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SubjectRe: Random panic in load_balance() with 3.16-rc
On 17.07.2014 16:58, Peter Zijlstra wrote:
> On Thu, Jul 17, 2014 at 04:31:04PM +0900, Michel Dänzer wrote:
>>
>> I've been running into the panic captured in the attached picture (hope
>> it's legible) randomly while running 3.16-rc4 and -rc5. I haven't
>> noticed any pattern as to when it happens; at least once it happened
>> while the box was basically sitting idle.
>>
>> dmesg, .config and /proc/cpuinfo attached as well; let me know if you
>> need anything else.
>
> Does lkml.kernel.org/r/20140716145546.GA6922@wolff.to cure things?

Yes, adding back

cpumask_clear(sched_group_cpus(sg));

seems to do the trick, thanks.

There's a long weekend coming up for me, but after that I'll be happy to
test any better fix you guys come up with.


--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer

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