Re: v4.14.21+: ATOMIC_SLEEP splat bisected to 9428088c90b6 ("drm/qxl: reapply cursor after resetting primary")

From: Greg KH
Date: Sun Jun 17 2018 - 05:36:49 EST


On Sat, Jun 16, 2018 at 05:39:11PM +0200, Mike Galbraith wrote:
> Greetings,
>
> Running a kernel with ATOMIC_SLEEP enabled in one of my VMs, I met the
> splat below. I tracked it back to 4.14-stable, and bisected it there.

Why does your virtual machine use a drm driver? Ah, it's a driver for
virtual gpu, nice.

And if you revert that patch, does everything work again?

> # first bad commit: [848dd9bf51544c8e5436960124f3d1f9c51cdb99] drm/qxl: reapply cursor after resetting primary

You should also cc: the other developers on that signed-off-by list,
like I did here...

thanks,

greg k-h