Linux Ubuntu 16.04
Nvidia GeForce GTX 970
Worked: not available (denoising is new)
Short description of error
When using denoising feature an artifact is generated. The object is a simple glass body. The denoising parameters are on defaults.
The scene gets rendered correctly without denoising (see images)
Exact steps for others to reproduce the error
Based on an attached .blend file with minimum amount of steps