From: Jens Axboe <axboe@kernel.dk>
To: syzbot <syzbot+b18b8be69df33a3918e9@syzkaller.appspotmail.com>,
asml.silence@gmail.com, haoxu@linux.alibaba.com,
io-uring@vger.kernel.org, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] possible deadlock in io_worker_cancel_cb
Date: Mon, 13 Dec 2021 09:06:29 -0700 [thread overview]
Message-ID: <494d69b4-d9da-b698-39e6-ed41b64a09a7@kernel.dk> (raw)
In-Reply-To: <00000000000080c88305d300e67f@google.com>
On 12/12/21 11:08 PM, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: a763d5a5abd6 Merge tag 'scsi-fixes' of git://git.kernel.or..
> git tree: upstream
> console output: https://syzkaller.appspot.com/x/log.txt?x=12b900bab00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=7d5e878e3399b6cc
> dashboard link: https://syzkaller.appspot.com/bug?extid=b18b8be69df33a3918e9
> compiler: Debian clang version 11.0.1-2, GNU ld (GNU Binutils for Debian) 2.35.2
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=143f7551b00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=17f56825b00000
>
> The issue was bisected to:
>
> commit 71a85387546e50b1a37b0fa45dadcae3bfb35cf6
> Author: Jens Axboe <axboe@kernel.dk>
> Date: Fri Dec 10 15:29:30 2021 +0000
>
> io-wq: check for wq exit after adding new worker task_work
#syz test git://git.kernel.dk/linux-block io_uring-5.16
--
Jens Axboe
next prev parent reply other threads:[~2021-12-13 16:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-13 6:08 [syzbot] possible deadlock in io_worker_cancel_cb syzbot
2021-12-13 16:06 ` Jens Axboe [this message]
2021-12-13 16:40 ` 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=494d69b4-d9da-b698-39e6-ed41b64a09a7@kernel.dk \
--to=axboe@kernel.dk \
--cc=asml.silence@gmail.com \
--cc=haoxu@linux.alibaba.com \
--cc=io-uring@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=syzbot+b18b8be69df33a3918e9@syzkaller.appspotmail.com \
--cc=syzkaller-bugs@googlegroups.com \
/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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.