Re: [PATCH 5.5 027/150] vt: selection, close sel_buffer race

From: Greg Kroah-Hartman
Date: Fri Feb 28 2020 - 06:46:23 EST


On Fri, Feb 28, 2020 at 07:54:35AM +0100, Jiri Slaby wrote:
> On 27. 02. 20, 14:36, Greg Kroah-Hartman wrote:
> > From: Jiri Slaby <jslaby@xxxxxxx>
> >
> > commit 07e6124a1a46b4b5a9b3cacc0c306b50da87abf5 upstream.
> >
> > syzkaller reported this UAF:
>
> With this patch, syzkaller reports possible circular locking dependency:
> https://lore.kernel.org/lkml/000000000000be57bf059f8aa7b9@xxxxxxxxxx/
>
> Could you drop the patch from stable until this is resolved?

Good idea, now dropped from 4.19.y, 5.4.y, and 5.5.y, thanks.

greg k-h