The Unreal Engine causes a hang in the AMD Catalyst driver after a few seconds of in-editor activity, only way to recover is a hard reset.
Kernel Log: FGLRX ASIC Hang - Unreal Engine - Pastebin.com
Unreal Engine Version:
4.6 Release
Catalyst Driver:
Omega (14.12)
Graphics Hardware:
SAPPHIRE HD 7970 GHz Edition 3GB GDDR5 VAPOR-X
Processor Information:
Vendor: AuthenticAMD
CPU Family: 0x15
CPU Model: 0x1
CPU Stepping: 0x2
CPU Type: 0x0
Speed: 3300 Mhz
6 logical processors
6 physical processors
HyperThreading: Unsupported
FCMOV: Supported
SSE2: Supported
SSE3: Supported
SSSE3: Supported
SSE4a: Supported
SSE41: Supported
SSE42: Supported
Operating System Version:
Ubuntu 14.04.1 LTS (64 bit)
Kernel Name: Linux
Kernel Version: 3.13.0-43-generic
X Server Vendor: The X.Org Foundation
X Server Release: 11501000
X Window Manager: Compiz
Video Card:
Driver: ATI Technologies Inc. AMD Radeon HD 7900 Series
Driver Version: 4.4.13283 Compatibility Profile Context 14.501.1003
OpenGL Version: 4.4
Desktop Color Depth: 24 bits per pixel
Monitor Refresh Rate: 60 Hz
VendorID: 0x1002
DeviceID: 0x6798
Number of Monitors: 2
Number of Logical Video Cards: 1
Primary Display Resolution: 1920 x 1080
Desktop Resolution: 3840 x 1080
Primary Display Size: 23,62" x 13,39" (27,13" diag)
60,0cm x 34,0cm (68,9cm diag)
Memory:
RAM: 15966 Mb