Received: by 2002:ac0:a5a7:0:0:0:0:0 with SMTP id m36-v6csp980843imm; Fri, 13 Jul 2018 09:25:48 -0700 (PDT) X-Google-Smtp-Source: AAOMgpc1D2AaiAu40NBGQ5TKREWB+LfudTGfldsEXcjHAJ0pcIgxVjjBbJMulLdtL+v3Bw9VukOS X-Received: by 2002:a17:902:a716:: with SMTP id w22-v6mr7015657plq.271.1531499148353; Fri, 13 Jul 2018 09:25:48 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1531499148; cv=none; d=google.com; s=arc-20160816; b=G3gARL3eVye6/06uwrfLyknl4tBFQ7eyrdw25r3cFS0RIbBVwUKkPKC1YNZr7ij0Qa NdLdMv41d3KdXBV/DwedL+5oIVNgKJME4SjuYxidq1drplreKI1X9eHD71EO5nsn1LCh iPFkOe2UWocu/uB+YTfdY3UiDAzh5hBBAVloVHl8C9/jmULSkstHKl7jXit+mDGLUpya JpIBRcHFO7G+HiF6ZETwcvGKFw0pBbXn5lfeykuGs2VBkmryXtZuP/Xn7v0RjmEnXj4Z 5J7+/uwa0NeXSWdXK17fm5PpUF+7uW9/z9z14FH8EO01zjnpDLn+JllzOiZMBEuJFNY9 E2SQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:message-id:date:subject:cc:to:from :arc-authentication-results; bh=Lp1ywnVSMLW2arpZRAJabVVtPe32b037z7Kkksuw1ZY=; b=Wf/aJSgyM3DP37zcbalXxP2wzPYkUrlFO/DvwjiNcxtY33EZsDD/MPMNn2UyFSJ6HY 2o1auj9dmXmENXUU7LTC/ICuCMDONsY/gJiRAjKWiMXmRyoGznnYm4pAyIrk5m9Jh/Y3 F41Df+3yRK0iCT8cseNRv700+MQjE6QLx7h8xnFpSwi4RTlxcy4GgNQmaFsBqYcPS4Q3 UTho6OY+whNeMqnzU9ER/4cRAxedMjNSTlFSswH7vGa8UcA8YHw2yFuZrXIG6EwV1rz/ CtmhryR93pViRuNlenw2IW3S90siiZR09liL2qzoQ82hRXJmDCXNt8jdh+Ee+IGDdGo+ VfZg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b25-v6si16117224pgf.545.2018.07.13.09.25.33; Fri, 13 Jul 2018 09:25:48 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731121AbeGMQkS (ORCPT + 99 others); Fri, 13 Jul 2018 12:40:18 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:39992 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729735AbeGMQkS (ORCPT ); Fri, 13 Jul 2018 12:40:18 -0400 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 1C39381A4EA5; Fri, 13 Jul 2018 16:24:58 +0000 (UTC) Received: from whitewolf.lyude.net.com (ovpn-125-176.rdu2.redhat.com [10.10.125.176]) by smtp.corp.redhat.com (Postfix) with ESMTP id F14EB1C731; Fri, 13 Jul 2018 16:24:55 +0000 (UTC) From: Lyude Paul To: nouveau@lists.freedesktop.org Cc: Karol Herbst , stable@vger.kernel.org, "David Airlie" , linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, "Ben Skeggs" Subject: [PATCH 0/2] drm/nouveau: Fix connector memory corruption issues Date: Fri, 13 Jul 2018 12:24:39 -0400 Message-Id: <20180713162442.22522-1-lyude@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.8]); Fri, 13 Jul 2018 16:24:58 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.8]); Fri, 13 Jul 2018 16:24:58 +0000 (UTC) for IP:'10.11.54.5' DOMAIN:'int-mx05.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'lyude@redhat.com' RCPT:'' Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This fixes some nasty issues I found in nouveau that were being caused looping through connectors using racy legacy methods, along with some caused by making incorrect assumptions about the drm_connector structs in nouveau's connector list. Most of these memory corruption issues could be reproduced by using an MST hub with nouveau. Cc: Karol Herbst Cc: stable@vger.kernel.org Lyude Paul (2): drm/nouveau: Use drm_connector_list_iter_* for iterating ues connectors drm/nouveau: Avoid looping through fake MST connectors drivers/gpu/drm/nouveau/nouveau_backlight.c | 6 ++-- drivers/gpu/drm/nouveau/nouveau_connector.c | 9 ++++-- drivers/gpu/drm/nouveau/nouveau_connector.h | 36 ++++++++++++++++++--- drivers/gpu/drm/nouveau/nouveau_display.c | 10 ++++-- 4 files changed, 51 insertions(+), 10 deletions(-) -- 2.17.1