"isert: isert_setup_id: rdma_bind_addr() failed: -19" spam, followed by Recursive Fault on reboot

From	Stevie Trujillo <stevie.trujillo@gmail.com>
Newsgroups	linux.kernel
Subject	"isert: isert_setup_id: rdma_bind_addr() failed: -19" spam, followed by Recursive Fault on reboot
Date	2017-01-29 00:10 +0100
Message-ID	<t4Ki6-7Iv-7@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Hello

I'm trying (failing) to get iSER working. After rebooting with some settings
saved in targetcli, I got an endless stream of messages like this:

[  192.701299] isert: isert_setup_id: rdma_bind_addr() failed: -19
[  192.702733] isert: isert_setup_id: rdma_bind_addr() failed: -19
[  192.704021] isert: isert_setup_id: rdma_bind_addr() failed: -19
[  192.705458] isert: isert_setup_id: rdma_bind_addr() failed: -19
[  192.706979] isert: isert_setup_id: rdma_bind_addr() failed: -19

I tried deleting everything from targetcli, but the flood would not stop. The
ib_isert module did not unload. When rebooting I got a "Recursive Fault"
with a stacktrace inside configfs.

I hope this is enough information to fix this bug. I assumed the stacktrace
would be saved to the log so I didn't write it down, and I haven't been able to
retrace all the wrong stuff I did trying to make iSER work.

Linux Version: Linux 4.8.15-2~bpo8+2 (Debian 8 Backports)

--
Stevie Trujillo

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"isert: isert_setup_id: rdma_bind_addr() failed: -19" spam,  followed by Recursive Fault on reboot Stevie Trujillo <stevie.trujillo@gmail.com> - 2017-01-29 00:10 +0100
  Re: "isert: isert_setup_id: rdma_bind_addr() failed: -19" spam,  followed by Recursive Fault on reboot Sagi Grimberg <sagi@grimberg.me> - 2017-01-29 08:50 +0100

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