> An update: apparently it is possible to trigger scmnd->device == NULL even
> without triggering a prior IB CM disconnect. The following shell commands
> are sufficient to trigger the WARN_ON statement in the patch below:
> rmmod ib_srp
> modprobe ib_srp
> ibsrpdm -c | while read target_info; do echo "${target_info}"; echo
> "${target_info}" >/sys/class/infiniband_srp/srp-mlx4_0-1/add_target;
> done
> sg_reset -d ${srp_device}
So in other words, just sg_reset on an SRP device triggers the warning?
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