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Tue, 23 Jun 2020 02:25:40 -0700 (PDT) Received: from google.com ([2a00:79e0:d:110:d6cc:2030:37c1:9964]) by smtp.gmail.com with ESMTPSA id u20sm2789618wmc.44.2020.06.23.02.25.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jun 2020 02:25:39 -0700 (PDT) Date: Tue, 23 Jun 2020 10:25:36 +0100 From: Quentin Perret To: kernel test robot Subject: Re: [cpufreq] d83f959b5e: kmsg.cpufreq:cpufreq_online:Failed_to_initialize_policy_for_cpu:#(-#) Message-ID: <20200623092536.GA52234@google.com> References: <20200615165554.228063-3-qperret@google.com> <20200622005457.GI5535@shao2-debian> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200622005457.GI5535@shao2-debian> X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: juri.lelli@redhat.com, kernel-team@android.com, vincent.guittot@linaro.org, arnd@arndb.de, rafael@kernel.org, peterz@infradead.org, viresh.kumar@linaro.org, adharmap@codeaurora.org, linux-pm@vger.kernel.org, rjw@rjwysocki.net, linux-kernel@vger.kernel.org, lkp@lists.01.org, mingo@redhat.com, paulus@samba.org, linuxppc-dev@lists.ozlabs.org, tkjos@google.com Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi, Thanks for the report. On Monday 22 Jun 2020 at 08:54:57 (+0800), kernel test robot wrote: > Greeting, > > FYI, we noticed the following commit (built with gcc-9): > > commit: d83f959b5e7a6378a4afbff23de2a2d064d95749 ("[PATCH 2/2] cpufreq: Specify default governor on command line") > url: https://github.com/0day-ci/linux/commits/Quentin-Perret/cpufreq-Specify-the-default-governor-on-command-line/20200616-005920 > base: https://git.kernel.org/cgit/linux/kernel/git/rafael/linux-pm.git linux-next > > in testcase: kernel-selftests > with following parameters: > > group: kselftests-x86 > ucode: 0xdc > > test-description: The kernel contains a set of "self tests" under the tools/testing/selftests/ directory. These are intended to be small unit tests to exercise individual code paths in the kernel. > test-url: https://www.kernel.org/doc/Documentation/kselftest.txt > > > on test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz with 16G memory > > caused below changes (please refer to attached dmesg/kmsg for entire log/backtrace): > > > > > If you fix the issue, kindly add following tag > Reported-by: kernel test robot > > > > [ 8.715369] intel_pstate: Intel P-state driver initializing > [ 8.721146] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 0 (-61) > [ 8.728900] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 1 (-61) > [ 8.736615] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 2 (-61) > [ 8.744400] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 3 (-61) > [ 8.752222] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 4 (-61) > [ 8.760010] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 5 (-61) > [ 8.768077] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 6 (-61) > [ 8.775891] cpufreq: cpufreq_online: Failed to initialize policy for cpu: 7 (-61) That, I think, is because of the issue I reported here: https://lore.kernel.org/lkml/20200615174141.GA235811@google.com/ The v2 (to be posted shortly) will address this. Thanks, Quentin