From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9C57D5644F for ; Tue, 23 Jan 2024 01:34:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705973664; cv=none; b=f7/1v5RzzFLvDoYb5bIRciyZXWS8Sp9XAoCVOy7pXnjpXDh5laW5a6/H/Mubw5KxTNbQAR5OHjc9ViS12/3LfG+pwMe2o7072aPuSbY7nu7KGEGjmGXd+X6pmMkvHLAHB9+z1+ehe9Y6XGRelK9hWg2E2jj5q9bbj8oMDA8xeOE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705973664; c=relaxed/simple; bh=dq5g7WPUL5YMpbRJHlT9UsHcaC74VI7W43l+aqkk4OI=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=qV3SseRrIQ8j/8NGbdl9sIBWpd9Fce9XfQOeDqzY8b2EOexEtiw2rP7sZjfc/8McsQVGTRO++XMr0VgYY2IdRUKHSqfyzuyleloWO9nc2esidwp9+uzPYdjd0jWXdKGjmnANVRJr9MatH7Yoldirl6lfMoRRhZc621kF2M4bojk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id 47E61C43390; Tue, 23 Jan 2024 01:34:23 +0000 (UTC) Date: Mon, 22 Jan 2024 20:35:52 -0500 From: Steven Rostedt To: "Bhardwaj, Rajneesh" Cc: Linus Torvalds , LKML , Felix Kuehling , Christian =?UTF-8?B?S8O2bmln?= , dri-devel@lists.freedesktop.org, Fedor Pchelkin Subject: Re: [BUG] BUG: kernel NULL pointer dereference at ttm_device_init+0xb4 Message-ID: <20240122203552.529eeb20@gandalf.local.home> In-Reply-To: <27c3d1e9-5933-47a9-9c33-ff8ec13f40d3@amd.com> References: <20240122180605.28daf23a@gandalf.local.home> <20240122181547.16b029d6@gandalf.local.home> <20240122181901.05a3b9ab@gandalf.local.home> <27c3d1e9-5933-47a9-9c33-ff8ec13f40d3@amd.com> X-Mailer: Claws Mail 3.19.1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Mon, 22 Jan 2024 19:56:08 -0500 "Bhardwaj, Rajneesh" wrote: > > On 1/22/2024 7:43 PM, Linus Torvalds wrote: > > On Mon, 22 Jan 2024 at 15:17, Steven Rostedt 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) > 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id D9204C46CD2 for ; Tue, 23 Jan 2024 01:35:03 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D45D910F2D4; Tue, 23 Jan 2024 01:35:02 +0000 (UTC) Received: from sin.source.kernel.org (sin.source.kernel.org [145.40.73.55]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4DF2C10F2D4 for ; Tue, 23 Jan 2024 01:35:01 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 0069ACE2DA9; Tue, 23 Jan 2024 01:34:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 47E61C43390; Tue, 23 Jan 2024 01:34:23 +0000 (UTC) Date: Mon, 22 Jan 2024 20:35:52 -0500 From: Steven Rostedt To: "Bhardwaj, Rajneesh" Subject: Re: [BUG] BUG: kernel NULL pointer dereference at ttm_device_init+0xb4 Message-ID: <20240122203552.529eeb20@gandalf.local.home> In-Reply-To: <27c3d1e9-5933-47a9-9c33-ff8ec13f40d3@amd.com> References: <20240122180605.28daf23a@gandalf.local.home> <20240122181547.16b029d6@gandalf.local.home> <20240122181901.05a3b9ab@gandalf.local.home> <27c3d1e9-5933-47a9-9c33-ff8ec13f40d3@amd.com> X-Mailer: Claws Mail 3.19.1 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Felix Kuehling , Fedor Pchelkin , dri-devel@lists.freedesktop.org, LKML , Linus Torvalds , Christian =?UTF-8?B?S8O2bmln?= Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On Mon, 22 Jan 2024 19:56:08 -0500 "Bhardwaj, Rajneesh" wrote: > > On 1/22/2024 7:43 PM, Linus Torvalds wrote: > > On Mon, 22 Jan 2024 at 15:17, Steven Rostedt 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) > 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