From: Palash Oswal <oswalpalash@gmail.com>
To: Pavel Begunkov <asml.silence@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>,
io-uring@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
syzbot+11bf59db879676f59e52@syzkaller.appspotmail.com
Subject: Re: INFO: task hung in io_uring_cancel_sqpoll
Date: Fri, 30 Apr 2021 20:32:22 +0530 [thread overview]
Message-ID: <CAGyP=7czG1nmzpM5T784iBdApVL14hGoAfw-nhS=tNH5t9C79g@mail.gmail.com> (raw)
In-Reply-To: <a6ce21f4-04e7-f34c-8cfc-f8158f7fe163@gmail.com>
On Fri, Apr 30, 2021 at 8:03 PM Pavel Begunkov <asml.silence@gmail.com> wrote:
>
> On 4/30/21 3:21 PM, Palash Oswal wrote:
> > On Thursday, March 18, 2021 at 9:40:21 PM UTC+5:30 syzbot wrote:
> >>
> >> Hello,
> >>
> >> syzbot found the following issue on:
> >>
> >> HEAD commit: 0d7588ab riscv: process: Fix no prototype for arch_dup_tas..
> >> git tree: git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux.git fixes
> >> console output: https://syzkaller.appspot.com/x/log.txt?x=12dde5aed00000
> >> kernel config: https://syzkaller.appspot.com/x/.config?x=81c0b708b31626cc
> >> dashboard link: https://syzkaller.appspot.com/bug?extid=11bf59db879676f59e52
> >> userspace arch: riscv64
> >> CC: [asml.s...@gmail.com ax...@kernel.dk io-u...@vger.kernel.org linux-...@vger.kernel.org]
> >>
> >> Unfortunately, I don't have any reproducer for this issue yet.
>
> There was so many fixes in 5.12 after this revision, including sqpoll
> cancellation related... Can you try something more up-to-date? Like
> released 5.12 or for-next
>
The reproducer works for 5.12.
I tested against the HEAD b1ef997bec4d5cf251bfb5e47f7b04afa49bcdfe
commit on for-next tree
https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/?h=for-next
and the reproducer fails.
Palash
next prev parent reply other threads:[~2021-04-30 15:02 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <0000000000000c97e505bdd1d60e@google.com>
[not found] ` <cfa0f9b8-91ec-4772-a6c2-c5206f32373fn@googlegroups.com>
[not found] ` <53a22ab4-7a2d-4ebd-802d-9d1b4ce4e087n@googlegroups.com>
2021-04-30 14:21 ` INFO: task hung in io_uring_cancel_sqpoll Palash Oswal
2021-04-30 14:33 ` Pavel Begunkov
2021-04-30 15:02 ` Palash Oswal [this message]
2021-04-30 15:07 ` Pavel Begunkov
2021-04-30 15:11 ` Palash Oswal
2021-04-30 18:34 ` Pavel Begunkov
2021-04-30 18:34 ` syzbot
2021-04-30 21:04 ` Pavel Begunkov
2021-05-01 4:51 ` Palash Oswal
2021-05-01 7:39 ` Pavel Begunkov
2021-05-02 10:33 ` Pavel Begunkov
2021-05-02 15:01 ` Palash Oswal
2021-05-02 15:56 ` Pavel Begunkov
2021-05-02 22:12 ` Pavel Begunkov
2021-05-03 4:41 ` Palash Oswal
2021-05-03 10:45 ` Pavel Begunkov
[not found] ` <CAGyP=7eoSfh7z638PnP5UF4xVKcrG1jB_qmFo6uPZ7iWfu_2sQ@mail.gmail.com>
2021-05-13 21:28 ` Pavel Begunkov
2021-05-13 21:31 ` Pavel Begunkov
2021-05-15 7:44 ` Palash Oswal
2021-06-12 15:48 ` syzbot
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