Steps to reproduce:
1. Launch the game
2. Find a new location entrance (e.g. Cassardis gate)
3. Go back and forth between locations a few times, the game will eventually
crash with "ERR08 : Memory overrun." (http://i.imgur.com/oPfFvq9.png)

Workaround: R600_DEBUG=mono fixes this

glxinfo:
Extended renderer info (GLX_MESA_query_renderer):
    Vendor: X.Org (0x1002)
    Device: AMD PITCAIRN (DRM 2.43.0 / 4.4.0-28-lowlatency, LLVM 3.9.0)
(0x6818)
    Version: 12.1.0
    Accelerated: yes
    Video memory: 2048MB
    Unified memory: no
    Preferred profile: core (0x1)
    Max core profile version: 4.2
    Max compat profile version: 3.0
    Max GLES1 profile version: 1.1
    Max GLES[23] profile version: 3.0