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Message-ID: <CA+G9fYv=uyQaJs0JLMmZWLeLH0G5FF7WGcTa7y0bi0nCDfoi+A@mail.gmail.com>
Date: Thu, 25 May 2023 19:21:24 +0530
From: Naresh Kamboju <naresh.kamboju@...aro.org>
To: Mark Brown <broonie@...nel.org>
Cc: "open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@...r.kernel.org>,
linux-stable <stable@...r.kernel.org>,
open list <linux-kernel@...r.kernel.org>,
lkft-triage@...ts.linaro.org,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
Dan Carpenter <dan.carpenter@...aro.org>,
Arnd Bergmann <arnd@...db.de>, Shuah Khan <shuah@...nel.org>,
Anders Roxell <anders.roxell@...aro.org>
Subject: Re: arm64: fp-stress: BUG: KFENCE: memory corruption in fpsimd_release_task
On Tue, 23 May 2023 at 03:42, Mark Brown <broonie@...nel.org> wrote:
>
> On Tue, May 16, 2023 at 11:58:40AM +0530, Naresh Kamboju wrote:
>
> > # To install tuxrun on your system globally:
> > # sudo pip3 install -U tuxrun==0.42.0
>
> I'm not thrilled about the idea of installing some Python package
> outside of my distro package manager, especially not running as root,
> but I *do* have a checked out copy of tuxrun which normally seems to do
> something...
>
> > #
> > # See https://tuxrun.org/ for complete documentation.
> >
> > tuxrun \
> > --runtime podman \
> > --device fvp-aemva \
> > --boot-args rw \
> > --kernel https://storage.tuxsuite.com/public/linaro/lkft/builds/2Pq5NvLiBcWRMuy6lXftDVQMvca/Image.gz
> > \
> > --modules https://storage.tuxsuite.com/public/linaro/lkft/builds/2Pq5NvLiBcWRMuy6lXftDVQMvca/modules.tar.xz
> > \
> > --rootfs https://storage.tuxboot.com/debian/bookworm/arm64/rootfs.ext4.xz \
> > --parameters SKIPFILE=skipfile-lkft.yaml \
> > --parameters KSELFTEST=https://storage.tuxsuite.com/public/linaro/lkft/builds/2Pq5NvLiBcWRMuy6lXftDVQMvca/kselftest.tar.xz
> > \
> > --image tuxrun:fvp \
> > --tests kselftest-arm64 \
> > --timeouts boot=60 kselftest-arm64=60
>
> This command does not work for me, after fixing up the fact that
> multiple lines have continuation characters that are nonfunctional due
> to being wrapped onto the next line I get:
>
> | Error: error getting default registries to try: short-name "tuxrun:fvp" did not resolve to an alias and no unqualified-search registries are defined in "/etc/containers/registries.conf"
>
> Trying tip of tree tuxrun gives the same result. Grovelling around in
> the documentation I see there's a need to manually build some containers
> for the FVP so I was able to get the above command to boot with the
> --image option removed and switching to docker as the runtime but after
> faffing for a very large amount of time even by the standards of the
> model it appeared to just shut down the model without starting
> kselftest, possibly due to having mounted some of the filesystems read
> only:
>
> 2023-05-22T21:03:43 Using a character delay of 50 (ms)
> 2023-05-22T21:03:43 #⏎
> 2023-05-22T21:03:43 [?2004l[?2004hroot@...ner-pqlayms-project-40964107-concurrent-5:~# #
> 2023-05-22T21:03:43 lava-test-shell: Wait for prompt ['root@(.*):[/~]#'] (timeout 01:00:00)
> 2023-05-22T21:03:43 #
> 2023-05-22T21:03:43 Using /lava-1
> 2023-05-22T21:03:43 Sending with 50 millisecond of delay
> 2023-05-22T21:03:43 export SHELL=/bin/sh⏎
> 2023-05-22T21:03:45 [?2004l[?2004hroot@...ner-pqlayms-project-40964107-concurrent-5:~# export SHELL=/bin/sh
> 2023-05-22T21:03:45 export SHELL=/bin/sh
> 2023-05-22T21:03:45 Sending with 50 millisecond of delay
> 2023-05-22T21:03:45 . /lava-1/environment⏎
> 2023-05-22T21:03:47 [?2004l[?2004hroot@...ner-pqlayms-project-40964107-concurrent-5:~# . /lava-1/environment
> 2023-05-22T21:03:47 . /lava-1/environment
> 2023-05-22T21:03:47 Will listen to feedbacks from 'terminal_1' for 1 second
> 2023-05-22T21:03:47 Will listen to feedbacks from 'terminal_2' for 1 second
> 2023-05-22T21:03:47 Will listen to feedbacks from 'terminal_3' for 1 second
> 2023-05-22T21:03:47 Sending with 50 millisecond of delay
> 2023-05-22T21:03:47 /lava-1/bin/lava-test-runner /lava-1/0⏎
> 2023-05-22T21:03:51 [?2004l[?2004hroot@...ner-pqlayms-project-40964107-concurrent-5:~# /lava-1/bin/lava-test-runner /lava-1/0
> 2023-05-22T21:03:51 Test shell timeout: 10s (minimum of the action and connection timeout)
> 2023-05-22T21:03:51 /lava-1/bin/lava-test-runne r /lava-1/0
> 2023-05-22T21:03:52 [?2004lmkdir: cannot create directory ‘/lava-1/0/results’: Read-only file system
> 2023-05-22T21:03:53 mv: cannot move '/lava-1/0/lava-test-runner.conf' to '/lava-1/0/lava-test-runner.conf-1684789015': Read-only file system
> 2023-05-22T21:03:54 cat: /lava-1/0/lava-test-runner.conf-1684789015: No such file or directory
> 2023-05-22T21:03:55 ok: lava_test_shell seems to have completed
> 2023-05-22T21:03:55 end: 3.1 lava-test-shell (duration 00:00:12) [common]
> 2023-05-22T21:03:55 end: 3 lava-test-retry (duration 00:00:12) [common]
> 2023-05-22T21:03:55 start: 4 finalize (timeout 00:10:00) [common]
> 2023-05-22T21:03:55 start: 4.1 power-off (timeout 00:01:00) [common]
> 2023-05-22T21:03:55 end: 4.1 power-off (duration 00:00:00) [common]
> 2023-05-22T21:03:55 start: 4.2 read-feedback (timeout 00:10:00) [common]
>
> Attempting to use podman as the runtime as your command said had various
> problems:
>
> 2023-05-22T21:07:01 start: 2.1.1 check-fvp-version (timeout 01:00:00) [common]
> 2023-05-22T21:07:01 sh -c docker run --rm fvp:aemva-11.21.15 /opt/model/FVP_AEMvA/models/Linux64_GCC-9.3/FVP_Base_RevC-2xAEMvA --version
> 2023-05-22T21:07:01 Parsed command exited 1.
> 2023-05-22T21:07:01 action: check-fvp-version
> command: ['sh', '-c', 'docker run --rm fvp:aemva-11.21.15 /opt/model/FVP_AEMvA/models/Linux64_GCC-9.3/FVP_Base_RevC-2xAEMvA --version']
> message: Command '['sh', '-c', 'docker run --rm fvp:aemva-11.21.15 /opt/model/FVP_AEMvA/models/Linux64_GCC-9.3/FVP_Base_RevC-2xAEMvA --version']' returned non-zero exit status 1.
> output: Missing runtime '/usr/bin/podman'
> return code: 1
>
> (I do have podman installed though I rarely use it, this looks to be in
> the LAVA container though)
>
> > Test log links:
> > ========
> >
> > - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.28-240-gb82733c0ff99/testrun/17007082/suite/log-parser-test/test/check-kernel-kfence/log
> > - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.28-240-gb82733c0ff99/testrun/17007082/suite/log-parser-test/tests/
> > - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.1.y/build/v6.1.28-240-gb82733c0ff99/testrun/17007268/suite/kselftest-arm64/tests/
> >
> > - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.3.y/build/v6.3.2-247-g5a952cfef67c/testrun/17015127/suite/log-parser-test/test/check-kernel-bug/log
> > - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.3.y/build/v6.3.2-247-g5a952cfef67c/testrun/17015127/suite/log-parser-test/tests/
> > - https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-6.3.y/build/v6.3.2-247-g5a952cfef67c/testrun/17015127/suite/kselftest-arm64/tests/
>
> None of these seem to provide me with information like what kernel
> config was used but I did manage to find
>
> https://storage.tuxsuite.com/public/linaro/lkft/builds/2Pq5NvLiBcWRMuy6lXftDVQMvca/config
>
> which might be it? Or one of them? However even trying to use that I'm
> unable to reproduce issues with either the FVP or qemu.
You got the right config file which we are using for testing
FVP selftests.
Since it is intermittent it is not easy to reproduce always.
You are right ! that, you may have to try with full sub set run
./run_kselftest.sh -c arm64
- Naresh
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