linux-kernel - Re: [lkp] [ses] 3417c1b5cb: WARNING: CPU: 2 PID: 2013 at fs/xfs/xfs_file.c:772 xfs_file_dio_aio

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Date:	Sun, 27 Dec 2015 21:19:18 -0800
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	kernel test robot <ying.huang@...ux.intel.com>
Cc:	lkp@...org, LKML <linux-kernel@...r.kernel.org>,
	Tomas Henzl <thenzl@...hat.com>,
	"Ewan D.Milne" <emilne@...hat.com>,
	Andrea Gelmini <andrea.gelmini@...ma.net>,
	linux-scsi <linux-scsi@...r.kernel.org>
Subject: Re: [lkp] [ses] 3417c1b5cb: WARNING: CPU: 2 PID: 2013 at
 fs/xfs/xfs_file.c:772 xfs_file_dio_aio_write+0x2a2/0x320()

[cc to linux-scsi added]
On Mon, 2015-12-28 at 09:43 +0800, kernel test robot wrote:
> FYI, we noticed the below changes on
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git ma
> ster
> commit 3417c1b5cb1fdc10261dbed42b05cc93166a78fd ("ses: Fix problems
> with simple enclosures")
> 
> This may be the intended behavior, we found after your commit, the
> following new message appears in kernel log:
> 
> [   40.804515] scsi 8:0:12:0: Wrong diagnostic page; asked for 7 got
> 0
> 
> To reproduce:
> 
>         git clone
> git://git.kernel.org/pub/scm/linux/kernel/git/wfg/lkp-tests.git
>         cd lkp-tests
>         bin/lkp install job.yaml  # job file is attached in this
> email
>         bin/lkp run     job.yaml

OK, so what is the enclosure device at host 8?  And what happens when
you use sg_ses to ask for page 7?

James


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