On Sat, 01 Mar 2014, Daniel Kasak <d.j.kasak.dk@xxxxxxxxx> wrote: > Hi all. > > I've had quite a decent run with stability on my laptop, until recently. > I've been running realtime kernels for audio work, and up to 3.10.6-rt3, > it's been rock solid. After this, something has gone horribly wrong. I get > hard lockups from anything later I've built ( 3.12.10-rt15 and 3.12.11-rt17 > ). Sometimes it won't lock up right away, but will pause for a long period, > and when it starts responding again ( dropping to console, and back into X > will sometimes free it ) shows a bunch of 'stuck in render loop' / 'render > ring' ... or something ... kind of errors. I have followed instructions to > get more info on this if someone wants it. > > Chrome seems to trigger lockups more than other things. I run a 3D > composited desktop ( Enlightenment-0.19 dev builds ), but I've tried with > Gnome-3.10 and this also gives lockups. I currently have mesa-10.0.3. > > What can I do to try to debug this? Often, the magic sysrq keys don't > respond, but *occasionally* I can at least do an emergency sync. > > Switching back to 3.10.6-rt3 makes things *rock* solid, but for various > reasons, I'd like to get to at least 3.12.x ( other driver issues ). > > What's the state of Intel DRM drivers in the kernel? Should I be avoiding > building from the kernel, and using a git branch? Are there known issues > with the realtime patches? > > Any help appreciated. I think the first step would be to try vanilla non-rt kernels, maybe a kernel matching what you've tried, or the latest v3.13 or v3.14-rc's. It will be easier to proceed from there depending on the outcome. BR, Jani. -- Jani Nikula, Intel Open Source Technology Center _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/dri-devel
