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Message-ID: <20171227025532.GG3172@yexl-desktop> Date: Wed, 27 Dec 2017 10:55:32 +0800 From: kernel test robot <xiaolong.ye@...el.com> To: Jason Gunthorpe <jgg@...pe.ca> Cc: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>, PrasannaKumar Muralidharan <prasannatsmkumar@...il.com>, LKML <linux-kernel@...r.kernel.org>, lkp@...org Subject: [lkp-robot] [tpm] b008bd39b1: kmsg.tpm_tpm#:A_TPM_error(#)occurred_attempting_get_random FYI, we noticed the following commit (built with gcc-7): commit: b008bd39b1c0e32818ecb0ad86f7afc2a3160899 ("tpm: Move Linux RNG connection to hwrng") git://git.infradead.org/users/jjs/linux-tpmdd next in testcase: vm-scalability with following parameters: runtime: 300s size: 1T test: msync-mt cpufreq_governor: performance test-description: The motivation behind this suite is to exercise functions and regions of the mm/ of the Linux kernel which are of interest to us. test-url: https://git.kernel.org/cgit/linux/kernel/git/wfg/vm-scalability.git/ on test machine: 4 threads Intel(R) Core(TM) i5-2300 CPU @ 2.80GHz with 4G memory caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): [ 5.903660] tpm_tis 00:05: 1.2 TPM (device-id 0xFE, rev-id 70) [ 5.934271] tpm tpm0: A TPM error (7) occurred attempting to read a pcr value [ 5.941471] tpm tpm0: TPM is disabled/deactivated (0x7) [ 5.953053] tpm tpm0: A TPM error (7) occurred attempting get random To reproduce: git clone https://github.com/intel/lkp-tests.git cd lkp-tests bin/lkp install job.yaml # job file is attached in this email bin/lkp run job.yaml Thanks, Xiaolong View attachment "config-4.15.0-rc3-00012-gb008bd3" of type "text/plain" (163807 bytes) View attachment "job-script" of type "text/plain" (7087 bytes) Download attachment "dmesg.xz" of type "application/x-xz" (22636 bytes) View attachment "vm-scalability" of type "text/plain" (24602 bytes) View attachment "job.yaml" of type "text/plain" (4737 bytes) View attachment "reproduce" of type "text/plain" (11977 bytes)
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