From owner-freebsd-stable@freebsd.org Thu Apr 7 23:21:52 2016 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 54B15B07E9F for ; Thu, 7 Apr 2016 23:21:52 +0000 (UTC) (envelope-from alvin@opendns.com) Received: from mail-wm0-x22b.google.com (mail-wm0-x22b.google.com [IPv6:2a00:1450:400c:c09::22b]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id DF5EF1A66 for ; Thu, 7 Apr 2016 23:21:51 +0000 (UTC) (envelope-from alvin@opendns.com) Received: by mail-wm0-x22b.google.com with SMTP id l6so44238269wml.1 for ; Thu, 07 Apr 2016 16:21:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=opendns.com; s=google; h=mime-version:date:message-id:subject:from:to:cc; bh=Td2i8jfgLVQyavdrp9G+kUYAG1y1p9oKJxIn/y12CC0=; b=KOe9tQKAdZ9UEYneUov0rVAlSnIQjfUXiMcNyULVeNa3ZPQZo8C7pYNupb31VDU3nj 3JRygP52RtCW4lzvSP9dxThbhaQWSbybB4ZzqSDsLSwkmTqsj63BPyutcSYvZziQ+mjf zXPi1hsxHz58DUZ4G6bA1RuUBQltuqIctpoHo= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:date:message-id:subject:from:to:cc; bh=Td2i8jfgLVQyavdrp9G+kUYAG1y1p9oKJxIn/y12CC0=; b=dwNl4io0OwseLljKQqmZJFvM8qX8GVqv2YFIN9cjVRnlNIUOPAZbQsM3PNIzgE5/JO dVR9GcA1BLPiOtiekfh6faZj/MBUjgERHT8GnzjDlGUoJV7RhSGBRVT2Xywzw0dnltxT XPUiShJn6hD5764ecAOiNQD1uhsRJvuuKHrCSei0e23Ncjg3/qoPigzMCaWETY3O4RhE eTb9/89EyhD+G39YPS8wTYHv8C9EEr0At9DMPT5mN2Wwmf5eiHg4ENX5nnXZIwdBBtip ANjF72lXsxNkUgWxcAO0tDfv8pEcLY5PInQxV9G7kA7LSuBW67oL0ecnR8C/sPeGn6Rd nDaQ== X-Gm-Message-State: AD7BkJJ/zZ2fUYbguv/e1GOrwA55duBkwffqClgoIhrmHrCB5DJdjO65mq3e2cPaew7VtLhMSNcJh80K7qA3yQ3O MIME-Version: 1.0 X-Received: by 10.194.62.110 with SMTP id x14mr6747665wjr.68.1460071309911; Thu, 07 Apr 2016 16:21:49 -0700 (PDT) Received: by 10.28.185.204 with HTTP; Thu, 7 Apr 2016 16:21:49 -0700 (PDT) Date: Thu, 7 Apr 2016 16:21:49 -0700 Message-ID: Subject: FreeBSD and Intel XL710 Ethernet drivers and malicious driver detection From: Alvin Wong To: freebsd-stable@freebsd.org Cc: Joyner , Jack Vogel Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.21 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 07 Apr 2016 23:21:52 -0000 We have recently come across what appears to be a driver/firmware problem with our Intel Ethernet Converged Network Adapter X710-DA2. Wanted to see if anyone had insight into whether it was a known bug and if any fixes/workarounds exist. Symptoms: On two FreeBSD 10.2-STABLE r292570 amd64 instances with these cards -- we experienced packet loss (incrementing packet error counts) at exactly the same time we observed /var/log/messages such as those below. Here are the details of our hardware/driver/firmware: Hardware: Intel Ethernet Card: X710DA2 Dual Port, SFP 10GbE, PCIe 3.0, x8 VendorID:8086, DvID:1572 FreeBSD Drivers we are running: # sysctl -a | grep dev.ixl.0.%desc dev.ixl.0.%desc: Intel(R) Ethernet Connection XL710 Driver, Version - 1.4.3 Intel Firmware we were running: # sysctl -a | grep dev.ixl.0.fw_version dev.ixl.0.fw_version: f4.40 a1.4 n04.53 e80001dc0 === /var/log/messages logs ==== Apr 2 00:45:40 server3 kernel: ixl0: Malicious Driver Detection event 0x02 on TX queue 15 pf number 0x00 Apr 2 00:45:40 server3 kernel: ixl0: MDD TX event is for this function 0x00000001ixl0: Malicious Driver Detection event 0x02 on TX queue 3 pf number 0x00 Apr 2 00:45:40 server3 kernel: ixl0: MDD TX event is for this function 0x00000001 Apr 2 00:45:41 server3 kernel: ixl0: Malicious Driver Detection event 0x02 on TX queue 12 pf number 0x00 Apr 2 00:45:41 server3 kernel: ixl0: MDD TX event is for this function 0x00000001 Apr 2 00:45:43 server3 kernel: ixl0: Malicious Driver Detection event 0x02 on TX queue 1 pf number 0x00 Apr 2 00:45:43 server3 kernel: ixl0: MDD TX event is for this function 0x00000001 Apr 2 01:12:03 server3 kernel: ixl0: Interface stopped DISTRIBUTING, possible flapping And on another box. Apr 2 02:18:19 server4 kernel: ixl1: Malicious Driver Detection event 0x02 on TX queue 12 pf number 0x01 Apr 2 02:18:19 server4 kernel: ixl1: MDD TX event is for this function 0x00000001 Apr 2 02:18:20 server4 kernel: ixl1: Malicious Driver Detection event 0x02 on TX queue 1 pf number 0x01 Apr 2 02:18:20 server4 kernel: ixl1: MDD TX event is for this function 0x00000001 === We noticed that the FreeBSD 10.3 RELEASE & even STABLE repositories Intel IXL drivers are still version 1.4.3 but Intel's download site had 1.4.27 for quite a while now. Anyone know if there was a reason for discrepancy? For Intel reps here, should we also upgrade firmware to the latest dev.ixl.0.fw_version: f5.0 a1.5 n05.02 e80002282 ? Thanks, Alvin Wong