Comment # 2 on bug 101330 from Vincent B.

I'm using latest mesa git.

Latest backtrace:

                Stack trace of thread 1884:
                #0  0x00000000e66b77f2 st_validate_state (radeonsi_dri.so)
                #1  0x00000000e66bffee st_Clear (radeonsi_dri.so)
                #2  0x00000000e6528332 _mesa_Clear (radeonsi_dri.so)
                #3  0x00000000e71b708e primBlkFill (libpeopsxgl.so)
                #4  0x00000000e71adf01 GPUwriteDataMem (libpeopsxgl.so)
                #5  0x00000000e71ae44c GPUdmaChain (libpeopsxgl.so)
                #6  0x00000000080961f1 n/a (pcsxr)
                #7  0x0000000008097042 n/a (pcsxr)
                #8  0x00000000f4e4b131 n/a (n/a)