From: Jens Axboe <axboe@kernel.dk>
To: Mike Galbraith <efault@gmx.de>, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [block] BUG: KASAN: use-after-free in rb_erase+0x1431/0x1970
Date: Thu, 9 Mar 2017 08:38:34 -0700 [thread overview]
Message-ID: <6b17c360-d11f-6db5-4933-0c91f70d6a89@kernel.dk> (raw)
In-Reply-To: <1489072619.3839.9.camel@gmx.de>
On 03/09/2017 08:16 AM, Mike Galbraith wrote:
> Greetings,
>
> Building master.today with kasan enabled (because I saw the same when
> trying out kasan on rt), the below fell out.
>
> Config is enterprise based (tune for maximum build time), plus PREEMPT.
>
> [ 5.335444] ==================================================================
> [ 5.337030] BUG: KASAN: use-after-free in rb_erase+0x1431/0x1970 at addr ffff88035e78abb0
> [ 5.338642] Write of size 8 by task swapper/7/0
> [ 5.340204] CPU: 7 PID: 0 Comm: swapper/7 Tainted: G E 4.11.0-kasan #160
> [ 5.341774] Hardware name: MEDION MS-7848/MS-7848, BIOS M7848W08.20C 09/23/2013
Should be fixed in my for-linus branch, it'll go out soon. If you want
to verify, pull:
git://git.kernel.dk/linux-block for-linus
into master and see if that works for you.
--
Jens Axboe
next prev parent reply other threads:[~2017-03-09 16:32 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-03-09 15:16 Mike Galbraith
2017-03-09 15:38 ` Jens Axboe [this message]
2017-03-10 4:59 ` Mike Galbraith
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=6b17c360-d11f-6db5-4933-0c91f70d6a89@kernel.dk \
--to=axboe@kernel.dk \
--cc=efault@gmx.de \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
Powered by JetHome