Reproduction steps:
1. Open the attached project "ReproProj"
2. In Inspector, open the “/Assets/Settings/PC_RPAsset.asset”
3. Set “GPU Resident Drawer” to “Disabled”
4. Open Build Profile (File > Build Profiles)
5. Build And Run
6. In Player, click the Button with text “Set Raw Vertex Target“
7. Observe the Player

Expected result: Both bunnies are present
Actual result: Left bunny disappears

Reproducible with: 6000.0.65f1, 6000.3.3f1, 6000.4.0b3, 6000.5.0a4

Reproducible on:
Windows Standalone Player

Not reproducible on:
Play Mode

Testing environment: Windows 10 Enterprise 21H2
Not reproducible on: No other environment tested

Notes:
- When “GPU Resident Drawer” is set to “Instanced Drawing“ the bunny does not disapear when clicking "Set Raw Vertex Target" and only disapears when clicking "Get Vertex Buffer"
- If same is done to get index buffer, the mesh will disappear and Error will be present that mesh does not have index buffer