https://bugs.freedesktop.org/show_bug.cgi?id=71796
--- Comment #1 from Universam@gmx.de --- Same GPU lockup with [AMD/ATI] Caicos [Radeon HD 6450] which has UVD3. Happens upon start of playback of mpeg-2 files, 90% chance of lockup. On some files it seems better, on other worse. Maybe some frame errors are causing this.