**System Information**
Operating system: Linux-5.4.0-7634-generic-x86_64-with-debian-bullseye-sid 64 Bits
Graphics card: GeForce GTX 1080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 440.82
**Blender Version**
Broken: version: 2.90.0 Alpha, branch: master, commit date: 2020-06-19 13:42, hash: `rB59b523c3c98e`
Worked: (newest version of Blender that worked as expected)
**Short description of error**
Crash when preview instancing objects that have normal map texture or trying to editing them
**Exact steps for others to reproduce the error**
Default cube
Solid Shading
Add a normal map to the material
Duplicate the cube with instancing
Material Shading or Eevee preview
Crash
If not Edit Mode
Crash