-Editor crashes while baking Terrain game object using Progressive GPU Lightmapper.
-Occurs on with NVIDIA GeForce GTX 1060 3 GB & AMD Radeon R9 200 Series.

Steps to repro:
1. Create a new project.
2. GameObject > 3D Object > Terrain.
3. Windows > rendering > Lighting.
4. Lightmapping Settings > Filtering > Auto.
5. Lightmap Size > 2048/4096.
6. Click on "Generate Lighting" button

Actual Result:
Editor crashes while baking Terrain game object.

Expected Result:
Editor should not crash while baking Terrain game object.

Reproducible in:
2020.1.0b13, 2020.1.0a17.

Working Fine in:
2020.2.0a15, 2020.1.0a16

Environment:
Occurring only on Windows.

Stacktrace:
========== OUTPUTTING STACK TRACE ==================
AcceleratorClientConnectionCallback - disconnected - 192.168.0.104:10080
0x00007FF7A2A32F26 (Unity) RadeonRaysMeshManager::RemoveGeometry
0x00007FF7A2A5FBD8 (Unity) RadeonRaysJobRemoveGeometry::Execute
0x00007FF7A29CCAF9 (Unity) BakeContextManager::UpdateFunction
0x00007FF7A29CCBD9 (Unity) BakeContextManager::UpdateFunctionDispatcher
0x00007FF7A0B48210 (Unity) Thread::RunThreadWrapper
0x00007FFC5BDA7BD4 (KERNEL32) BaseThreadInitThunk
0x00007FFC5C52CE51 (ntdll) RtlUserThreadStart
========== END OF STACKTRACE ===========

Notes:
- Could not repro on NVIDIA RTX 2080 GPU.