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From: Bart Van Assche <bvanassche@acm.org>
To: Laurence Oberman <loberman@redhat.com>,
	linux-rdma <linux-rdma@vger.kernel.org>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	Jens Axboe <axboe@fb.com>
Cc: linux-scsi <linux-scsi@vger.kernel.org>
Subject: Re: Panic when rebooting target server testing srp on 5.0.0-rc2
Date: Wed, 03 Apr 2019 08:09:36 -0700	[thread overview]
Message-ID: <1554304176.118779.178.camel@acm.org> (raw)
In-Reply-To: <3a0e6f4b35742a31dc5f11fab30dbdacf673b9ba.camel@redhat.com>

On Wed, 2019-04-03 at 10:53 -0400, Laurence Oberman wrote:
> Update on this issue
> 
> If I reset the SRP target server and do not reboot it I do not see the
> block-mq race with the SRP initiator.
> Just resetting the SRP target array and not runing the reboot avoids
> the shutdown scripts of ib_srpt and seems somehow to prevent the race
> with the initiator code.
> 
> Given that I see very little churn and activity with LIO lately I dont
> know if its worth spending more time on trying to isolate this.
> 
> If anybody has an SRP native array (like DDN) and can reboot it with
> 5.x plus, that would be a good test.
> 
> I will reach out to DDN and ask if they can test it.

Hi Laurence,

If the initiator side crashes it means there is a bug in the kernel at the
initiator side. It's not clear to me why you are commenting on the target
side in this e-mail thread?

Thanks,

Bart.

  reply	other threads:[~2019-04-03 15:09 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <6e19971d315f4a3ce2cc20a1c6693f4a263a280c.camel@redhat.com>
     [not found] ` <7858e19ce3fc3ebf7845494a2209c58cd9e3086d.camel@redhat.com>
     [not found]   ` <1553113730.65329.60.camel@acm.org>
     [not found]     ` <3645c45e88523d4b242333d96adbb492ab100f97.camel@redhat.com>
     [not found]       ` <d9febee1de759206bbf4d66f6570415ae64e4f33.camel@redhat.com>
2019-03-26 15:16         ` Panic when rebooting target server testing srp on 5.0.0-rc2 Laurence Oberman
2019-03-26 19:06           ` Laurence Oberman
2019-04-03 14:53             ` Laurence Oberman
2019-04-03 15:09               ` Bart Van Assche [this message]
2019-04-03 17:58                 ` Laurence Oberman
2019-03-27  1:40           ` Ming Lei
2019-03-27 12:35             ` Laurence Oberman
2019-03-27 12:56               ` Laurence Oberman
2019-03-27 22:00                 ` Laurence Oberman
2019-03-27 23:34                   ` Laurence Oberman
2019-03-28  1:31                     ` Ming Lei
2019-03-28 14:58                       ` Laurence Oberman
2019-03-28 15:09                         ` Laurence Oberman
2019-04-03 17:52                   ` Bart Van Assche
2019-04-03 17:59                     ` Laurence Oberman
2019-04-03 18:43                     ` Laurence Oberman
2019-04-03 21:47                     ` Sagi Grimberg
2019-04-03 21:54                       ` Bart Van Assche

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