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Blender 2.90.1 Optix Crash if CPU Device Enabled.
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Description

System Information
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 456.38

Blender Version
Broken: version: 2.90.1, branch: master, commit date: 2020-09-23 06:43, hash: rB3e85bb34d0d7
Worked: 2.90

Short description of error
Using Optix will crash Blender if device is set to CPU.

Exact steps for others to reproduce the error
Open Blender, Enable Optix, Set to Cycles mode, set device has CPU will crash.

2.90

2.90.1

Event Timeline

Hmm strange he is GPU related and mines CPU, tried the steps in that and here are the crash logs, not a major issue for me just letting the devs know :).