The Realtek network drivers have caused the 0x9F, if you are using any VPN software then it is recommended to update/reinstall/remove it.
Please update your Realtek network drivers
Driver Reference Table - rt640x64.sys
Code:
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: ffffe0005473b060, Physical Device Object of the stack Arg3: fffff8022f66d990, nt!TRIAGE_9F_POWER on Win7 and higher, otherwise the Functional Device Object of the stack Arg4: ffffe00065e94c10, The blocked IRP 0: kd> !irpffffe00065e94c10Irp is active with 4 stacks 3 is current (= 0xffffe00065e94d70) 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 >[ 16, 2] 0 e1 ffffe0005701a050 00000000 fffff8022d39cb44-ffffe0006b726010 Success Error Cancel pending Unable to load image SystemRootSystem32drivers
t640x64.sys, Win32 error 0n2 *** WARNING: Unable to verify timestamp for rt640x64.sys *** ERROR: Module load completed but symbols could not be loaded for rt640x64.sysDriver
t640x64 nt!PopSystemIrpCompletion Args: 00014400 00000000 00000004 00000002 [ 0, 0] 0 0 00000000 00000000 00000000-ffffe0006b726010 Args: 00000000 00000000 00000000 00000000 0: kd> lmvmrt640x64start end module name fffff800`f2480000 fffff800`f2514000 rt640x64 T (no symbols) Loaded symbol image file: rt640x64.sys Image path: SystemRootSystem32drivers
t640x64.sys Image name: rt640x64.sys Timestamp: Wed Oct 07 17:03:55 2015(5615345B) CheckSum: 0009543E ImageSize: 00094000 Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4
VPN driver that has caused the 0xC2 crash
Driver Reference Table - SeLow_x64.sys
Code:
*** WARNING: Unable to verify timestamp for SeLow_x64.sys *** ERROR: Module load completed but symbols could not be loaded for SeLow_x64.sys 0: kd> lmvm SeLow_x64start end module name fffff800`99f30000 fffff800`99f37a80 SeLow_x64 T (no symbols) Loaded symbol image file: SeLow_x64.sys Image path: SystemRootsystem32DRIVERSSeLow_x64.sys Image name: SeLow_x64.sys Timestamp: Mon Nov 17 14:21:50 2014(5469F66E) CheckSum: 000179D2 ImageSize: 00007A80 Translations: 0000.04b0 0000.04e4 0409.04b0 0409.04e4