linux-kernel - RE: radeon_connector_unregister NULL ptr deref

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Date:   Mon, 24 Oct 2016 14:55:26 +0000
From:   "Deucher, Alexander" <Alexander.Deucher@....com>
To:     'Borislav Petkov' <bp@...en8.de>,
        Michel Dänzer <michel@...nzer.net>
CC:     "Koenig, Christian" <Christian.Koenig@....com>,
        lkml <linux-kernel@...r.kernel.org>,
        "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>
Subject: RE: radeon_connector_unregister NULL ptr deref

> -----Original Message-----
> From: Borislav Petkov [mailto:bp@...en8.de]
> Sent: Monday, October 24, 2016 4:19 AM
> To: Michel Dänzer
> Cc: Deucher, Alexander; Koenig, Christian; lkml; dri-
> devel@...ts.freedesktop.org
> Subject: Re: radeon_connector_unregister NULL ptr deref
> 
> On Mon, Oct 24, 2016 at 04:46:30PM +0900, Michel Dänzer wrote:
> > Should be fixed in -rc2, specifically these commits:
> >
> > https://cgit.freedesktop.org/~airlied/linux/commit/?h=drm-
> next&id=b0c80bd5d2e317f7596fe2badc1a3379fb3211e5
> > https://cgit.freedesktop.org/~airlied/linux/commit/?h=drm-
> next&id=9305ee6fe52035f63d70d023235b792ba22107f0
> 
> Thanks but just tried rc2. Exactly the same splat :-(

It was working in drm-next.  It appears something regressed in the meantime.  See kernel bug 178421.

Alex

> 
> --
> Regards/Gruss,
>     Boris.
> 
> ECO tip #101: Trim your mails when you reply.
> --