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 B3B93C531F8 for ; Fri, 20 Feb 2026 03:35:56 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0B7B310E771; Fri, 20 Feb 2026 03:35:56 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="SRiPeXyU"; dkim-atps=neutral Received: from mail-pl1-f179.google.com (mail-pl1-f179.google.com [209.85.214.179]) by gabe.freedesktop.org (Postfix) with ESMTPS id 80C1810E771 for ; Fri, 20 Feb 2026 03:35:55 +0000 (UTC) Received: by mail-pl1-f179.google.com with SMTP id d9443c01a7336-2aaf9191da3so10144085ad.2 for ; Thu, 19 Feb 2026 19:35:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1771558555; x=1772163355; darn=lists.freedesktop.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=U9RtH3VDdHvCGowWw21cotg2dMzVihzJvU6s07yH8n4=; b=SRiPeXyUAZdfxE0rxJkA9ov7tXHpoXDPUNFRiM58bK3yu3TFL4+HGTgxYxqSVuCT03 STC+7z6j+Ithri9f8iimaxridqermwKfrsd3WOkD7aQ8Db67wDYE08ZMcXs4cOLmhHYg nbAjJSvlMP8V9cfwskrkbmJ4jzfKwDDn4B+xw1xNquDtO+VdsbC5iUatXJqMQrQoLM9q eLNFeylmxZ7TncTNk98WRJzgh87uR8OUfD3c5cMbVcOZEy0WrTNfBvkW2TAAVhv/HkOc wmqGynkA+NgppNvD1mMd+QzZFPliGmjZv3hIIo6OxLV35WxxDGopmg82cyRHh5rWGsx4 BJvA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1771558555; x=1772163355; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=U9RtH3VDdHvCGowWw21cotg2dMzVihzJvU6s07yH8n4=; b=Z/qHqc+rswHyvtVotFm2RJ8Ly8iNdaiGxntMdg1jDUqQn+zpHmUjrH060eRm13wfXC hL0YaUvdBstIWDoAF3D2YgkJF7OWK84A7rw8QAThYsherLdVKSRg2mekC3BZrrhsrHLq 0QjxiKUKgDdz2/mbSywCbiH6C0mV/0Xw6THlN/qDrBcvKTzHrVH3skz/b1MjUyOCLxpB nazV1nNLQHY5ZNJ/YuvTn0J3g1gpy51UZI1xtM4Dn/auvwlxkMHbWi8S+rPN/cVlyhvy mI6KooIh8JRiJbRDPoTzrQ11H444JyPYdq594f9VzhxpvF4oD0abBMDrV9yu9mgwX8aJ rR+w== X-Forwarded-Encrypted: i=1; AJvYcCWEA6sPINiW0fCC/+KowlDBXmknqkQ7YcFXC38u72V6YCHNYmGSL3hVVOdTvhzVDeNfZOVwaruYCJo=@lists.freedesktop.org X-Gm-Message-State: AOJu0YzBpQ0NHgV3lkUU7OkZuVIAsiUKq0oQszwDF3rSceA104VKUoH6 olKEJT0THe48nOg5mIT/8xuS+YOFePy9ANZWaGVCprgWUvimeZr7yGra X-Gm-Gg: AZuq6aJvAN1m/MuXyAIv6hQLxtzTQOM8QayefDRXEklApq68jP+g3jTHbbClDJekLxK /gwajtWH2hjVRFoUVi/zwbHOQ0BsdxI2hhDgikcoTOh/qI6Cocy0gqSUq6A996wOLGxnI0mbiGv ga02Lyr6VEn6pZ47BfpJag3hYjvGALf8cUdfDZEPEvnLtlpud6rLr9CUr0cv3vLvKPFVDlkjOac z+DROlzeX2STLrCWSIFcfmJvMyRkZyOZXAMTMSAsnK2F1wRFV4fIHBbBis4TseXDssOA1d+pef3 1YEnV6j2IFl9PkwlRAIP2cirRPvndi1bpWYE9ZavRHAq5+9ra2aNi1e1x1irEoGSnf2Lj73VUlq Q6wK7RV0F8ldUULudShCIgt3WDnWpJv4dJrXn2A0Ku1MZefG5vcFfzMxE1p1Vd7//od3rfz6g6f DWDRAa5ADeeP130ZNAWIZwKuWB5SU15RLQrsEfhBE8WhZ04brCvYbpWGHbolf8 X-Received: by 2002:a17:903:2a8f:b0:2aa:e285:f249 with SMTP id d9443c01a7336-2ad50e757a5mr67786975ad.1.1771558554897; Thu, 19 Feb 2026 19:35:54 -0800 (PST) Received: from name2965-Precision-7820-Tower.. ([121.185.236.165]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2ad1a9d5cf8sm177143675ad.52.2026.02.19.19.35.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 19 Feb 2026 19:35:54 -0800 (PST) From: Jeongjun Park To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , Inki Dae , Seung-Woo Kim , Kyungmin Park , David Airlie , Simona Vetter , Krzysztof Kozlowski , Alim Akhtar , dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Jeongjun Park Subject: [PATCH 6.19.y 6.18.y 0/2] drm/exynos: vidi: fix various memory corruption bugs Date: Fri, 20 Feb 2026 12:35:48 +0900 Message-Id: <20260220033550.124346-1-aha310510@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" This backport patch should have been backported along with commit 52b330799e2d ("drm/exynos: vidi: use ctx->lock to protect struct vidi_context member variables related to memory alloc/free"), but was written separately because some commits were missing. https://lore.kernel.org/all/20260119082553.195181-1-aha310510@gmail.com/ After this patch is backported, we plan to write additional patches to backport to the remaining longterm kernels. Jeongjun Park (2): drm/exynos: vidi: use priv->vidi_dev for ctx lookup in vidi_connection_ioctl() drm/exynos: vidi: fix to avoid directly dereferencing user pointer drivers/gpu/drm/exynos/exynos_drm_drv.h | 1 + drivers/gpu/drm/exynos/exynos_drm_vidi.c | 36 +++++++++++++++++++++++++++++++----- 2 files changed, 32 insertions(+), 5 deletions(-)