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Wysocki" Cc: LKML , Linux Memory Management List , lkp@lists.01.org, lkp@intel.com References: <20211014075731.GB18719@xsang-OptiPlex-9020> From: Florian Fainelli Message-ID: <51c0a15f-1941-f161-dcec-a7a9acc726f2@gmail.com> Date: Thu, 14 Oct 2021 09:26:09 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20211014075731.GB18719@xsang-OptiPlex-9020> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 10/14/21 12:57 AM, kernel test robot wrote: > > > Greeting, > > FYI, we noticed the following commit (built with gcc-9): > > commit: bfcc1e67ff1e4aa8bfe2ca57f99390fc284c799d ("PM: sleep: Do not assume that "mem" is always present") > https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master > > > in testcase: kernel-selftests > version: kernel-selftests-x86_64-c8c9111a-1_20210929 > with following parameters: > > group: group-00 > ucode: 0x11 > > 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: 288 threads 2 sockets Intel(R) Xeon Phi(TM) CPU 7295 @ 1.50GHz with 80G 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 Thanks for your report. Assuming that the code responsible for registering the suspend operations is drivers/acpi/sleep.c for your platform, and that acpi_sleep_suspend_setup() iterated over all possible sleep states, your platform must somehow be returning that ACPI_STATE_S3 is not a supported state somehow? Rafael have you ever encountered something like that? > > > TAP version 13 > 1..2 > # selftests: breakpoints: step_after_suspend_test > # TAP version 13 > # Bail out! Failed to enter Suspend state > # # Totals: pass:0 fail:0 xfail:0 xpass:0 skip:0 error:0 > not ok 1 selftests: breakpoints: step_after_suspend_test # exit=1 > > > > To reproduce: > > git clone https://github.com/intel/lkp-tests.git > cd lkp-tests > sudo bin/lkp install job.yaml # job file is attached in this email > bin/lkp split-job --compatible job.yaml # generate the yaml file for lkp run > sudo bin/lkp run generated-yaml-file > > # if come across any failure that blocks the test, > # please remove ~/.lkp and /lkp dir to run from a clean state. > > > > --- > 0DAY/LKP+ Test Infrastructure Open Source Technology Center > https://lists.01.org/hyperkitty/list/lkp@lists.01.org Intel Corporation > > Thanks, > Oliver Sang > -- Florian