From: Jens Axboe <axboe@kernel•dk>
To: Christoph Hellwig <hch@lst•de>,
Abdul Haleem <abdhalee@linux•vnet.ibm.com>
Cc: linuxppc-dev <linuxppc-dev@lists•ozlabs.org>,
linux-xfs <linux-xfs@vger•kernel.org>,
linux-next <linux-next@vger•kernel.org>,
linux-kernel <linux-kernel@vger•kernel.org>,
chandan <chandan@linux•vnet.ibm.com>
Subject: Re: [XFS][trinity] WARNING: CPU: 32 PID: 31369 at fs/iomap.c:993
Date: Mon, 18 Sep 2017 09:28:55 -0600 [thread overview]
Message-ID: <8abed401-1634-760f-6543-4652fa495315@kernel.dk> (raw)
In-Reply-To: <20170918152706.GA11482@lst.de>
On 09/18/2017 09:27 AM, Christoph Hellwig wrote:
> On Mon, Sep 18, 2017 at 08:26:05PM +0530, Abdul Haleem wrote:
>> Hi,
>>
>> A warning is triggered from:
>>
>> file fs/iomap.c in function iomap_dio_rw
>>
>> if (ret)
>> goto out_free_dio;
>>
>> ret = invalidate_inode_pages2_range(mapping,
>> start >> PAGE_SHIFT, end >> PAGE_SHIFT);
>>>> WARN_ON_ONCE(ret);
>> ret = 0;
>>
>> inode_dio_begin(inode);
>
> This is expected and an indication of a problematic workload - which
> may be triggered by a fuzzer.
If it's expected, why don't we kill the WARN_ON_ONCE()? I get it all
the time running xfstests as well.
--
Jens Axboe
next prev parent reply other threads:[~2017-09-18 15:28 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-18 14:56 [linux-next][XFS][trinity] WARNING: CPU: 32 PID: 31369 at fs/iomap.c:993 Abdul Haleem
2017-09-18 15:27 ` Christoph Hellwig
2017-09-18 15:28 ` Jens Axboe [this message]
2017-09-18 15:39 ` [XFS][trinity] " Christoph Hellwig
2017-09-18 15:43 ` [linux-next][XFS][trinity] " Al Viro
2017-09-18 15:51 ` [XFS][trinity] " Jens Axboe
2017-09-18 21:53 ` [linux-next][XFS][trinity] " Dave Chinner
2017-09-18 21:31 ` Dave Chinner
2017-09-18 22:00 ` Eric Sandeen
2017-09-18 22:04 ` [XFS][trinity] " Darrick J. Wong
2017-09-18 22:05 ` [linux-next][XFS][trinity] " Dave Chinner
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