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Windows 7: BSOD - ntoskrnl.exe

05 Dec 2014   #1

Windows 7 64bit
BSOD - ntoskrnl.exe

Ran memtest 5 times and found 0 issues.

Here's some files holding more information about this
Hope they open okay, first time posting here.
Also sometimes restarts randomly

My System SpecsSystem Spec
06 Dec 2014   #2

Microsoft Community Contributor Award Recipient

Windows 10 Home 64Bit


Caused by: Core Temp - CPU temperature monitor

Uninstall to test.

Revo Uninstaller:

Use Revo Uninstaller to uninstall stubborn software.

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

Loading Dump File [C:\Users\admin\Downloads\SF_04-12-2014\SF_04-12-2014\120414-32666-01.dmp]
Mini Kernel Dump File: Only registers and stack trace are available

Symbol search path is: SRV*c:\symbols*
Executable search path is: 
Windows 7 Kernel Version 7601 (Service Pack 1) MP (8 procs) Free x64
Product: WinNt, suite: TerminalServer SingleUserTS Personal
Built by: 7601.18409.amd64fre.win7sp1_gdr.140303-2144
Machine Name:
Kernel base = 0xfffff800`02e1d000 PsLoadedModuleList = 0xfffff800`03060890
Debug session time: Fri Dec  5 10:42:14.836 2014 (UTC + 6:00)
System Uptime: 0 days 9:21:59.007
Loading Kernel Symbols
Loading User Symbols
Loading unloaded module list
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *

Use !analyze -v to get detailed debugging information.

BugCheck 50, {fffffa800ce00000, 0, fffff8800a8e961e, 0}

*** WARNING: Unable to verify timestamp for ALSysIO64.sys
*** ERROR: Module load completed but symbols could not be loaded for ALSysIO64.sys

Could not read faulting driver name
Probably caused by : ALSysIO64.sys ( ALSysIO64+361e )

Followup: MachineOwner

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

Invalid system memory was referenced.  This cannot be protected by try-except,
it must be protected by a Probe.  Typically the address is just plain bad or it
is pointing at freed memory.
Arg1: fffffa800ce00000, memory referenced.
Arg2: 0000000000000000, value 0 = read operation, 1 = write operation.
Arg3: fffff8800a8e961e, If non-zero, the instruction address which referenced the bad memory
Arg4: 0000000000000000, (reserved)

Debugging Details:

Could not read faulting driver name

READ_ADDRESS: GetPointerFromAddress: unable to read from fffff800030ca100
GetUlongFromAddress: unable to read from fffff800030ca1c0
 fffffa800ce00000 Nonpaged pool

fffff880`0a8e961e 4c8b4c0af0      mov     r9,qword ptr [rdx+rcx-10h]





PROCESS_NAME:  Core Temp.exe


TRAP_FRAME:  fffff8800a0986c0 -- (.trap 0xfffff8800a0986c0)
NOTE: The trap frame does not contain all registers.
Some register values may be zeroed or incorrect.
rax=0000000000000015 rbx=0000000000000000 rcx=fffff88015db0ce8
rdx=000001fff704f324 rsi=0000000000000000 rdi=0000000000000000
rip=fffff8800a8e961e rsp=fffff8800a098858 rbp=fffff8800a098b60
 r8=000000006279732f  r9=00000000fffffa80 r10=0000000000000000
r11=fffff88012e001e8 r12=0000000000000000 r13=0000000000000000
r14=0000000000000000 r15=0000000000000000
iopl=0         nv up ei ng nz na po nc
fffff880`0a8e961e 4c8b4c0af0      mov     r9,qword ptr [rdx+rcx-10h] ds:fffffa80`0cdffffc=????????????????
Resetting default scope

LAST_CONTROL_TRANSFER:  from fffff80002f10bf0 to fffff80002e92bc0

fffff880`0a098558 fffff800`02f10bf0 : 00000000`00000050 fffffa80`0ce00000 00000000`00000000 fffff880`0a0986c0 : nt!KeBugCheckEx
fffff880`0a098560 fffff800`02e90cee : 00000000`00000000 fffffa80`0ce00000 fffffa80`09e4f500 fffff880`12e001e8 : nt! ?? ::FNODOBFM::`string'+0x4518f
fffff880`0a0986c0 fffff880`0a8e961e : fffff880`0a8e8c77 00000000`e00c31e8 00000000`6574732f fffffa80`0000a275 : nt!KiPageFault+0x16e
fffff880`0a098858 fffff880`0a8e8c77 : 00000000`e00c31e8 00000000`6574732f fffffa80`0000a275 fffff6fc`403c2a38 : ALSysIO64+0x361e
fffff880`0a098860 00000000`e00c31e8 : 00000000`6574732f fffffa80`0000a275 fffff6fc`403c2a38 fffffa80`0c628580 : ALSysIO64+0x2c77
fffff880`0a098868 00000000`6574732f : fffffa80`0000a275 fffff6fc`403c2a38 fffffa80`0c628580 fffff880`0a8e7375 : 0xe00c31e8
fffff880`0a098870 fffffa80`0000a275 : fffff6fc`403c2a38 fffffa80`0c628580 fffff880`0a8e7375 00000000`e00c31e8 : 0x6574732f
fffff880`0a098878 fffff6fc`403c2a38 : fffffa80`0c628580 fffff880`0a8e7375 00000000`e00c31e8 00000000`c0000002 : 0xfffffa80`0000a275
fffff880`0a098880 fffffa80`0c628580 : fffff880`0a8e7375 00000000`e00c31e8 00000000`c0000002 fffffa80`0c6285b8 : 0xfffff6fc`403c2a38
fffff880`0a098888 fffff880`0a8e7375 : 00000000`e00c31e8 00000000`c0000002 fffffa80`0c6285b8 00000000`00000001 : 0xfffffa80`0c628580
fffff880`0a098890 00000000`e00c31e8 : 00000000`c0000002 fffffa80`0c6285b8 00000000`00000001 00000000`00000001 : ALSysIO64+0x1375
fffff880`0a098898 00000000`c0000002 : fffffa80`0c6285b8 00000000`00000001 00000000`00000001 00000000`00000004 : 0xe00c31e8
fffff880`0a0988a0 fffffa80`0c6285b8 : 00000000`00000001 00000000`00000001 00000000`00000004 fffffa80`0c628580 : 0xc0000002
fffff880`0a0988a8 00000000`00000001 : 00000000`00000001 00000000`00000004 fffffa80`0c628580 fffff800`031afe67 : 0xfffffa80`0c6285b8
fffff880`0a0988b0 00000000`00000001 : 00000000`00000004 fffffa80`0c628580 fffff800`031afe67 fffffa80`0b6d2bc0 : 0x1
fffff880`0a0988b8 00000000`00000004 : fffffa80`0c628580 fffff800`031afe67 fffffa80`0b6d2bc0 fffff880`0a098b60 : 0x1
fffff880`0a0988c0 fffffa80`0c628580 : fffff800`031afe67 fffffa80`0b6d2bc0 fffff880`0a098b60 fffffa80`0b6d2bc0 : 0x4
fffff880`0a0988c8 fffff800`031afe67 : fffffa80`0b6d2bc0 fffff880`0a098b60 fffffa80`0b6d2bc0 fffffa80`0c628580 : 0xfffffa80`0c628580
fffff880`0a0988d0 fffff800`031b06c6 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!IopXxxControlFile+0x607
fffff880`0a098a00 fffff800`02e91e53 : fffffa80`07363500 00000000`00000001 fffffa80`08289060 fffff800`0318a7a4 : nt!NtDeviceIoControlFile+0x56
fffff880`0a098a70 00000000`7720132a : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : nt!KiSystemServiceCopyEnd+0x13
00000000`002ff728 00000000`00000000 : 00000000`00000000 00000000`00000000 00000000`00000000 00000000`00000000 : 0x7720132a


fffff880`0a8e961e 4c8b4c0af0      mov     r9,qword ptr [rdx+rcx-10h]



FOLLOWUP_NAME:  MachineOwner




FAILURE_BUCKET_ID:  X64_0x50_ALSysIO64+361e

BUCKET_ID:  X64_0x50_ALSysIO64+361e

Followup: MachineOwner

2: kd> lmvm ALSysIO64
start             end                 module name
fffff880`0a8e6000 fffff880`0a8ef000   ALSysIO64 T (no symbols)           
    Loaded symbol image file: ALSysIO64.sys
    Image path: \??\C:\Users\Mason\AppData\Local\Temp\ALSysIO64.sys
    Image name: ALSysIO64.sys
    Timestamp:        Sun Jul 10 06:27:45 2011 (4E18F201)
    CheckSum:         000069F7
    ImageSize:        00009000
    Translations:     0000.04b0 0000.04e4 0409.04b0 0409.04e4
Make scans with the following:

Kaspersky TDSSKillerESET online scanner:
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:
My System SpecsSystem Spec
07 Dec 2014   #3

Windows 7 64bit

Thanks for the fast response! So far so good after getting rid of core temp. Will run scans overnight and will continue to check for errors. Will mark solved after a couple days if it continues to be stable.

My System SpecsSystem Spec


 BSOD - ntoskrnl.exe

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