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From: Dave Airlie <airlied@gmail.com>
Date: Tue, 23 Jan 2024 12:21:41 +1000
Message-ID: <CAPM=9tyQ22nw4_u366EX=PnROYcWPD7ONRFpPEKxRvTZo0B4zQ@mail.gmail.com>
Subject: Re: [BUG] BUG: kernel NULL pointer dereference at ttm_device_init+0xb4
To: Steven Rostedt <rostedt@goodmis.org>
Cc: "Bhardwaj, Rajneesh" <rajneesh.bhardwaj@amd.com>, 
	Linus Torvalds <torvalds@linux-foundation.org>, LKML <linux-kernel@vger.kernel.org>, 
	Felix Kuehling <Felix.Kuehling@amd.com>, =?UTF-8?Q?Christian_K=C3=B6nig?= <christian.koenig@amd.com>, 
	dri-devel@lists.freedesktop.org, Fedor Pchelkin <pchelkin@ispras.ru>
Content-Type: text/plain; charset="UTF-8"

On Tue, 23 Jan 2024 at 12:15, Steven Rostedt <rostedt@goodmis.org> wrote:
>
> On Mon, 22 Jan 2024 19:56:08 -0500
> "Bhardwaj, Rajneesh" <rajneesh.bhardwaj@amd.com> wrote:
>
> >
> > On 1/22/2024 7:43 PM, Linus Torvalds wrote:
> > > On Mon, 22 Jan 2024 at 15:17, Steven Rostedt<rostedt@goodmis.org>  wrote:
> > >> Perhaps this is the real fix?
> > > If you send a signed-off version, I'll apply it asap.
> >
> >
> > I think a fix might already be in flight. Please see Linux-Kernel
> > Archive: Re: [PATCH] drm/ttm: fix ttm pool initialization for
> > no-dma-device drivers (iu.edu)
> > <https://lkml.iu.edu/hypermail/linux/kernel/2401.1/06778.html>
>
> Please use lore links. They are much easier to follow and use.

https://lore.kernel.org/dri-devel/20240123022015.1288588-1-airlied@gmail.com/T/#u

should also fix it, Linus please apply it directly if Steven has a
chance to give it a run.

Thanks,
Dave.