From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stevie Trujillo Subject: Re: "isert: isert_setup_id: rdma_bind_addr() failed: -19" spam, followed by Recursive Fault on reboot Date: Mon, 30 Jan 2017 23:52:46 +0100 Message-ID: <20170130235246.17fe123f@localhost> References: <20170129000124.7199b7b5@localhost> <81437a39-c0e0-0215-08e5-50d8b9da1d8b@grimberg.me> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <81437a39-c0e0-0215-08e5-50d8b9da1d8b-NQWnxTmZq1alnMjI0IkVqw@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Sagi Grimberg Cc: target-devel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Doug Ledford , Sean Hefty , Hal Rosenstock List-Id: linux-rdma@vger.kernel.org On Sun, 29 Jan 2017 09:39:39 +0200 Sagi Grimberg wrote: Hello, thank you very much for your help. I'm very sorry but I think I've made too many changes to my system to recreate the problem. I tried recreating my targtetcli config and downgrading linux+userspace+firmware to the versions I used when it broke, but never got this problem again :( > > 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 > > You get -ENODEV errors because you don't have an RDMA device. > This is probably due to the fact that the mlx5_ib (or mlx4_ib, > depending on your device) is not loaded. > > Can you try loading mlx[4|5]_ib module before you enable iser on > a network portal? > > I do see that mlx5 and mlx4 are requesting the mlx_ib module at probe > time, I wander how that didn't happen on your system.. > > I didn't see a endless loop of this error? can you share your > targetcli json? > > > 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) > > Would it be possible to try with upstream kernel and report what you > are seeing? -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html