000000`00000201 00000000`00000002 : 0xfffffa80`105835a0
fffff800`00b9ac18 00000000`00000000 : 00000000`00000000 00000000`00000201 00000000`00000002 fffff800`03887fbd : nt!KiInitialThread


STACK_COMMAND:  .thread 0xfffffa80105835a0 ; kb

FOLLOWUP_IP: 
nt!SwapContext_PatchXRstor+120
fffff800`038935b4 c3              ret

SYMBOL_STACK_INDEX:  1

SYMBOL_NAME:  nt!SwapContext_PatchXRstor+120

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: nt

IMAGE_NAME:  ntkrnlmp.exe

DEBUG_FLR_IMAGE_TIMESTAMP:  5609efa0

IMAGE_VERSION:  6.1.7601.19018

FAILURE_BUCKET_ID:  X64_0xB8_nt!SwapContext_PatchXRstor+120

BUCKET_ID:  X64_0xB8_nt!SwapContext_PatchXRstor+120

PRIMARY_PROBLEM_CLASS:  X64_0xB8_nt!SwapContext_PatchXRstor+120

ANALYSIS_SOURCE:  KM

FAILURE_ID_HASH_STRING:  km:x64_0xb8_nt!swapcontext_patchxrstor+120

FAILURE_ID_HASH:  {21c47b72-ebac-db5b-19e0-cb94026da3c8}

Followup:     MachineOwner
---------
My System SpecsSystem Spec
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 BSOD on startup, error code:b8




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