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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D386C433F5 for ; Wed, 27 Oct 2021 13:43:41 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 5214860C51 for ; Wed, 27 Oct 2021 13:43:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 5214860C51 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=bugzilla.kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 767B06E89C; Wed, 27 Oct 2021 13:43:40 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9CDA56E89C for ; Wed, 27 Oct 2021 13:43:39 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPS id 6F0F660E74 for ; Wed, 27 Oct 2021 13:43:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1635342219; bh=f3K135fFyRe2WrfxYkF8b0CFeLfkWi8oAkXGi++/ryQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=qJ49FXssnOyodR7/o1C4uY6dFMBsa0tlMDrodlsTS4OjlAk8akhnPHZDGd/YptMeG u+2kSoHUczoDz1HvGAbhI7EPjFHq/I9MHoAovVafkQjQ8lq4uW6Ugxnn2jefSEKZQ+ lDKQ2J9C3582ORMkcb6hJLz+720YJnwxlmknQVawVOeE6ZGcN+Gk1tlIIedYWxvYMO YmxToRzTvpjOKw2nzff8zwBNeYArMgSa6BFAr486Anzr+bYlwL9rSWIQX+W6F7+5Wg hDY8E1bv7yiCceh/dZFAUO1cMRyinCFFCApT0F/WldrbbI4AVbf5GEW1SJ+abQwqm6 TDsDB/OeeCotQ== From: bugzilla-daemon@bugzilla.kernel.org To: dri-devel@lists.freedesktop.org Subject: [Bug 213983] WARNING: CPU: 3 PID: 520 at drivers/gpu/drm/ttm/ttm_bo.c:409 ttm_bo_release+0x7a/0x803 [ttm] Date: Wed, 27 Oct 2021 13:43:38 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: AssignedTo drivers_video-dri@kernel-bugs.osdl.org X-Bugzilla-Product: Drivers X-Bugzilla-Component: Video(DRI - non Intel) X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: erhard_f@mailbox.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: drivers_video-dri@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" https://bugzilla.kernel.org/show_bug.cgi?id=3D213983 --- Comment #4 from Erhard F. (erhard_f@mailbox.org) --- (In reply to Christian K=C3=B6nig from comment #3) > Well what happens here is that a buffer object is released while it is > pinned and TTM now warns about doing stuff like that. >=20 > The key point is we need to figure out why the buffer is pinned in the fi= rst > place. >=20 > One possibility is that it is used for scanout and containing the display= ed > picture, but from the backtrace my guess is that the buffer is shared wit= h a > different device and pinned because of that. >=20 > Can we get an lspci output for the system? No prob. Changed the CPU to an A10-8750B meanwhile but the other hardware is the same as in the original report. # lspci=20 00:00.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Complex 00:00.2 IOMMU: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3f= h) I/O Memory Management Unit 00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri [Radeon R7 Graphics] (rev d7) 00:01.1 Audio device: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri HDMI/DP Audio Controller 00:02.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port 00:02.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Kaveri P2P Bridge for GFX PCIe Port [1:0] 00:03.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port 00:03.1 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port 00:03.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port 00:04.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Root Port 00:10.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 09) 00:10.1 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB XHCI Controller (rev 09) 00:11.0 SATA controller: Advanced Micro Devices, Inc. [AMD] FCH SATA Contro= ller [AHCI mode] (rev 40) 00:12.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11) 00:12.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11) 00:13.0 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11) 00:13.2 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB EHCI Controller (rev 11) 00:14.0 SMBus: Advanced Micro Devices, Inc. [AMD] FCH SMBus Controller (rev= 16) 00:14.3 ISA bridge: Advanced Micro Devices, Inc. [AMD] FCH LPC Bridge (rev = 11) 00:14.4 PCI bridge: Advanced Micro Devices, Inc. [AMD] FCH PCI Bridge (rev = 40) 00:14.5 USB controller: Advanced Micro Devices, Inc. [AMD] FCH USB OHCI Controller (rev 11) 00:15.0 PCI bridge: Advanced Micro Devices, Inc. [AMD] Hudson PCI to PCI br= idge (PCIE port 0) 00:18.0 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 0 00:18.1 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 1 00:18.2 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 2 00:18.3 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 3 00:18.4 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 4 00:18.5 Host bridge: Advanced Micro Devices, Inc. [AMD] Family 15h (Models 30h-3fh) Processor Function 5 01:00.0 USB controller: ASMedia Technology Inc. ASM2142 USB 3.1 Host Contro= ller 02:00.0 USB controller: ASMedia Technology Inc. ASM1143 USB 3.1 Host Contro= ller 03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd. RTL8111/8168/8= 411 PCI Express Gigabit Ethernet Controller (rev 11) 05:00.0 Non-Volatile memory controller: Sandisk Corp WD Black SN750 / PC SN= 730 NVMe SSD --=20 You may reply to this email to add a comment. You are receiving this mail because: You are watching the assignee of the bug.=