From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 231B2A04F3; Fri, 6 Dec 2019 21:40:29 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 6FECE1BF7B; Fri, 6 Dec 2019 21:40:24 +0100 (CET) Received: from mail-qt1-f175.google.com (mail-qt1-f175.google.com [209.85.160.175]) by dpdk.org (Postfix) with ESMTP id 0B2051BEDE for ; Fri, 6 Dec 2019 21:40:22 +0100 (CET) Received: by mail-qt1-f175.google.com with SMTP id g1so8384684qtj.6 for ; Fri, 06 Dec 2019 12:40:21 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=iith.ac.in; s=google; h=mime-version:from:date:message-id:subject:to:cc; bh=Adgpo3FaD0eqTx1Ic/uKnxSJ2/kbpG1Ab1XMsuYgo/g=; b=giMeH7egFyn1ZHegV1mNGqqA+k6wcVUN91dWusNJPqzSZINxb73LTD9q2kTv9mEIgz 18eAPzNPe95jPOi66BUQZUAjz8e4o62MA5qNfEhuOPCxGVe2TKJGY85uKdrxLJl03K2Y PTPzUApY1An3qAHgvpvkY1HcnxQYRkdTPn3rU= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=Adgpo3FaD0eqTx1Ic/uKnxSJ2/kbpG1Ab1XMsuYgo/g=; b=QvQVxgdQEsaQtzbCH0TGl0lyr6OjePmJfySBMaeuDejsk9S3uL2lDurFfAAtVxxojg /HIKsuFsOogLWl7Q+QPkzF8IaNigXXowUNfvECoE+PznqNKrAFH6T6I7hg1wEpsEhn5R g0gyNte0pKxUOnq8k899Q0gO/FEAPeqMtkMD4MBOfVnj7ihaoi2Tj9lJYBCGgt4vyhTH f5US5iZmI2x/29/IaGD0zzcht9EgeQRkFWWtujdDJs0R1Az7SIlHYGQOifdA4HnQYaa5 tMZQvOM+Bx/YtBj0UTcu6Upq8L0hkv5KqLtRGSnLIpIMpLO6aVwnY8Lg9Da026xSHASI LtCA== X-Gm-Message-State: APjAAAU8U/gKXesK5fZulkjHS60DmRlRh93jlpxVNUaq75/Cai1CnT3Q cvldkQazYup0Ph1fY6VUhj2fQNxDU6xV1i+0B8rwkJbu+2s= X-Google-Smtp-Source: APXvYqyBt53Y09obiqrDSS86eozLNbFN5WA4/0PDX34HBe0daE6F8lyFEFNhCCXr5V30BLdTsC3L73+Io6OUPjbp4DE= X-Received: by 2002:ac8:5156:: with SMTP id h22mr14636003qtn.233.1575664821273; Fri, 06 Dec 2019 12:40:21 -0800 (PST) MIME-Version: 1.0 From: Suraj R Gupta Date: Sat, 7 Dec 2019 02:10:10 +0530 Message-ID: To: dev@dpdk.org, users@dpdk.org Cc: "Trahe, Fiona" , tomasz.kantecki@intel.com, marcel.d.cornu@intel.com, pablo.de.lara.guarch@intel.com Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-dev] Segmentation fault in aes_cmac_subkey_gen_avx512 and avx512 usage [dpdk-users] X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi all, I am encountering some issues in using intel multi buffer library with dpdk crypto library. *DPDK version used - 18.05.1Intel Multibuffer library version - 0.52 ( https://github.com/intel/intel-ipsec-mb/tree/v0.52 )CPU - InfoIntel(R) Core(TM) i7-8700 CPU @ 3.20GHz* 1. When I am using aes cmac with intel multi buffer library from DPDK. I am receiving an segmentation fault in aes_cmac_subkey_gen_avx512(). This segmentation fault appears at times. Thread 5 "lcore-slave-1" received signal SIGSEGV, Segmentation fault. [Switching to Thread 0x7feff43fe700 (LWP 24301)] 0x00007ffff730ab04 in aes_cmac_subkey_gen_avx512 () from /usr/lib/libIPSec_MB.so.0 2. On compiling the above intel multi buffer library and running LibTestApp from multi buffer library. It is showing Illegal Instruction. AES-CFB128 standard test vectors: ........................ ...Pass SHA standard test vectors (N jobs = 1): .................... ...Pass Testing AVX512 interface Illegal instruction (core dumped) I am not able to understand the issue. Request you to help me in this regard. Please revert for any clarification. -- Thanks and Regards Suraj R Gupta