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 2113B33F8A1 for ; Sat, 28 Feb 2026 17:48:34 +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=1772300914; cv=none; b=UXhvc5J5oaNv3VGoBzshqAexUZ0LxlAd76wGxpNoT+4iI9hU1zSATZF6mJgdmZ6+KMXVdh4jujaIPy3EVjcENkehcTmsu5mfRROCfqyCitTtUdS+AlWf18YHGniq74SFvt2qkMugDspFCEq7O+oyh8OrG89rzTeltXlSVfXsZ18= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300914; c=relaxed/simple; bh=Cw4qJmTtLEZovdKvYcGXVCpIOdGhiqW7xKdvzdqV3cQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=hyh2CEnfPI/AVRmE+rXcDNFb8G+Uz5LxYqCPiBqHnBnL1BLBO7gjCE7bM/gMTRxqydIsrmIiUG7sudAQ3r9DjZdIODvRDkkAKa1nwsT3UeNX2P1iphN0RRKUxFdldTMu2uGDY0VLgskq4sz+kUgNxAK3hKY9gKCJVYs5xZ430k4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F9AIMnHa; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="F9AIMnHa" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C15DC19423; Sat, 28 Feb 2026 17:48:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300914; bh=Cw4qJmTtLEZovdKvYcGXVCpIOdGhiqW7xKdvzdqV3cQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F9AIMnHalx5TQoE2uM7WBp/07idY4N1HLPzdydPxiiCnCuXEYZBRnVWOu1p4CF8by LjGOJzPtGo0OC4pJ0VKhonoavC0GPkdVa7j+TqI2JznqeBv0u2QnkofESNVg856HqV 2HmmJsuPJE01zsOuwPWTZrKH6X4KlxIs9IU8nFG2YBjN4GML0+sH62TVXs53Rj4yFW IX/Rh49LppgSgLfWyU1oL1eImhv1iaucG6mHgCgDUj78m3cxRk5yCCLhn61ExklQvs VZmmjTKH9gVpo+7VSW3s6n/uCmHkr/2Dk+miSQ6Cis3yz9SYfPJ1HYC1oAhcvKvFcA Vmpdc7gO8z3pg== From: Sasha Levin To: patches@lists.linux.dev Cc: Tetsuo Handa , syzbot , Viacheslav Dubeyko , Sasha Levin Subject: [PATCH 6.18 029/752] hfsplus: pretend special inodes as regular files Date: Sat, 28 Feb 2026 12:35:40 -0500 Message-ID: <20260228174750.1542406-29-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228174750.1542406-1-sashal@kernel.org> References: <20260228174750.1542406-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Tetsuo Handa [ Upstream commit ed8889ca21b6ab37bc1435c4009ce37a79acb9e6 ] Since commit af153bb63a33 ("vfs: catch invalid modes in may_open()") requires any inode be one of S_IFDIR/S_IFLNK/S_IFREG/S_IFCHR/S_IFBLK/ S_IFIFO/S_IFSOCK type, use S_IFREG for special inodes. Reported-by: syzbot Closes: https://syzkaller.appspot.com/bug?extid=895c23f6917da440ed0d Signed-off-by: Tetsuo Handa Reviewed-by: Viacheslav Dubeyko Signed-off-by: Viacheslav Dubeyko Link: https://lore.kernel.org/r/d0a07b1b-8b73-4002-8e29-e2bd56871262@I-love.SAKURA.ne.jp Signed-off-by: Viacheslav Dubeyko Signed-off-by: Sasha Levin --- fs/hfsplus/super.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c index 67a7a2a093476..bb819ae608fd9 100644 --- a/fs/hfsplus/super.c +++ b/fs/hfsplus/super.c @@ -53,6 +53,12 @@ static int hfsplus_system_read_inode(struct inode *inode) return -EIO; } + /* + * Assign a dummy file type, for may_open() requires that + * an inode has a valid file type. + */ + inode->i_mode = S_IFREG; + return 0; } -- 2.51.0