On Thu, Mar 17, 2022 at 06:41:26AM -0600, Thomas Frohwein wrote: [...] > The Tigerlake seems less stable. Sometimes when I start vkquake on it, > the graphics have artifacts like flickering, and when that happened, > the whole system became unresponsive once. I've tested this with our > current vulkan 1.2.198.0 and the same thing happens there, too, so not > a regression. Usually, exiting the program and starting it again fixes > it.
Just to add some more details: while the behavior when the issues happen is inconsistent, one time it was a write after free. With the behavior, I would suspect this to be related to mesa/drm rather than vulkan itself. Here the output: [...] ========= Quake Initialized ========= execing quake.rc execing default.cfg execing config.cfg Initializing samplers Texture lod bias: 0.000000 execing autoexec.cfg 3 demo(s) in loop vkQuake 1.12.2 Server (24778 CRC) Introduction Using protocol fte999 Couldn't find a cdrip for track 4 player entered the game vkquake(48151) in malloc(): write after free 0x746c7fbd000 Abort trap
