Re: Regression: QCA6390 fails with "mm/page_alloc: place pages to tail in __free_pages_core()"

From: David Hildenbrand
Date: Thu Nov 05 2020 - 15:23:19 EST



> Am 05.11.2020 um 13:55 schrieb Pavel Procopiuc <pavel.procopiuc@xxxxxxxxx>:
>
> Op 05.11.2020 om 12:13 schreef David Hildenbrand:
>> It depends in which order memory is exposed to MM, which might depend on other factors in some configurations.
>> This smells like it exposes an existing bug. Can you reproduce also with zone shuffling enabled?
>
> So just to make sure I understand you correctly, you'd like to see if the problem with ath11k driver on my hardware persists when I boot pristine 5.10-rc2 kernel (without reverting commit 7fef431be9c9ac255838a9578331567b9dba4477) and with page_alloc.shuffle=1, right?
>

Right, but as lists are randomized then it might take a couple of tries to reproduce. I‘ll have a look at the driver code / failing path on Monday, when back to work.

Cheers!