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SubjectRe: Sleeping BUG in khugepaged for i586
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On 06/23/2017 08:25 AM, Michal Hocko wrote:
> On Fri 23-06-17 15:13:45, Vlastimil Babka wrote:
>> On 06/23/2017 02:08 PM, Michal Hocko wrote:
>>> On Thu 08-06-17 16:48:31, Michal Hocko wrote:
>>>> On Wed 07-06-17 13:56:01, David Rientjes wrote:
>>>>
>>>> I suspect, so cond_resched seems indeed inappropriate on 32b systems.
>>>
>>> The code still seems to be in the mmotm tree.
>>
>> Even mainline at this point - 338a16ba1549
>>
>>> Are there any plans to fix
>>> this or drop the patch?
>>
>> https://lkml.kernel.org/r/alpine.DEB.2.10.1706191341550.97821@chino.kir.corp.google.com
>
> Ahh, I have missed that. Thanks!

I also missed that patch. Applying it to my box fixes the scheduling while
atomic splats and no downside has been detected.

You may add "Reported-and-tested-by: Larry Finger <Larry.Finger@lwfinger.net>".

Thanks for everyone's efforts in fixing this problem.

Larry


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