On 11/22/20 9:19 PM, Valentin Schneider wrote:
> Booting a recent PREEMPT_RT kernel (v5.10-rc3-rt7-rebase) on my arm64 Juno
> leads to the idle task blocking on an RT sleeping spinlock down some
> notifier path:
>
> [1.809101] BUG: scheduling while atomic: swapper/5/0/0x0002
> [1.8
On 2020-11-30 10:09:41 [+], Valentin Schneider wrote:
> FWIW, still squealing under v5.10-rc5-rt11.
I could apply this into my current RT but it would be nice to get this
applied upstream.
Sebastian
On 22/11/20 20:19, Valentin Schneider wrote:
> Booting a recent PREEMPT_RT kernel (v5.10-rc3-rt7-rebase) on my arm64 Juno
> leads to the idle task blocking on an RT sleeping spinlock down some
> notifier path:
>
> [1.809101] BUG: scheduling while atomic: swapper/5/0/0x0002
> [1.80
On 23/11/20 14:14, Peter Zijlstra wrote:
> On Sun, Nov 22, 2020 at 08:19:04PM +, Valentin Schneider wrote:
[...]
>> Two points worth noting:
>>
>> 1) That this is conceptually the same issue as pointed out in:
>>313c8c16ee62 ("PM / CPU: replace raw_notifier with atomic_notifier")
>> 2) On
On Sun, Nov 22, 2020 at 08:19:04PM +, Valentin Schneider wrote:
> Booting a recent PREEMPT_RT kernel (v5.10-rc3-rt7-rebase) on my arm64 Juno
> leads to the idle task blocking on an RT sleeping spinlock down some
> notifier path:
>
> [1.809101] BUG: scheduling while atomic: swapper/5/0/0x
Booting a recent PREEMPT_RT kernel (v5.10-rc3-rt7-rebase) on my arm64 Juno
leads to the idle task blocking on an RT sleeping spinlock down some
notifier path:
[1.809101] BUG: scheduling while atomic: swapper/5/0/0x0002
[1.809116] Modules linked in:
[1.809123] Preemption disab
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