2014-03-04, 09:37
Quote:[ 387.844782] [drm:radeon_cs_ib_chunk] *ERROR* Invalid command stream !
[ 388.043990] [drm:radeon_uvd_cs_reloc] *ERROR* reloc 1FDEC000-201E8000 crossing 256MB boundary!
[ 388.044010] [drm:radeon_cs_ib_chunk] *ERROR* Invalid command stream !
[ 388.205552] [drm:radeon_uvd_cs_reloc] *ERROR* reloc 1FDEC000-201E8000 crossing 256MB boundary!
[ 388.205571] [drm:radeon_cs_ib_chunk] *ERROR* Invalid command stream !
[ 388.323994] [drm:radeon_uvd_cs_reloc] *ERROR* reloc 1FDEC000-201E8000 crossing 256MB boundary!
You have a kernel problem. Make sure you have set UMA size to at least 512 MB in the bios.
Edit: If this does not help, head over to bugs.freedesktop.org and file it.