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Miller" CC: Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , , , , Subject: PROBLEM: encryption test failures since "crypto: mxs-dcp - Use sg_mapping_iter to copy data" Date: Thu, 27 Jan 2022 18:23:13 +0100 Message-ID: <2126453.Icojqenx9y@localhost.localdomain> Organization: Arnold & Richter Cine Technik GmbH & Co. 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X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org SoC: i.MX6ULL After upgrading from v5.10.65-rt53 to v5.10.73-rt54 I get two additional messages on boot: ... [ 3.786333] alg: skcipher: ecb-aes-dcp encryption test failed (wrong result) on test vector 0, cfg="two even aligned splits" [ 3.789020] alg: skcipher: cbc-aes-dcp encryption test failed (wrong result) on test vector 0, cfg="two even aligned splits" [ 3.793741] mxs-dcp 2280000.crypto: mxs_dcp: initialized .. After reverting the commit 2e6d793e1bf0 ("crypto: mxs-dcp - Use sg_mapping_iter to copy data") the error messages above disappear again. regards Christian [3.] Keywords: mxc-dcp, crypto manager self tests [4.] Kernel information [4.1.] Kernel version (from /proc/version): Linux version 5.10.73-rt54+ (eggers@localhost.localdomain) (arm-poky-linux-gnueabi-gcc (GCC) 10.2.0, GNU ld (GNU Binutils) 2.35.1) #19 PREEMPT_RT Thu Jan 27 17:56:20 CET 2022 [4.2.] Kernel .config file: [5.] Most recent kernel version which did not have the bug: 5.10.65-rt53 [8.] Environment [8.1.] Software (add the output of the ver_linux script here) n/a (embedded system, kernel cross compiled) [8.2.] Processor information (from /proc/cpuinfo): processor : 0 model name : ARMv7 Processor rev 5 (v7l) BogoMIPS : 16.00 Features : half thumb fastmult vfp edsp neon vfpv3 tls vfpv4 idiva idivt vfpd32 lpae evtstrm CPU implementer : 0x41 CPU architecture: 7 CPU variant : 0x0 CPU part : 0xc07 CPU revision : 5 Hardware : Freescale i.MX6 Ultralite (Device Tree) Revision : 0000 Serial : 0000000000000000 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel