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

DRIVER_POWER_STATE_FAILURE (9f)
A driver has failed to complete a power IRP within a specific time.
Arguments:
Arg1: 0000000000000003, A device object has been blocking an Irp for too long a time
Arg2: ffffe0014512e060, Physical Device Object of the stack
Arg3: ffffd000c0fb8930, nt!TRIAGE_9F_POWER on Win7 and higher, otherwise the Functional Device Object of the stack
Arg4: ffffe0014517f740, The blocked IRP

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


DRVPOWERSTATE_SUBCODE:  3

IMAGE_NAME:  pci.sys

DEBUG_FLR_IMAGE_TIMESTAMP:  53089439

MODULE_NAME: pci

FAULTING_MODULE: fffff8002c0fe000 pci

DEFAULT_BUCKET_ID:  WIN8_DRIVER_FAULT

BUGCHECK_STR:  0x9F

PROCESS_NAME:  System

CURRENT_IRQL:  2

ANALYSIS_VERSION: 6.3.9600.17029 (debuggers(dbg).140219-1702) amd64fre

STACK_TEXT:
ffffd000`c0fb88f8 fffff800`d2201c1e : 00000000`0000009f 00000000`00000003 ffffe001`4512e060 ffffd000`c0fb8930 : nt!KeBugCheckEx
ffffd000`c0fb8900 fffff800`d2201b3e : ffffe001`45182f08 ffffe000`ffffffff ffffe001`45182f48 fffff800`d2062240 : nt!PopIrpWatchdogBugcheck+0xde
ffffd000`c0fb8960 fffff800`d205e810 : 00000000`00000000 ffffd000`c0fb8ab0 ffffe001`45182f40 fffff800`00000002 : nt!PopIrpWatchdog+0x32
ffffd000`c0fb89b0 fffff800`d215caea : ffffd000`c0f39180 ffffd000`c0f39180 ffffd000`c0f453c0 ffffe001`43517040 : nt!KiRetireDpcList+0x4f0
ffffd000`c0fb8c60 00000000`00000000 : ffffd000`c0fb9000 ffffd000`c0fb3000 00000000`00000000 00000000`00000000 : nt!KiIdleLoop+0x5a


STACK_COMMAND:  kb

FOLLOWUP_NAME:  MachineOwner

IMAGE_VERSION:  6.3.9600.17031

FAILURE_BUCKET_ID:  0x9F_3_ACPI_IMAGE_pci.sys

BUCKET_ID:  0x9F_3_ACPI_IMAGE_pci.sys

ANALYSIS_SOURCE:  KM

FAILURE_ID_HASH_STRING:  km:0x9f_3_acpi_image_pci.sys

FAILURE_ID_HASH:  {20ddeb92-07eb-ebdc-bd08-44da71ffbd68}

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

4: kd> !irp fffe0014517f740
fffe0014517f740: Could not read Irp
4: kd> !irp ffffe0014517f740
Irp is active with 6 stacks 4 is current (= 0xffffe0014517f8e8)
 No Mdl: No System Buffer: Thread 00000000:  Irp stack trace.
     cmd  flg cl Device   File     Completion-Context
 [  0, 0]   0  0 00000000 00000000 00000000-00000000

			Args: 00000000 00000000 00000000 00000000
 [  0, 0]   0  0 00000000 00000000 00000000-00000000

			Args: 00000000 00000000 00000000 00000000
 [  0, 0]   0  0 00000000 00000000 00000000-00000000

			Args: 00000000 00000000 00000000 00000000
>[ 16, 2]   0 e1 ffffe001451369f0 00000000 fffff8002c103b30-ffffe00145136390 Success Error Cancel pending
	       \Driver\ACPI	pci!PciBusPowerUpCompletion
			Args: 00000000 00000001 00000001 00000000
 [ 16, 2]   0 e1 ffffe00145136240 00000000 fffff800d21232d8-ffffe00145182f08 Success Error Cancel pending
	       \Driver\pci	nt!PopRequestCompletion
			Args: 00000000 00000001 00000001 00000000
 [  0, 0]   0  0 00000000 00000000 00000000-ffffe00145182f08

			Args: 00000000 00000000 00000000 00000000
[/spoiler]