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From: Christoph Hellwig <hch@lst.de>
To: Dave Chinner <david@fromorbit.com>
Cc: Christoph Hellwig <hch@lst.de>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Chris Leech <cleech@redhat.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Lee Duncan <lduncan@suse.com>,
	open-iscsi@googlegroups.com,
	Linux SCSI List <linux-scsi@vger.kernel.org>,
	linux-block@vger.kernel.org
Subject: Re: [4.10, panic, regression] iscsi: null pointer deref at iscsi_tcp_segment_done+0x20d/0x2e0
Date: Thu, 22 Dec 2016 07:36:56 +0100	[thread overview]
Message-ID: <20161222063656.GA31973@lst.de> (raw)
In-Reply-To: <20161222063046.GH4758@dastard>

On Thu, Dec 22, 2016 at 05:30:46PM +1100, Dave Chinner wrote:
> > For "normal" bios the for_each_segment loop iterates over bi_vcnt,
> > so it will be ignored anyway.  That being said both I and the lists
> > got CCed halfway through the thread and I haven't seen the original
> > report, so I'm not really sure what's going on here anyway.
> 
> http://www.gossamer-threads.com/lists/linux/kernel/2587485

This doesn't look like the discard changes, but if Chris wants to test
without them f9d03f96b988 reverts cleanly.

      reply	other threads:[~2016-12-22  6:36 UTC|newest]

Thread overview: 57+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-14 22:24 [4.10, panic, regression] iscsi: null pointer deref at iscsi_tcp_segment_done+0x20d/0x2e0 Dave Chinner
2016-12-14 22:29 ` Dave Chinner
2016-12-16 18:59   ` Chris Leech
2016-12-21 22:16     ` Dave Chinner
2016-12-21 23:19       ` Linus Torvalds
2016-12-22  0:13         ` Chris Leech
2016-12-22  5:13           ` Dave Chinner
2016-12-22  5:46             ` Linus Torvalds
2016-12-22  6:50               ` Dave Chinner
2016-12-22 18:50                 ` Chris Leech
2016-12-22 23:53                   ` Ming Lei
2016-12-23  0:03                     ` Chris Leech
2016-12-23  0:03                       ` Chris Leech
2016-12-23 10:00                       ` Christoph Hellwig
2016-12-23 19:42                         ` Linus Torvalds
2016-12-24  2:45                           ` Jens Axboe
2016-12-24  2:45                             ` Jens Axboe
2016-12-24  9:49                             ` Christoph Hellwig
2016-12-24  9:49                               ` Christoph Hellwig
2016-12-24 10:07                           ` Christoph Hellwig
2016-12-24 10:07                             ` Christoph Hellwig
2016-12-24 13:17                             ` Hannes Reinecke
2016-12-24 13:17                               ` Hannes Reinecke
2016-12-24 13:17                               ` Hannes Reinecke
2016-12-24 13:19                               ` Christoph Hellwig
2016-12-24 13:19                                 ` Christoph Hellwig
2017-01-04 14:07                               ` Christoph Hellwig
2017-01-04 14:07                                 ` Christoph Hellwig
2016-12-22 20:22               ` Hugh Dickins
2016-12-23  7:32                 ` Johannes Weiner
2016-12-23  8:33                   ` Johannes Weiner
2017-01-02 21:11                     ` Johannes Weiner
2017-01-02 21:11                       ` Johannes Weiner
2017-01-03 12:28                       ` Jan Kara
2017-01-04 15:26                         ` Laurence Oberman
2017-01-04 17:38                           ` Laurence Oberman
2017-01-04 17:38                             ` Laurence Oberman
2017-01-08  2:02                         ` Johannes Weiner
2017-01-08  2:02                           ` Johannes Weiner
2017-01-08  2:17                           ` Linus Torvalds
2017-01-08  2:17                             ` Linus Torvalds
2017-01-09 20:30                           ` Jan Kara
2017-01-09 20:30                             ` Jan Kara
2017-01-09 20:45                             ` Johannes Weiner
2016-12-22  6:28             ` Dave Chinner
2016-12-22 17:24               ` Linus Torvalds
2016-12-22 20:20                 ` Thomas Gleixner
2016-12-22 20:42                 ` Dave Chinner
2016-12-22 21:06                   ` Dave Chinner
2016-12-22 21:10                     ` Linus Torvalds
2016-12-22 22:15                       ` Dave Chinner
2016-12-22 22:33                         ` Dave Chinner
2016-12-23  3:52                           ` Dave Chinner
2016-12-23  0:16                       ` Jens Axboe
2016-12-22  6:18         ` Christoph Hellwig
2016-12-22  6:30           ` Dave Chinner
2016-12-22  6:36             ` Christoph Hellwig [this message]

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