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From: swise@opengridcomputing.com (Steve Wise)
Subject: target crash / host hang with nvme-all.3 branch of nvme-fabrics
Date: Thu, 16 Jun 2016 10:56:02 -0500	[thread overview]
Message-ID: <017001d1c7e7$95057270$bf105750$@opengridcomputing.com> (raw)
In-Reply-To: <20160616145724.GA32635@infradead.org>


> On Thu, Jun 16, 2016@09:53:45AM -0500, Steve Wise wrote:
> > [11436.603807] nvmet: ctrl 1 keep-alive timer (15 seconds) expired!
> > [11436.609866] BUG: unable to handle kernel NULL pointer dereference at
> > 0000000000000050
> > [11436.617764] IP: [<ffffffffa09c6dff>] nvmet_rdma_delete_ctrl+0x6f/0x100
> 
> Can you check using gdb where in the code this is?


nvmet_rdma_delete_ctrl():
/root/nvmef/nvme-fabrics/drivers/nvme/target/rdma.c:1302
                        &nvmet_rdma_queue_list, queue_list) {
                if (queue->nvme_sq.ctrl->cntlid == ctrl->cntlid)
     df6:       48 8b 40 38             mov    0x38(%rax),%rax
     dfa:       41 0f b7 4d 50          movzwl 0x50(%r13),%ecx
     dff:       66 39 48 50             cmp    %cx,0x50(%rax)      <===========
here
     e03:       75 cd                   jne    dd2 <nvmet_rdma_delete_ctrl+0x42>

  parent reply	other threads:[~2016-06-16 15:56 UTC|newest]

Thread overview: 50+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-16 14:53 target crash / host hang with nvme-all.3 branch of nvme-fabrics Steve Wise
2016-06-16 14:57 ` Christoph Hellwig
2016-06-16 15:10   ` Christoph Hellwig
2016-06-16 15:17     ` Steve Wise
2016-06-16 19:11     ` Sagi Grimberg
2016-06-16 20:38       ` Christoph Hellwig
2016-06-16 21:37         ` Sagi Grimberg
2016-06-16 21:40           ` Sagi Grimberg
2016-06-21 16:01           ` Christoph Hellwig
2016-06-22 10:22             ` Sagi Grimberg
2016-06-16 15:24   ` Steve Wise
2016-06-16 16:41     ` Steve Wise
2016-06-16 15:56   ` Steve Wise [this message]
2016-06-16 19:55     ` Sagi Grimberg
2016-06-16 19:59       ` Steve Wise
2016-06-16 20:07         ` Sagi Grimberg
2016-06-16 20:12           ` Steve Wise
2016-06-16 20:27             ` Ming Lin
2016-06-16 20:28               ` Steve Wise
2016-06-16 20:34                 ` 'Christoph Hellwig'
2016-06-16 20:49                   ` Steve Wise
2016-06-16 21:06                     ` Steve Wise
2016-06-16 21:42                       ` Sagi Grimberg
2016-06-16 21:47                         ` Ming Lin
2016-06-16 21:53                           ` Steve Wise
2016-06-16 21:46                       ` Steve Wise
2016-06-27 22:29                       ` Ming Lin
2016-06-28  9:14                         ` 'Christoph Hellwig'
2016-06-28 14:15                           ` Steve Wise
2016-06-28 15:51                             ` 'Christoph Hellwig'
2016-06-28 16:31                               ` Steve Wise
2016-06-28 16:49                                 ` Ming Lin
2016-06-28 19:20                                   ` Steve Wise
2016-06-28 19:43                                     ` Steve Wise
2016-06-28 21:04                                       ` Ming Lin
2016-06-29 14:11                                         ` Steve Wise
2016-06-27 17:26                   ` Ming Lin
2016-06-16 20:35           ` Steve Wise
2016-06-16 20:01       ` Steve Wise
2016-06-17 14:05       ` Steve Wise
     [not found]       ` <005f01d1c8a1$5a229240$0e67b6c0$@opengridcomputing.com>
2016-06-17 14:16         ` Steve Wise
2016-06-17 17:20           ` Ming Lin
2016-06-19 11:57             ` Sagi Grimberg
2016-06-21 14:18               ` Steve Wise
2016-06-21 17:33                 ` Ming Lin
2016-06-21 17:59                   ` Steve Wise
     [not found]               ` <006e01d1cbc7$d0d9cc40$728d64c0$@opengridcomputing.com>
2016-06-22 13:42                 ` Steve Wise
2016-06-27 14:19                   ` Steve Wise
2016-06-28  8:50                     ` 'Christoph Hellwig'
2016-07-04  9:57                       ` Yoichi Hayakawa

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