BSOD randomly, ntoskrnl.exe, W7 x64

Welcome to the forum.

Just one dump which indicates hardware issue.

BSOD Analyze

Code:

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

Use !analyze -v to get detailed debugging information.

BugCheck 124, {0, fffffa8004b7d6f8, 0, 0}

Probably caused by : hardware

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

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

WHEA_UNCORRECTABLE_ERROR (124)
A fatal hardware error has occurred. Parameter 1 identifies the type of error
source that reported the error. Parameter 2 holds the address of the
WHEA_ERROR_RECORD structure that describes the error conditon.
Arguments:
Arg1: 0000000000000000, Machine Check Exception
Arg2: fffffa8004b7d6f8, Address of the WHEA_ERROR_RECORD structure.
Arg3: 0000000000000000, High order 32-bits of the MCi_STATUS value.
Arg4: 0000000000000000, Low order 32-bits of the MCi_STATUS value.

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


BUGCHECK_STR:  0x124_AuthenticAMD

CUSTOMER_CRASH_COUNT:  1

DEFAULT_BUCKET_ID:  VISTA_DRIVER_FAULT

PROCESS_NAME:  System

CURRENT_IRQL:  0

STACK_TEXT:  
fffff880`02fe76f0 fffff800`02ed2ca9 : fffffa80`04b7d6d0 fffffa80`03a15b50 00000000`00000008 00000000`00000000 : nt!WheapCreateLiveTriageDump+0x6c
fffff880`02fe7c10 fffff800`02db3547 : fffffa80`04b7d6d0 fffff800`02e2d2d8 fffffa80`03a15b50 00000000`00000000 : nt!WheapCreateTriageDumpFromPreviousSession+0x49
fffff880`02fe7c40 fffff800`02d1a945 : fffff800`02e8eae0 00000000`00000001 fffffa80`04b0b360 fffffa80`03a15b50 : nt!WheapProcessWorkQueueItem+0x57
fffff880`02fe7c80 fffff800`02c99841 : fffff880`01103e00 fffff800`02d1a920 fffffa80`03a15b00 00000000`00000000 : nt!WheapWorkQueueWorkerRoutine+0x25
fffff880`02fe7cb0 fffff800`02f26e6a : 00000000`00000000 fffffa80`03a15b50 00000000`00000080 fffffa80`039e5040 : nt!ExpWorkerThread+0x111
fffff880`02fe7d40 fffff800`02c80ec6 : fffff880`009ea180 fffffa80`03a15b50 fffff880`009f4f40 00000000`00000000 : nt!PspSystemThreadStartup+0x5a
fffff880`02fe7d80 00000000`00000000 : fffff880`02fe8000 fffff880`02fe2000 fffff880`037cf740 00000000`00000000 : nt!KxStartSystemThread+0x16


STACK_COMMAND:  kb

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: hardware

IMAGE_NAME:  hardware

DEBUG_FLR_IMAGE_TIMESTAMP:  0

FAILURE_BUCKET_ID:  X64_0x124_AuthenticAMD_PROCESSOR_BUS_PRV

BUCKET_ID:  X64_0x124_AuthenticAMD_PROCESSOR_BUS_PRV

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

Please go through this.
Stop 0x124 - what it means and what to try