From: Jens Axboe <[email protected]>
To: syzbot <[email protected]>,
[email protected], [email protected],
[email protected], [email protected],
[email protected]
Subject: Re: [syzbot] WARNING in io_poll_task_func (2)
Date: Wed, 3 Nov 2021 17:27:26 -0600 [thread overview]
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
On 11/3/21 5:16 PM, syzbot wrote:
> Hello,
>
> syzbot found the following issue on:
>
> HEAD commit: bdcc9f6a5682 Add linux-next specific files for 20211029
> git tree: linux-next
> console output: https://syzkaller.appspot.com/x/log.txt?x=14ab0e5cb00000
> kernel config: https://syzkaller.appspot.com/x/.config?x=4b504bcb4c507265
> dashboard link: https://syzkaller.appspot.com/bug?extid=804709f40ea66018e544
> compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15710012b00000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=11862ef4b00000
>
> The issue was bisected to:
>
> commit 34ced75ca1f63fac6148497971212583aa0f7a87
> Author: Xiaoguang Wang <[email protected]>
> Date: Mon Oct 25 05:38:48 2021 +0000
>
> io_uring: reduce frequent add_wait_queue() overhead for multi-shot poll request
Again:
#syz invalid
Please stop testing dead branches, it's pointless and just wastes time.
--
Jens Axboe
next prev parent reply other threads:[~2021-11-03 23:27 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-03 23:16 [syzbot] WARNING in io_poll_task_func (2) syzbot
2021-11-03 23:27 ` Jens Axboe [this message]
[not found] ` <CANp29Y4hi=iFti=BzZxEEPgnn74L80fr3WXDR8OVkGNqR9BOLw@mail.gmail.com>
2021-11-04 11:44 ` Jens Axboe
2021-11-08 16:30 ` Dmitry Vyukov
2021-11-08 16:42 ` Jens Axboe
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