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Date:      Thu, 16 Sep 2021 14:50:18 -0700
From:      Pete Wright via x11 <x11@freebsd.org>
To:        Vladimir Kondratyev <wulf@FreeBSD.org>, x11@freebsd.org
Subject:   Re: Panic on drm-devel v5.5.19.g20210909
Message-ID:  <d6ca825d-ca61-018a-2340-98a6bc8a405d@nomadlogic.org>
In-Reply-To: <5f0e5607-a08e-27d8-29c4-fc30998d40d0@FreeBSD.org>
References:  <f38c9e97-1d82-1842-f2c2-13f29f0f666a@nomadlogic.org> <e7bed6f0-d705-c880-5233-58f8339d33a5@FreeBSD.org> <ba76ba08-53ac-49b7-23da-cc885b5126d1@nomadlogic.org> <aaee7785-5c2c-2c9f-0e18-8f1f43cddfbc@nomadlogic.org> <ca3a9dce-96e2-9667-fcde-88ce50df82b5@FreeBSD.org> <2fcbea3c-ce7b-17ae-7018-ebda212ef186@nomadlogic.org> <6daeefee-abdf-2443-3842-461112065a3f@FreeBSD.org> <15f64418-8498-1668-7f91-c9dac430bfd2@nomadlogic.org> <ef358bad-69ef-91f8-b6cb-8f7e9a721f80@nomadlogic.org> <5f0e5607-a08e-27d8-29c4-fc30998d40d0@FreeBSD.org>

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On 9/15/21 1:39 AM, Vladimir Kondratyev wrote:
>
>>
>> i think i've figured out how to reproduce this issue.  it seems to be
>> triggered by chrome, using firefox and other apps and i am not seeing
>> any issues.  but once i launch chrome it seems to trigger the panic
>> above pretty reliably.  i've even moved my ~/.config/chrome/ directory
>> out of the way to ensure i don't have any bad settings and it still
>> triggers the panic.
>>
>> -pete
>>
> Test attached patch. With and without commit 787ffa8c48ec reverted.
>

I've applied this patch to the drm-kmod repo without 787ffa8c48ec 
reverted and have been using both firefox and chrome for most of the day 
without any panics.  previously when using chrome i could trigger a 
panic within an hour, so i am cautiously optimistic this fixes the bug 
on my end.

-pete

-- 
Pete Wright
pete@nomadlogic.org
@nomadlogicLA




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