Hello, On (21/11/19 22:41), Daniel Scally wrote: > Hi all > > I've been experiencing an oops trying to run libcamera's qcam util > (which starts streaming on a camera sensor - the ov8865), which I > bisected down to the patch cde513fd9b35: "media: videobuf2: move > cache_hints handling to allocators" Can you please check if you have these two patches in your tree: https://lore.kernel.org/lkml/20210928034634.333785-1-senozhatsky@xxxxxxxxxxxx/raw https://lore.kernel.org/all/20211101145355.533704-1-hdegoede@xxxxxxxxxx/raw If not then please apply, this should fix the problems you're seeing.