System Information
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce GTX 1080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 460.89
Blender Version
Broken: version:
- 2.93.0 Alpha, branch: master, commit date: 2021-01-28 09:34, hash: rB9fdb32bf5154
- 2.93.0 Alpha, branch: master, commit date: 2021-01-25 23:22, hash: rBae1e68f5146d
- 2.93.0 Alpha, branch: master, commit date: 2021-01-24 23:16, hash: rBcf6d17a6aa42
Worked:
- 2.93.0 Alpha, branch: master, commit date: 2021-01-17 11:35, hash: rB4ef0654449e9
Short description of error
Cycles crash when changing some parameters while rendering in the viewport in latest 2.93 builds.
Exact steps for others to reproduce the error
- Download the Car Demo scene (download here)
- Switch viewport shading to Rendered
- In Render Properties > Sampling > Advanced increase the Min Light Bounces
blender.exe :0x00007FF70CEF8D90 ccl::kernel_branched_path_surface_connect_light blender.exe :0x00007FF70CF066A0 ccl::kernel_path_trace blender.exe :0x00007FF70CEAF070 ccl::kernel_cpu_avx2_path_trace blender.exe :0x00007FF70CBB4AD0 ccl::CPUDevice::render blender.exe :0x00007FF70CBB59B0 ccl::CPUDevice::thread_render blender.exe :0x00007FF70CBB5E40 ccl::CPUDevice::thread_run blender.exe :0x00007FF70CBB03E0 std::_Func_impl_no_alloc<<lambda_d884e08a7877f415f05ce8ffda8f97b4>,void>::_Do_call blender.exe :0x00007FF70F11C850 tbb::internal::function_task<std::function<void __cdecl(void)> >::execute tbb.dll :0x00007FFBCC7E37A0 tbb::recursive_mutex::scoped_lock::internal_try_acquire tbb.dll :0x00007FFBCC7E37A0 tbb::recursive_mutex::scoped_lock::internal_try_acquire blender.exe :0x00007FF70C00ABC0 blender.exe :0x00007FF70F11BA30 ccl::TaskPool::wait_work blender.exe :0x00007FF70CFDE430 ccl::Session::run_cpu blender.exe :0x00007FF70CFDCD80 ccl::Session::run blender.exe :0x00007FF70F11F140 ccl::thread::run blender.exe :0x00007FF70C822140 std::thread::_Invoke<std::tuple<void * __ptr64 (__cdecl*)(void * __ptr64),ccl::thread * __ptr64>,0, ucrtbase.dll :0x00007FFBE14F1430 configthreadlocale KERNEL32.dll :0x00007FFBE2E57020 BaseThreadInitThunk ntdll.dll :0x00007FFBE35BD0B0 RtlUserThreadStart