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Fri, 14 May 2021 15:49:52 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXH36502.realtek.com.tw (172.21.6.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Fri, 14 May 2021 15:49:52 +0800 Received: from RTEXMBS04.realtek.com.tw (172.21.6.97) by RTEXMBS04.realtek.com.tw (172.21.6.97) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Fri, 14 May 2021 15:49:50 +0800 Received: from RTEXMBS04.realtek.com.tw ([fe80::1d8:ba7d:61ca:bd74]) by RTEXMBS04.realtek.com.tw ([fe80::1d8:ba7d:61ca:bd74%5]) with mapi id 15.01.2106.013; Fri, 14 May 2021 15:49:50 +0800 From: Hayes Wang To: Dan Carpenter CC: Alan Stern , syzbot , "davem@davemloft.net" , "kuba@kernel.org" , "linux-kernel@vger.kernel.org" , "linux-usb@vger.kernel.org" , "netdev@vger.kernel.org" , "syzkaller-bugs@googlegroups.com" , nic_swsd Subject: RE: [syzbot] WARNING in rtl8152_probe Thread-Topic: [syzbot] WARNING in rtl8152_probe Thread-Index: AQHXRxMNo04dZcfiN0eNJrSRsQsh6qrguwNggAA4ewCAAVQHMP//vJkAgACXDtA= Date: Fri, 14 May 2021 07:49:50 +0000 Message-ID: References: <0000000000009df1b605c21ecca8@google.com> <7de0296584334229917504da50a0ac38@realtek.com> <20210513142552.GA967812@rowland.harvard.edu> <20210514064138.GA1955@kadam> In-Reply-To: <20210514064138.GA1955@kadam> Accept-Language: zh-TW, en-US Content-Language: zh-TW X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [172.21.177.203] x-kse-serverinfo: RTEXMBS04.realtek.com.tw, 9 x-kse-antivirus-interceptor-info: scan successful x-kse-antivirus-info: =?us-ascii?Q?Clean,_bases:_2021/5/14_=3F=3F_06:00:00?= x-kse-attachment-filter-triggered-rules: Clean x-kse-attachment-filter-triggered-filters: Clean x-kse-bulkmessagesfiltering-scan-result: protection disabled Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 X-KSE-AntiSpam-Outbound-Interceptor-Info: scan successful X-KSE-AntiSpam-Version: 5.9.20, Database issued on: 05/14/2021 07:33:30 X-KSE-AntiSpam-Status: KAS_STATUS_NOT_DETECTED X-KSE-AntiSpam-Method: none X-KSE-AntiSpam-Rate: 0 X-KSE-AntiSpam-Info: Lua profiles 163650 [May 14 2021] X-KSE-AntiSpam-Info: Version: 5.9.20.0 X-KSE-AntiSpam-Info: Envelope from: hayeswang@realtek.com X-KSE-AntiSpam-Info: LuaCore: 445 445 d5f7ae5578b0f01c45f955a2a751ac25953290c9 X-KSE-AntiSpam-Info: {Tracking_from_domain_doesnt_match_to} X-KSE-AntiSpam-Info: 127.0.0.199:7.1.2;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;realtek.com:7.1.1 X-KSE-AntiSpam-Info: Rate: 0 X-KSE-AntiSpam-Info: Status: not_detected X-KSE-AntiSpam-Info: Method: none X-KSE-AntiSpam-Info: Auth:dkim=none X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Heuristic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 05/14/2021 07:36:00 X-KSE-ServerInfo: RTEXH36502.realtek.com.tw, 9 X-KSE-Attachment-Filter-Triggered-Rules: Clean X-KSE-Attachment-Filter-Triggered-Filters: Clean X-KSE-BulkMessagesFiltering-Scan-Result: protection disabled X-KSE-AntiSpam-Outbound-Interceptor-Info: scan successful X-KSE-AntiSpam-Version: 5.9.20, Database issued on: 05/14/2021 07:33:30 X-KSE-AntiSpam-Status: KAS_STATUS_NOT_DETECTED X-KSE-AntiSpam-Method: none X-KSE-AntiSpam-Rate: 0 X-KSE-AntiSpam-Info: Lua profiles 163650 [May 14 2021] X-KSE-AntiSpam-Info: Version: 5.9.20.0 X-KSE-AntiSpam-Info: Envelope from: hayeswang@realtek.com X-KSE-AntiSpam-Info: LuaCore: 445 445 d5f7ae5578b0f01c45f955a2a751ac25953290c9 X-KSE-AntiSpam-Info: {Tracking_from_domain_doesnt_match_to} X-KSE-AntiSpam-Info: realtek.com:7.1.1;127.0.0.199:7.1.2;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1 X-KSE-AntiSpam-Info: Rate: 0 X-KSE-AntiSpam-Info: Status: not_detected X-KSE-AntiSpam-Info: Method: none X-KSE-AntiSpam-Info: Auth:dkim=none X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Heuristic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 05/14/2021 07:36:00 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Dan Carpenter > Sent: Friday, May 14, 2021 2:42 PM [...] > Imagine you are at a conference and two people sit down next to you, one > on either side. The one accidentally spills coffee on your lap. The > other plugs in a USB device to your laptop. Now you are infected with > spyware. I don't think I could find out such devices by only checking the information of the hardware. That is, there is no way now to avoid other devices to use our driver. Best Regards, Hayes