linux-kernel - Re: linux-next: Tree for Apr 9 [cpufreq: NULL pointer deref]

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Message-ID: <CA+icZUXXHb9vmcNuFmYha34SV7xch2S8OcgZ+cLVVnNebs5pNQ@mail.gmail.com>
Date:	Tue, 9 Apr 2013 16:04:53 +0200
From:	Sedat Dilek <sedat.dilek@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	cpufreq@...r.kernel.org, Linux PM list <linux-pm@...r.kernel.org>,
	Viresh Kumar <viresh.kumar@...aro.org>
Subject: Re: linux-next: Tree for Apr 9 [cpufreq: NULL pointer deref]

On Tue, Apr 9, 2013 at 4:03 PM, Rafael J. Wysocki <rjw@...k.pl> wrote:
> On Tuesday, April 09, 2013 02:47:39 PM Sedat Dilek wrote:
>> On Tue, Apr 9, 2013 at 11:30 AM, Stephen Rothwell <sfr@...b.auug.org.au> wrote:
>> > Hi all,
>> >
>> > Changes since 20130408:
>> >
>> > The vfs tree still had its build failure so I used the version from
>> > next-20130405.
>> >
>> > The wireless-next tree lost its build failure.
>> >
>> > The mfd tree still had its build failure so I used the version from
>> > next-20130405.
>> >
>> > The ftrace tree gained a conflict against Linus' tree.
>> >
>> > The arm-soc tree gained conflicts against the omap_dss2 and gpio-lw trees.
>> >
>> > ----------------------------------------------------------------------------
>> >
>>
>> On reboot I see hanging cpufreq with the help of kdb/kgdb?
>> See screenshot.
>>
>> I have also a screenshot with next-20130326, so this issue seems not to be new.
>
> This is during CPU offline.  Does it only happen on reboot?  What about trying
> to offline/online CPUs from sysfs?
>

I have seen it on reboots.
How to online/offline from sysfs?

- Sedat -

> Rafael
>
>
> --
> I speak only for myself.
> Rafael J. Wysocki, Intel Open Source Technology Center.
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