Launching Libretro Nestopia Core in Retroarch Triggers AMDGPU Kernel Bug

Submitted by Benjamin Hodgetts

Assigned to Default DRI bug account

Link to original bug (#109066)

Description

Created attachment 142818
Full Kernel Bug Output

Trying to launch RetroArch's Nestopia core with this machine (using an AMD Vega 56) throws the following error (full output attached):

kernel BUG at drivers/gpu/drm/amd/amdgpu/../display/amdgpu_dm/amdgpu_dm.c:4970!

This is repeatable 100% of the time (although the number at the end appears to differ).

== Versions
OpenGL renderer string: Radeon RX Vega (VEGA10, DRM 3.27.0, 4.19.8-arch1-1-ARCH, LLVM 8.0.0)
OpenGL core profile version string: 4.5 (Core Profile) Mesa 19.0.0-devel (git-7fe4e0ad5d)
OpenGL core profile shading language version string: 4.50

Attachment 142818, "Full Kernel Bug Output":
amdgpu_dm.txt