[REBOOT] Sudden Random Reboot and black screen at start up!

- x64;
- the original installed OS on the system: Windows 7 fresh install;
- full retail version;
- What is the age of system (hardware):
less than one year;
- What is the age of OS installation: less than three months.

Hello, this morning my elitebook 8540w suddenly rebooted and during restart it displayed a black screen.
Here attached the files for the analisys.


Thank you.

Your Avast sofware is the cause, remove it and use MSE

Code:

*******************************************************************************
*                                                                             *
*                        Bugcheck Analysis                                    *
*                                                                             *
*******************************************************************************

Use !analyze -v to get detailed debugging information.

BugCheck 122, {a, 4, 0, 0}

Unable to load image \SystemRoot\System32\Drivers\aswSnx.SYS, Win32 error 0n2
*** WARNING: Unable to verify timestamp for aswSnx.SYS
*** ERROR: Module load completed but symbols could not be loaded for aswSnx.SYS
Probably caused by : pci.sys ( pci!ExpressRootPortAerInterruptRoutine+27f )


WHEA_INTERNAL_ERROR (122)
Arguments:
Arg1: 000000000000000a
Arg2: 0000000000000004
Arg3: 0000000000000000
Arg4: 0000000000000000

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


CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  VISTA_DRIVER_FAULT

BUGCHECK_STR:  0x122

PROCESS_NAME:  TeaTimer.exe

CURRENT_IRQL:  a

TRAP_FRAME:  fffff8800cbc8270 -- (.trap 0xfffff8800cbc8270)
NOTE: The trap frame does not contain all registers.
Some register values may be zeroed or incorrect.
rax=0000000000001000 rbx=0000000000000000 rcx=00000000006f0000
rdx=00000000006f1000 rsi=0000000000000000 rdi=0000000000000000
rip=fffff800035bb5d4 rsp=fffff8800cbc8400 rbp=000000000000004c
 r8=fffffffffffff000  r9=0000000000001000 r10=fffffa800c859ba0
r11=fffffa800d700660 r12=0000000000000000 r13=0000000000000000
r14=0000000000000000 r15=0000000000000000
iopl=0         nv up ei pl nz na po nc
nt!NtQueryObject+0xa4:
fffff800`035bb5d4 8a01            mov     al,byte ptr [rcx] ds:00000000`006f0000=??
Resetting default scope

LAST_CONTROL_TRANSFER:  from fffff800033e7693 to fffff800032da640

STACK_TEXT:  
fffff880`0cbc7d48 fffff800`033e7693 : 00000000`00000122 00000000`0000000a 00000000`00000004 00000000`00000000 : nt!KeBugCheckEx
fffff880`0cbc7d50 fffff880`00e73bcf : fffffa80`00000000 fffffa80`06ce40c0 00000000`00000000 fffffa80`07b4b010 : nt!WheaReportHwError+0x123
fffff880`0cbc7db0 fffff880`00e735f6 : 00000000`00000000 fffff880`0cbc7f00 fffffa80`07cd2d80 00000000`00000018 : pci!ExpressRootPortAerInterruptRoutine+0x27f
fffff880`0cbc7e10 fffff800`032d647c : 00000000`00000111 fffffa80`020cadb0 fffffa80`07cd2d80 fffffa80`020cad01 : pci!ExpressRootPortInterruptRoutine+0x36
fffff880`0cbc7e80 fffff800`03310d99 : fffff880`03364180 00000000`00000001 00000000`000a4399 00000000`00000000 : nt!KiInterruptDispatch+0x16c
fffff880`0cbc8010 fffff800`0330fced : 00000000`00000000 00000000`00000001 ffffffff`ffffffff fffff800`034051de : nt!KxFlushEntireTb+0xa5
fffff880`0cbc8050 fffff800`033339e0 : 00000000`00000001 fffff680`00003780 00000000`00000001 fffffa80`0c806f78 : nt!KeFlushTb+0x119
fffff880`0cbc80d0 fffff800`032e809d : fffffa80`020cadb0 fffff880`0cbc8180 00000000`006f0fff 00000000`00000000 : nt! ?? ::FNODOBFM::`string'+0xae02
fffff880`0cbc8110 fffff800`032d876e : 00000000`00000000 00000000`006f0000 00000000`00000000 00000000`00000000 : nt!MmAccessFault+0xa7d
fffff880`0cbc8270 fffff800`035bb5d4 : 00000000`0000004c 00000000`00000000 fffff8a0`03a44c70 fffff880`0cbc8458 : nt!KiPageFault+0x16e
fffff880`0cbc8400 fffff880`01776809 : 00000000`00000001 00000000`00000000 00000000`0020a940 fffffa80`0b853a00 : nt!NtQueryObject+0xa4
fffff880`0cbc8510 00000000`00000001 : 00000000`00000000 00000000`0020a940 fffffa80`0b853a00 00000000`00000000 : aswSnx+0x1f809
fffff880`0cbc8518 00000000`00000000 : 00000000`0020a940 fffffa80`0b853a00 00000000`00000000 fffff8a0`00000004 : 0x1


STACK_COMMAND:  kb

FOLLOWUP_IP: 
pci!ExpressRootPortAerInterruptRoutine+27f
fffff880`00e73bcf c78628050000ffffff7f mov dword ptr [rsi+528h],7FFFFFFFh

SYMBOL_STACK_INDEX:  2

SYMBOL_NAME:  pci!ExpressRootPortAerInterruptRoutine+27f

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: pci

IMAGE_NAME:  pci.sys

DEBUG_FLR_IMAGE_TIMESTAMP:  4ce7928f

FAILURE_BUCKET_ID:  X64_0x122_pci!ExpressRootPortAerInterruptRoutine+27f

BUCKET_ID:  X64_0x122_pci!ExpressRootPortAerInterruptRoutine+27f

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

Hello, teatimer.exe belongs to Spybot-S&D.

cypherinfo said:

Hello, teatimer.exe belongs to Spybot-S&D.

Yes but Avast was the cause of the BSOD :)