linux-fsdevel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jens Axboe <axboe@kernel.dk>
To: syzbot <syzbot+5a864149dd970b546223@syzkaller.appspotmail.com>,
	asml.silence@gmail.com, io-uring@vger.kernel.org,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk
Subject: Re: [syzbot] WARNING in io_link_timeout_fn
Date: Wed, 12 May 2021 14:56:44 -0600	[thread overview]
Message-ID: <bb6f7045-863c-ca86-3925-7d65dc90d5b7@kernel.dk> (raw)
In-Reply-To: <0000000000004d849405c227da64@google.com>

On 5/12/21 2:28 PM, syzbot wrote:
> Hello,
> 
> syzbot found the following issue on:
> 
> HEAD commit:    88b06399 Merge tag 'for-5.13-rc1-part2-tag' of git://git.k..
> git tree:       upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=13c0d265d00000
> kernel config:  https://syzkaller.appspot.com/x/.config?x=807beec6b4d66bf1
> dashboard link: https://syzkaller.appspot.com/bug?extid=5a864149dd970b546223
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=10436223d00000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1715208bd00000
> 
> The issue was bisected to:
> 
> commit 91f245d5d5de0802428a478802ec051f7de2f5d6
> Author: Jens Axboe <axboe@kernel.dk>
> Date:   Tue Feb 9 20:48:50 2021 +0000
> 
>     io_uring: enable kmemcg account for io_uring requests

Don't think that's right...

> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=144fbb23d00000
> final oops:     https://syzkaller.appspot.com/x/report.txt?x=164fbb23d00000
> console output: https://syzkaller.appspot.com/x/log.txt?x=124fbb23d00000
> 
> IMPORTANT: if you fix the issue, please add the following tag to the commit:
> Reported-by: syzbot+5a864149dd970b546223@syzkaller.appspotmail.com
> Fixes: 91f245d5d5de ("io_uring: enable kmemcg account for io_uring requests")

I think this one is already fixed:

#syz test: git://git.kernel.dk/linux-block.git io_uring-5.13

-- 
Jens Axboe


  reply	other threads:[~2021-05-12 21:52 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-12 20:28 [syzbot] WARNING in io_link_timeout_fn syzbot
2021-05-12 20:56 ` Jens Axboe [this message]
2021-05-12 22:38   ` syzbot
2021-05-13 21:03     ` Pavel Begunkov
2021-05-14  0:08       ` syzbot
2021-05-14  0:39         ` Pavel Begunkov
2021-05-14  1:05           ` syzbot

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=bb6f7045-863c-ca86-3925-7d65dc90d5b7@kernel.dk \
    --to=axboe@kernel.dk \
    --cc=asml.silence@gmail.com \
    --cc=io-uring@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=syzbot+5a864149dd970b546223@syzkaller.appspotmail.com \
    --cc=syzkaller-bugs@googlegroups.com \
    --cc=viro@zeniv.linux.org.uk \
    /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;
as well as URLs for NNTP newsgroup(s).