Operating system: Windows-10-10.0.18362 64 Bits
Graphics card: GeForce GTX 1060 6GB/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 432.00
Broken: version: 2.81 (sub 16), branch: master, commit date: 2019-12-04 11:32, hash: rBf1aa4d18d49d
Short description of error
Blender crashes after main window regains focus from other Blender windows (such as Preferences or Render window).
It crashes when using a tablet 10moons T 503. Doesn't crash with Huion 1060+.
Also, there were a report about this bug T65880
I open the new to show that the bug is still occurs in master branch too.
Exact steps for others to reproduce the error
Open any new Blender window (using a tablet or mouse or anything)
Move a cursor to the main window with the tablet