[Petya V4sechkin]

А расшифровку не могли бы дать дампа, если не трудно?

Код:

CRITICAL_OBJECT_TERMINATION (f4)
A process or thread crucial to system operation has unexpectedly exited or been
terminated.
Several processes and threads are necessary for the operation of the
system; when they are terminated (for any reason), the system can no
longer function.
Arguments:
Arg1: 00000003, Process
Arg2: 8a251a60, Terminating object
Arg3: 8a251bd4, Process image file name
Arg4: 805d29e4, Explanatory message (ascii)

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

unable to get nt!KiCurrentEtwBufferOffset
unable to get nt!KiCurrentEtwBufferBase

PROCESS_OBJECT: 8a251a60

IMAGE_NAME:  hardware_disk

DEBUG_FLR_IMAGE_TIMESTAMP:  0

FAULTING_MODULE: 00000000 

PROCESS_NAME:  csrss.exe

EXCEPTION_RECORD:  b81f79d8 -- (.exr 0xffffffffb81f79d8)
ExceptionAddress: 75b4b421
   ExceptionCode: c0000006 (In-page I/O error)
  ExceptionFlags: 00000000
NumberParameters: 3
   Parameter[0]: 00000008
   Parameter[1]: 75b4b421
   Parameter[2]: c000000e
Inpage operation failed at 75b4b421, due to I/O error c000000e

EXCEPTION_CODE: (NTSTATUS) 0xc0000006 - <Unable to get error code text>

CUSTOMER_CRASH_COUNT:  6

DEFAULT_BUCKET_ID:  COMMON_SYSTEM_FAULT

ERROR_CODE: (NTSTATUS) 0xc0000006 - <Unable to get error code text>

EXCEPTION_PARAMETER1:  00000008

EXCEPTION_PARAMETER2:  75b4b421

EXCEPTION_PARAMETER3:  c000000e

IO_ERROR: (NTSTATUS) 0xc000000e - <Unable to get error code text>

EXCEPTION_STR:  0xc0000006_c000000e

FAULTING_IP: 
+fc
75b4b421 ??              ???

BUGCHECK_STR:  0xF4_IOERR_C000000E

FOLLOWUP_IP: 
+fc
75b4b421 ??              ???

FOLLOWUP_NAME:  MachineOwner

MODULE_NAME: hardware_disk

SYMBOL_NAME:  +fc

STACK_COMMAND:  kb

FAILURE_BUCKET_ID:  0xF4_IOERR_C000000E_+fc

BUCKET_ID:  0xF4_IOERR_C000000E_+fc

Код 0xc000000e (STATUS_NO_SUCH_DEVICE) - A device which does not exist was specified.
То есть, диск периодически "исчезает".