According to the dmp, the nVIDIA driver nvlddmkm.sys for your NVIDIA GeForce GTX 850M (VEN_10DE&DEV_1391) is the cause:
!DevObj !DrvObj !DevExt ObjectName ffffe00067c3d1f0 Unable to load image \SystemRoot\system32\DRIVERS\nvlddmkm.sys, Win32 error 0n2 *** WARNING: Unable to verify timestamp for nvlddmkm.sys *** ERROR: Module load completed but symbols could not be loaded for nvlddmkm.sys \Driver\nvlddmkm ffffe00067c3d340 InfoMask field not found for _OBJECT_HEADER at ffffe00067c3d1c0 > ffffe00065603c10 \Driver\ACPI ffffe000645dac90 ffffe00065601730 \Driver\pci ffffe00065601880 Cannot read info offset from nt!ObpInfoMaskToOffset !DevNode ffffe00065603070 : DeviceInst is "PCI\VEN_10DE&DEV_1391&SUBSYS_17BD1043&REV_A2\4&8bc3a2b&0&0008" ServiceName is "nvlddmkm" Loaded symbol image file: nvlddmkm.sys Image path: \SystemRoot\system32\DRIVERS\nvlddmkm.sys Image name: nvlddmkm.sys Timestamp: Wed Nov 12 21:51:31 2014 (5463C853)
Try a newer nVIDIA driver and also install all Updates including the optional UpdateRollups, you're at 2014 level (9600.17238.amd64fre.winblue_gdr.140723-2018
).