Windows 10 Pro bsod d1 bugcheck

My system rebooted from a bug check. Actual error is this -

The computer has rebooted from a bugcheck. The bugcheck was: 0x000000d1 (0x0000000000000000, 0x0000000000000002, 0x0000000000000008, 0x0000000000000000). A dump was saved in: C:\Windows\MEMORY.DMP. Report Id: e544d690-9776-4d42-a788-f1c75e8df899.

and this -

Problem signature
Problem Event Name: BlueScreen
Code: d1
Parameter 1: 0
Parameter 2: 2
Parameter 3: 8
Parameter 4: 0
OS version: 10_0_14393
Service Pack: 0_0
Product: 256_1
OS Version: 10.0.14393.2.0.0.256.48
Locale ID: 1033

Extra information about the problem
Bucket ID: AV_CODE_AV_NULL_IP_tcpip!__guard_dispatch_icall_fptr



My memory dump is here - https://drive.google.com/open?id=0By...Tl6V0xNNVAzQTA

Can someone help me figure this out? This is driving me nuts on a new install. What is causing my bluescreen?

Hardware is 6700k, 16gb ddr4 memory, asrock extreme4 motherboard with latest bios, 1080 ftw gtx board, intel nvme 600p ssd.

Thanks!