[lkml]   [2014]   [Jul]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Random panic in load_balance() with 3.16-rc
On 22.07.2014 15:13, Michel Dänzer wrote:
> On 18.07.2014 18:29, Michel Dänzer wrote:
>> 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 cure things?
>> Yes, adding back
>> cpumask_clear(sched_group_cpus(sg));
>> seems to do the trick, thanks.
> I'm afraid it happened again with 3.16-rc5 plus the above change. It
> seemed to last longer than before, but maybe that was just luck.
> Going to try 3.16-rc6 now.

Just happened again with the same change on top of 3.16-rc6.

Are there any other potential fixes yet?

I hope this problem is on the radar as a showstopper for 3.16.

Earthling Michel Dänzer |
Libre software enthusiast | Mesa and X developer

[unhandled content-type:application/pgp-signature]
 \ /
  Last update: 2014-07-23 06:41    [W:0.100 / U:8.112 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site