On Mon, Mar 12 2018 at  5:32pm -0400,
Bart Van Assche <bart.vanass...@wdc.com> wrote:

> On Mon, 2018-03-12 at 17:23 -0400, Mike Snitzer wrote:
> > Could you provide more details on your setup?
> > 
> > Obviously you're using "queue_mode mq", what are your underlying paths?
> > 
> > Given the trace it would seem you're hitting multipath_clone_and_map()'s
> > blk_queue_dying(q) error path that calls activate_or_offline_path().
> Hello Mike,
> The reported kernel crash was triggered by running the following command:
> srp-test/run_tests -c -d -r 10 -t 02-mq
> The srp-test software is available at https://github.com/bvanassche/srp-test.
> All patches necessary to run that script in a virtual machine (RoCE support
> for the SRP initiator and target drivers) will be sent to Linus during the
> kernel v4.17 merge window. These patches are already available in linux-next
> today. Although I have not tried this myself, I expect that if you run the
> above command against a kernel built from the linux-next code that that will
> allow you to reproduce what I reported.

A pointer to the commit ids in question would be helpful so I can
appreciate the details better.

Why is there need for a virtual machine?
Just using extra isolation so as not to conflict with anything on the

Anyway, I followed srp-test's README.md

But sadly, today's linux-next (next-20180313) is a mess (lots of macro
expansion breakage, for me anyway).

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