**System Information**
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: NVIDIA GeForce GTX 1070/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 471.11
**Blender Version**
Broken: version: 3.0.0 Alpha, branch: cycles-x, commit date: 2021-07-06 15:38, hash: `rB3ea9646c1802`
Worked: NA
**Short description of error**
When connecting Bezier Segment to the Geometry Output in the attached .blend Blender crashes.
**Exact steps for others to reproduce the error**
Connect Bezier Segment to the Geometry Output in the attached .blend
The mushroom_head object is instanced on the mushroom_stem object using GN.
{F10217449}
---
```lines
blender.exe!DRW_curve_batch_cache_get_surface_shaded(Curve * cu, GPUMaterial * * gpumat_array, unsigned int gpumat_array_len) Line 1004
blender.exe!DRW_cache_curve_surface_shaded_get(Object * ob, GPUMaterial * * gpumat_array, unsigned int gpumat_array_len) Line 3033
blender.exe!DRW_cache_object_surface_material_get(Object * ob, GPUMaterial * * gpumat_array, unsigned int gpumat_array_len) Line 977
blender.exe!workbench_object_surface_material_get(Object * ob) Line 105
blender.exe!workbench_cache_common_populate(WORKBENCH_PrivateData * wpd, Object * ob, eV3DShadingColorType color_type, bool * r_transp) Line 207
blender.exe!workbench_cache_populate(void * ved, Object * ob) Line 397
blender.exe!drw_engines_cache_populate(Object * ob) Line 1101
blender.exe!DRW_draw_render_loop_ex(Depsgraph * depsgraph, RenderEngineType * engine_type, ARegion * region, View3D * v3d, GPUViewport * viewport, const bContext * evil_C) Line 1615
blender.exe!DRW_draw_view(const bContext * C) Line 1523
blender.exe!view3d_draw_view(const bContext * C, ARegion * region) Line 1568
blender.exe!view3d_main_region_draw(const bContext * C, ARegion * region) Line 1591
blender.exe!ED_region_do_draw(bContext * C, ARegion * region) Line 563
blender.exe!wm_draw_window_offscreen(bContext * C, wmWindow * win, bool stereo) Line 725
blender.exe!wm_draw_window(bContext * C, wmWindow * win) Line 867
blender.exe!wm_draw_update(bContext * C) Line 1066
blender.exe!WM_main(bContext * C) Line 654
blender.exe!main(int argc, const unsigned char * * UNUSED_argv_c) Line 562
```