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From: Jens Axboe <axboe@kernel.dk>
To: Eric Biggers <ebiggers@kernel.org>
Cc: syzbot <syzbot+0f1cc17f85154f400465@syzkaller.appspotmail.com>,
	andriy.shevchenko@linux.intel.com, davem@davemloft.net,
	f.fainelli@gmail.com, gregkh@linuxfoundation.org,
	idosch@mellanox.com, kimbrownkd@gmail.com,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	netdev@vger.kernel.org, petrm@mellanox.com,
	syzkaller-bugs@googlegroups.com, tglx@linutronix.de,
	viro@zeniv.linux.org.uk, wanghai26@huawei.com,
	yuehaibing@huawei.com
Subject: Re: INFO: task hung in io_wq_destroy
Date: Mon, 18 Nov 2019 20:15:13 -0700	[thread overview]
Message-ID: <bc52115c-3951-54c6-7810-86797d8c4644@kernel.dk> (raw)
In-Reply-To: <20191119022330.GC3147@sol.localdomain>

On 11/18/19 7:23 PM, Eric Biggers wrote:
> Hi Jens,
> 
> On Mon, Oct 28, 2019 at 03:00:08PM -0600, Jens Axboe wrote:
>> This is fixed in my for-next branch for a few days at least, unfortunately
>> linux-next is still on the old one. Next version should be better.
> 
> This is still occurring on linux-next.  Here's a report on next-20191115 from
> https://syzkaller.appspot.com/text?tag=CrashReport&x=16fa3d1ce00000

Hmm, I'll take a look. Looking at the reproducer, it's got a massive
sleep at the end. I take it this triggers before that time actually
passes? Because that's around 11.5 days of sleep.

No luck reproducing this so far, I'll try on linux-next.

-- 
Jens Axboe


  reply	other threads:[~2019-11-19  3:15 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-28 19:42 syzbot
2019-10-28 21:00 ` Jens Axboe
2019-11-19  2:23   ` Eric Biggers
2019-11-19  3:15     ` Jens Axboe [this message]
2019-11-19  4:34       ` Jens Axboe
2019-11-19 15:20         ` Jens Axboe

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