Re: Crashes in arm qemu emulations due to 'cpufreq: governor: Replace timers with utilization ...'

From: Rafael J. Wysocki
Date: Mon Feb 15 2016 - 15:37:48 EST


On Mon, Feb 15, 2016 at 8:58 PM, Tony Lindgren <tony@xxxxxxxxxxx> wrote:
> * Guenter Roeck <linux@xxxxxxxxxxxx> [160215 11:41]:
>> On 02/15/2016 11:01 AM, Tony Lindgren wrote:
>> >
>> >https://kernelci.org/boot/all/job/next/kernel/next-20160215/
>> >
>> >The SMP ones seem to fail with some regulator issues?
>> >
>>
>> There is another problem, introduced with 6a0712f6f199e ("PM / OPP: Add
>> dev_pm_opp_set_rate()"). The kernelci boot log for next-20160212:omap3-overo-tobi
>> and others experience that problem.
>>
>> Essentially, the code now assumes that a CPU clock always has a voltage
>> regulator attached to it, which is not correct. I sent out a patch to fix
>> that problem a minute ago.
>
> Yes that fixed it thanks.

Can you please also check if this alternative fix from Viresh works:

https://patchwork.kernel.org/patch/8316611/

?

Thanks,
Rafael