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SubjectRe: [Linux 5.18-rc1] WARNING: CPU: 1 PID: 0 at kernel/sched/fair.c:3355 update_blocked_averages
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On 4/14/22 4:38 PM, Dietmar Eggemann wrote:
> Looks like you saw the same issue which got fixed here:
>
> https://lkml.kernel.org/r/20220414015940.9537-1-kuyo.chang@mediatek.com
>
> So nothing to do with CFS BW control. It's triggered by a task with very
> low nice value and load_avg=1 during cfs_rq attach.

Yeah, it looks like I hit the same SCHED_WARN_ON() with what is explained
in that patch. As such, I assume it's fixed then. I didn't manage to
reproduce the bug, but I am moving on from this now.

Thanks for the update!

--
Ammar Faizi

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