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From: Paolo Valente <paolo.valente@linaro.org>
To: jim.cromie@gmail.com
Cc: Jens Axboe <axboe@kernel.dk>,
	Oleksandr Natalenko <oleksandr@natalenko.name>,
	LKML <linux-kernel@vger.kernel.org>,
	linux-block@vger.kernel.org
Subject: Re: 5.14.0-rc1 KASAN use after free
Date: Mon, 2 Aug 2021 16:21:20 +0200	[thread overview]
Message-ID: <FE6B2429-5846-4EE8-896A-691BD11C76D0@linaro.org> (raw)
In-Reply-To: <CAJfuBxwJam5=s3Rr06RyLoO19s3HTBomnNi6P3dw59s_b7we+Q@mail.gmail.com>



> Il giorno 23 lug 2021, alle ore 15:08, jim.cromie@gmail.com ha scritto:
> 
> On Sun, Jul 18, 2021 at 5:58 PM Jens Axboe <axboe@kernel.dk> wrote:
>> 
>> On 7/18/21 3:08 PM, Oleksandr Natalenko wrote:
>>> + Paolo, Jens et al.
>>> 
>>> On čtvrtek 15. července 2021 16:32:29 CEST jim.cromie@gmail.com wrote:
>>>> hi all,
>>>> 
>>>> I noticed this report this morning, from 3 days ago,
>>>> about 10 minutes after boot.
>>>> Its easiest to ignore it, and I dont want to make a fuss,
>>>> but it looks useful to someone
>>>> 
>>>> 
>>>> [   33.663464] Bluetooth: RFCOMM ver 1.11
>>>> [  646.343628]
>>>> ================================================================== [
>>>> 646.343649] BUG: KASAN: use-after-free in bfq_get_queue+0x47d/0x900 [
>>>> 646.343680] Read of size 8 at addr ffff88810d864a00 by task
>>>> journal-offline/1639
>> 
>> There are only a few commits between 5.13 and master in this area, see
>> attached. I'd just start reverting from the top, one by one, and see
>> which one is causing the issue. Jim, would that be feasible?
>> 
> 
> oops, didn't see this earlier.
> It hasnt happened since, I can try to recreate mid-next-week
> 

Still nothing?

Thanks,
Paolo

> 
>> --
>> Jens Axboe


  reply	other threads:[~2021-08-02 14:24 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-15 14:32 5.14.0-rc1 KASAN use after free jim.cromie
2021-07-18 21:08 ` Oleksandr Natalenko
2021-07-18 21:58   ` Jens Axboe
2021-07-23 13:08     ` jim.cromie
2021-08-02 14:21       ` Paolo Valente [this message]
2021-08-02 18:22         ` jim.cromie

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