From: Thomas Gleixner <tglx@linutronix.de>
To: Hillf Danton <hdanton@sina.com>,
syzbot <syzbot+ca740b95a16399ceb9a5@syzkaller.appspotmail.com>
Cc: linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
Hillf Danton <hdanton@sina.com>,
syzkaller-bugs@googlegroups.com
Subject: Re: WARNING in hrtimer_forward
Date: Mon, 28 Sep 2020 16:18:00 +0200 [thread overview]
Message-ID: <87y2kuj887.fsf@nanos.tec.linutronix.de> (raw)
In-Reply-To: <20200927080452.18340-1-hdanton@sina.com>
On Sun, Sep 27 2020 at 16:04, Hillf Danton wrote:
> Sat, 26 Sep 2020 17:38:16 -0700
>
> Dunno if it's down to memory barrier.
>
> --- a/kernel/time/hrtimer.c
> +++ b/kernel/time/hrtimer.c
> @@ -929,7 +929,7 @@ u64 hrtimer_forward(struct hrtimer *time
> if (delta < 0)
> return 0;
>
> - if (WARN_ON(timer->state & HRTIMER_STATE_ENQUEUED))
> + if (WARN_ON(hrtimer_is_queued(timer)))
> return 0;
The point of that exercise is?
next prev parent reply other threads:[~2020-09-28 14:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-25 8:48 WARNING in hrtimer_forward syzbot
2020-09-27 0:38 ` syzbot
2020-09-27 14:29 ` syzbot
2020-09-28 16:13 ` Thomas Gleixner
[not found] ` <20200928171137.16804-1-hdanton@sina.com>
2020-09-28 18:35 ` Thomas Gleixner
2020-09-30 7:26 ` Dmitry Vyukov
[not found] ` <20200927080452.18340-1-hdanton@sina.com>
2020-09-28 14:18 ` Thomas Gleixner [this message]
2021-11-03 9:21 ` [syzbot] " syzbot
2021-12-04 10:19 ` Dmitry Vyukov
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