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 B7A34C433F5 for ; Fri, 19 Nov 2021 12:25:33 +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 75D5E61A8C for ; Fri, 19 Nov 2021 12:25:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 75D5E61A8C 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 8DBBB6EE70; Fri, 19 Nov 2021 12:25:32 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by gabe.freedesktop.org (Postfix) with ESMTPS id 892D16EE73 for ; Fri, 19 Nov 2021 12:25:31 +0000 (UTC) Received: by mail.kernel.org (Postfix) with ESMTPS id 5EE3661AD0 for ; Fri, 19 Nov 2021 12:25:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1637324731; bh=45hGoWxv2t6liWgGgVO+ppm6H8JX+Imp/9r7aczqf5Y=; h=From:To:Subject:Date:In-Reply-To:References:From; b=tndRmjKWDfMO/PW9Fn9VdUCOwdECLyPQ91iyklN6M276ZqLV7Ne60sd2yvm7lY1Lp 15J0edy+g8iWkodL+RL0iWo8Em3FityGbCR1XzHAiTOOfBuDO57sKTCOKXH2K4SKOF oyMLRQUt2gb5QPJ7yhENtwUmJxbcK7L5dKefL71+f+VM9Z4snXuGW56pIP5zRUQlPM qD+6E6v+yCFLPxmVamcyN3JIy5tunKIvB6F7ZTcibG2BdBf4DuTU3C9cScNim8NX3c SDfBlkGjiTNDLCkmhRpzrF8KBKihygfYhwg3Tv+L5bYuW2Q9a0yCljI7e1KVfCrt+Z Nan3MDIpML9Fg== From: bugzilla-daemon@bugzilla.kernel.org To: dri-devel@lists.freedesktop.org Subject: [Bug 211807] [drm:drm_dp_mst_dpcd_read] *ERROR* mstb 000000004e6288dd port 3: DPCD read on addr 0x60 for 1 bytes NAKed Date: Fri, 19 Nov 2021 12:25:30 +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: low X-Bugzilla-Who: daandelombaert@gmail.com 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: cc 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=3D211807 Daan (daandelombaert@gmail.com) changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |daandelombaert@gmail.com --- Comment #14 from Daan (daandelombaert@gmail.com) --- I also had this in my logs yesterday, right before my system locked complet= ely (had to do a hard reset). I also have a Lenovo Thinkpad Thunderbolt Dock, which connects my Thinkpad = T480 with two external monitors (one Hdmi, one Displayport). I didn't have this lockup before, in the past both monitors were hdmi so maybe Displayport is = the culprit here? Exact message: i915 0000:00:02.0: [drm] *ERROR* mstb 00000000afedfd20 port= 3: DPCD read on addr 0x4b0 for 1 bytes NAKed Setup:=20 Thinkpad T480, i7, UHD Graphics 620 + Nvidia Mx150 Fedora (5.14.16-201.fc34.x86_64) --=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.=