Re: [BUG] oops in cpufreq driver with AMD Kaveri CPU

From: Oleksandr Natalenko
Date: Tue Nov 18 2014 - 14:08:05 EST


Hmmm, weird, acpi=off as well as disabling ASPM and NMI watchdog didn't help :
(.

Now trying to update BIOS.

P.S. Still affected while using 3.17.2 kernel.

On Tuesday 11 November 2014 12:41:18 Oleksandr Natalenko wrote:
> It seems that this bug has nothing to do with acpi-cpufreq code but with
> another ACPI area.
>
> With ACPI enabled kernel may hang in a day or in a week (never survived more
> than approx. 2 weeks). With acpi=off it seems to work OK. For instance, I
> had to boot Ubuntu installer with acpi disabled to finish it successfully.
>
> Usually, hanging is not accompanied by panic log. Only small vertical red
> lines appear on the screen near letters (tried to use plaintext 80x25
> console without radeon and got the same issue).
>
> Still observing this for 3.16 kernel.
>
> On Wednesday 13 August 2014 10:12:06 Viresh Kumar wrote:
> > On 13 August 2014 00:24, Oleksandr Natalenko <oleksandr@xxxxxxxxxxxxxx>
>
> wrote:
> > > Updated logs.
> >
> > Also will it be possible for you to find the last working kernel after
> > which this
> > happened?
--
Oleksandr post-factum Natalenko, MSc
pf-kernel community
https://natalenko.name/
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