Created attachment 89745 [details]
kernel log when i run some ogl apps (unigine-*;some 3d games; even
google-chrome)

my software/hardware:
archlinux x86/x86_64
LIBDRM 2.4.49 / 2.4.48

linux 3.13rc1 / 3.12.1
mesa 10.1 git-e6a0eca
LLVM 3.5 r195632
glamor - latest from git repo
xf86-video-ati - latest form git repo
xorg-server 1.14.4

GPU HD7770 GHz Ed. Chipset: "VERDE" (ChipID = 0x683d)

I am wild and woolly today, sorry for that.