Some test cases failed in power management on Linux Linaro ubuntu TI Panda 4430.

[Botao]

On TI Panda 4430 with Linux Linaro ubuntu image:

http://snapshots.linaro.org/quantal/pre-built/panda/280/panda-quantal_developer_20130401-280.img.gz

some test cases failed:

LAVA: (stdout) ### cpufreq_01:
LAVA: (stdout) ### test the cpufreq framework is available for frequency
LAVA: (stdout) ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpufreq_01
LAVA: (stdout) ###
LAVA: (stdout) cpufreq_01.0/cpu0: checking 'scaling_available_frequencies' exists... fail
LAVA: (stdout) cpufreq_01.0/cpu1: checking 'scaling_available_frequencies' exists... fail
LAVA: (stdout) ###
LAVA: (stdout) ### cpufreq_02:
LAVA: (stdout) ### test the cpufreq framework is available for governor
LAVA: (stdout) ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpufreq_02
LAVA: (stdout) ###
LAVA: (stdout) cpufreq_02.0/cpu0: checking 'scaling_available_governors' exists... fail
LAVA: (stdout) cpufreq_02.0/cpu1: checking 'scaling_available_governors' exists... fail
LAVA: (stdout) ###

LAVA: (stdout) ### cpufreq_05:
LAVA: (stdout) ### test 'ondemand' and 'conservative' trigger correctly the configuration directory
LAVA: (stdout) ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpufreq_05
LAVA: (stdout) ###
LAVA: (stdout) cpufreq_05.0: ondemand not supported... skip
LAVA: (stdout) cpufreq_05.1: conservative not supported... skip
LAVA: (stdout) cpufreq_05.2: userspace not supported... skip
LAVA: (stdout) cpufreq_05.3: checking 'ondemand' directory exists... fail
LAVA: (stdout) cpufreq_05.4: checking 'conservative' directory exists... fail
LAVA: (stdout) ###

LAVA: (stdout) ### cpuhotplug_07:
LAVA: (stdout) ### test userspace notification
LAVA: (stdout) ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpuhotplug_07
LAVA: (stdout) ###
LAVA: (stdout) cpuhotplug_07.0/cpu1: checking offline event was received... fail
LAVA: (stdout) cpuhotplug_07.1/cpu1: checking online event was received... pass
LAVA: (stdout) ###

For full test result, please refer to attachment.

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This issue is observed on following images:
http://snapshots.linaro.org/quantal/pre-built/panda/280/panda-quantal_developer_20130401-280.img.gz
http://snapshots.linaro.org/quantal/pre-built/panda/286/panda-quantal_developer_20130408-286.img.gz
http://snapshots.linaro.org/quantal/pre-built/panda/290/panda-quantal_developer_20130414-290.img.gz
http://snapshots.linaro.org/quantal/pre-built/panda/299/panda-quantal_developer_20130423-299.img.gz
http://snapshots.linaro.org/raring/pre-built/panda/336/panda-raring_developer_20130520-336.img.gz
http://snapshots.linaro.org/ubuntu/pre-built/panda/376/panda-raring_developer_20130623-376.img.gz

[Andrey Konovalov (andrey-konovalov)]

CONFIG_CPU_FREQ is disabled for Panda since the 13.03 release. This is a workaround needed for Panda ES to boot (Panda ES hangs otherwise).
https://git.linaro.org/gitweb?p=kernel/configs.git;a=commitdiff;h=f7cc3b1eea682991f31b841b9a90693827ba48ad

[Botao (botao-sun)]

On TI Panda 4430 board with Linux Linaro Raring ubuntu image:

Hardware Pack: http://snapshots.linaro.org/raring/hwpacks/panda/323/hwpack_linaro-panda_20130508-323_armhf_supported.tar.gz

Rootfs: http://snapshots.linaro.org/raring/images/developer/360/linaro-raring-developer-20130508-360.tar.gz

After power management test case installation and run, kernel panic occurred:

# apt-get install bzr python-apt python-setuptools
# bzr branch lp:lava-test
# cd lava-test
# python setup.py install
# lava-test install pwrmgmt
# lava-test run pwrmgmt

......
LAVA: (stdout) ### cpuhotplug_02:
LAVA: (stdout) ### test the cpu state is reflected in sysfs
LAVA: (stdout) ### https://wiki.linaro.org/WorkingGroups/PowerManagement/Doc/QA/Scripts#cpuhotplug_02
LAVA: (stdout) ###
[ 25.836059] Unable to handle kernel NULL pointer dereference at virtual address 00000000
......

Please refer to attachment to get detailed log output.

[Botao (botao-sun)]

Please ignore comment #3, that is for TI Panda 4460.

For TI Panda 4430, several test cases failed, but no kernel panic occurred. The image is Linux Linaro Raring ubuntu:

Hardware Pack: http://snapshots.linaro.org/raring/hwpacks/panda/323/hwpack_linaro-panda_20130508-323_armhf_supported.tar.gz

Rootfs: http://snapshots.linaro.org/raring/images/developer/360/linaro-raring-developer-20130508-360.tar.gz

Please refer to attachment to get detailed log output.

[Botao (botao-sun)]

On TI Panda 4430 board with Linux Linaro ubuntu Raring image:

http://snapshots.linaro.org/ubuntu/pre-built/panda/376/panda-raring_developer_20130623-376.img.gz

Test case "cpufreq_01.0/cpu0". "cpufreq_01.0/cpu1", "cpufreq_02.0/cpu0", "cpufreq_02.0/cpu1", "cpufreq_05.3" and "cpufreq_05.4" failed. Please refer to attachment to get full test result output.

[Botao (botao-sun)]

Now this test has been fully automated in LAVA, which the dashboard can be found here:

http://validation.linaro.org/lava-server/dashboard/image-reports/linux-linaro-tracking-panda

According to the latest test result:

http://validation.linaro.org/lava-server/dashboard/streams/private/team/linaro/pre-built-leb-panda-4430/bundles/cb2b41c994595d823273b44f8736cbd3dceaf188/b0dc24f5-5c3a-45a4-85ad-004b10902d97/

This issue still exists.

Failure list:

cpufreq_01.0/cpu0
cpufreq_01.0/cpu1
cpufreq_02.0/cpu0
cpufreq_02.0/cpu1
cpufreq_05.3
cpufreq_05.4
cpuhotplug_07.0/cpu1

[Amit Kucheria (amitk)]

Common kernel so duplicate of bug 1194684