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[147.75.199.223]) by mx.google.com with ESMTPS id n22-20020ac85a16000000b0042c42f01137si2700623qta.69.2024.02.08.04.25.49 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Feb 2024 04:25:49 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel+bounces-58051-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) client-ip=147.75.199.223; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=e3hP35XR; arc=pass (i=1 dkim=pass dkdomain=linuxfoundation.org); spf=pass (google.com: domain of linux-kernel+bounces-58051-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.199.223 as permitted sender) smtp.mailfrom="linux-kernel+bounces-58051-linux.lists.archive=gmail.com@vger.kernel.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ny.mirrors.kernel.org (Postfix) with ESMTPS id 4BCCF1C22631 for ; Thu, 8 Feb 2024 12:25:49 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id D615E74E26; Thu, 8 Feb 2024 12:25:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="e3hP35XR" 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 E2D2371B42; Thu, 8 Feb 2024 12:25:38 +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=1707395139; cv=none; b=CSeseeEWsWTU50TU4e0YDOGvHVrr2cZAzFlWd5smrIHSz0sEQhryD98NOlBBrz+2lDSmRmaJrjBr02iVvd32E02lniI7hEvxkcyAh//I6kaLUXnGp205mWtFt4X8bsxcoABwX9UEUDQiVvg71d8byt6XWPJOqoCM6jxgB88hUJg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707395139; c=relaxed/simple; bh=9H5mP1XCA6qgfYEa2Bn2GqxzNqk7qjsmd87V5rZipKU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=bRtZAFL7svqIDgOrka1+pnXJ9t43TwPYv6iRxXiJExbb7Or02pZ8OD+6sxO4og1SHNE+jNYyakohm5GSDZhWkxZn6RPoTVx6JiSh+4UkU2gKH2a6pI/mNkam2ZQheZNhr5mND0xxbKUmVe8JgV/kgmtFb4T0aLZI2YCA4GhOAYI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=e3hP35XR; arc=none smtp.client-ip=10.30.226.201 Received: by smtp.kernel.org (Postfix) with ESMTPSA id D129DC433C7; Thu, 8 Feb 2024 12:25:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1707395138; bh=9H5mP1XCA6qgfYEa2Bn2GqxzNqk7qjsmd87V5rZipKU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=e3hP35XRPLlwc0fCAT1TBNIYTSgfTyYQTozdlJ+CtQIP7hIDiEL5igTfp6Zjc57kG t5Ordj785+adToLTKVVcWaSIT/xfbtRZGmxJJpNNiV3WNqrUmR8zRUD59vLHVQl/Zy 3dvKAp5rYB+M83Qv6HLVTEDjwuKrx2mMdSlMQxeE= Date: Thu, 8 Feb 2024 12:25:35 +0000 From: Greg KH To: Edward Adam Davis Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, rafael@kernel.org, syzbot+8e41bb0c055b209ebbf4@syzkaller.appspotmail.com, syzkaller-bugs@googlegroups.com Subject: Re: [PATCH riscv64] kobject: fix WARNING in input_register_device Message-ID: <2024020821-quintet-survival-54f4@gregkh> References: <2024020812-snowbound-version-6bfa@gregkh> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Feb 08, 2024 at 07:37:56PM +0800, Edward Adam Davis wrote: > On Thu, 8 Feb 2024 10:56:00, Greg KH wrote: > > > The input_add_uevent_modalias_var()->input_print_modalias() will add 1684 bytes > > > of data to env, which will result in insufficient memory allocated to the buf > > > members of env. > > > > What is "env"? And can you wrap your lines at 72 columns please? > env is an instance of struct kobj_uevent_env. Also, why is "risc64" in the subject line? confused, greg k-h