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Date: Mon, 22 Jan 2024 20:35:52 -0500
From: Steven Rostedt <rostedt@goodmis.org>
To: "Bhardwaj, Rajneesh" <rajneesh.bhardwaj@amd.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>, LKML
 <linux-kernel@vger.kernel.org>, Felix Kuehling <Felix.Kuehling@amd.com>,
 Christian =?UTF-8?B?S8O2bmln?= <christian.koenig@amd.com>,
 dri-devel@lists.freedesktop.org, Fedor Pchelkin <pchelkin@ispras.ru>
Subject: Re: [BUG] BUG: kernel NULL pointer dereference at
 ttm_device_init+0xb4
Message-ID: <20240122203552.529eeb20@gandalf.local.home>
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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/lkml/20240113213347.9562-1-pchelkin@ispras.ru/

is the patch I believe you are referencing.

The fix doesn't need to be mine, but this should be in Linus's tree ASAP.

-- Steve