io-uring.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Dmitry Vyukov <dvyukov@google.com>
To: syzbot <syzbot+f2aca089e6f77e5acd46@syzkaller.appspotmail.com>
Cc: asml.silence@gmail.com, axboe@kernel.dk, haoxu@linux.alibaba.com,
	hdanton@sina.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_poll_double_wake
Date: Mon, 20 Sep 2021 10:16:06 +0200	[thread overview]
Message-ID: <CACT4Y+bnH0-6_M_BbB614j=1Vi3sjnU3oSxoKHKVYF-aGVBooQ@mail.gmail.com> (raw)
In-Reply-To: <00000000000053c98205cac53625@google.com>

On Mon, 30 Aug 2021 at 13:34, syzbot
<syzbot+f2aca089e6f77e5acd46@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit a890d01e4ee016978776e45340e521b3bbbdf41f
> Author: Hao Xu <haoxu@linux.alibaba.com>
> Date:   Wed Jul 28 03:03:22 2021 +0000
>
>     io_uring: fix poll requests leaking second poll entries
>
> bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=15d8819d300000
> start commit:   98f7fdced2e0 Merge tag 'irq-urgent-2021-07-11' of git://gi..
> git tree:       upstream
> kernel config:  https://syzkaller.appspot.com/x/.config?x=139b08f9b7481d26
> dashboard link: https://syzkaller.appspot.com/bug?extid=f2aca089e6f77e5acd46
> syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=11650180300000
> C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=1510c6b0300000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: io_uring: fix poll requests leaking second poll entries
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection

Looks sane (io_uring commit fixes an issue in io_uring):

#syz fix: io_uring: fix poll requests leaking second poll entries

      reply	other threads:[~2021-09-20  8:16 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-20 20:52 [syzbot] WARNING in io_poll_double_wake syzbot
2021-08-30 11:34 ` syzbot
2021-09-20  8:16   ` Dmitry Vyukov [this message]

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='CACT4Y+bnH0-6_M_BbB614j=1Vi3sjnU3oSxoKHKVYF-aGVBooQ@mail.gmail.com' \
    --to=dvyukov@google.com \
    --cc=asml.silence@gmail.com \
    --cc=axboe@kernel.dk \
    --cc=haoxu@linux.alibaba.com \
    --cc=hdanton@sina.com \
    --cc=io-uring@vger.kernel.org \
    --cc=linux-fsdevel@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=syzbot+f2aca089e6f77e5acd46@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).