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Date:   Thu, 11 Nov 2021 13:29:26 +0200
From:   Leon Romanovsky <leon@kernel.org>
To:     Jinpu Wang <jinpu.wang@ionos.com>
Cc:     RDMA mailing list <linux-rdma@vger.kernel.org>,
        Jason Gunthorpe <jgg@ziepe.ca>,
        Haris Iqbal <haris.iqbal@ionos.com>
Subject: Re: Missing infiniband network interfaces after update to 5.14/5.15
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References: <CAMGffEmC07MwNsTHQ19OwUonG4zgYsx0vj+R__9as3E5EduY8A@mail.gmail.com>
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On Thu, Nov 11, 2021 at 08:48:08AM +0100, Jinpu Wang wrote:
> Hi Jason, hi Leon,
> 
> We are seeing exactly the same error reported here:
> https://bugzilla.redhat.com/show_bug.cgi?id=2014094
> 
> I suspect it's related to
> https://lore.kernel.org/all/cover.1623427137.git.leonro@nvidia.com/
> 
> Do you have any idea, what goes wrong?

I can't reproduce it with latest Fedora 34 RPM, which I downloaded from here
https://koji.fedoraproject.org/koji/buildinfo?buildID=1851842

and also with kernel-5.14.7-200.fc34.x86_64 version mentioned in the bug
report.

[leonro@c-235-8-1-005 ~]$ uname -a
Linux c-235-8-1-005 5.14.7-200.fc34.x86_64 #1 SMP Wed Sep 22 14:54:28 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
[leonro@c-235-8-1-005 ~]$ rdma dev
0: ibp8s0f0: node_type ca fw 2.42.5000 node_guid 1c34:da03:0007:7950 sys_image_guid 1c34:da03:0007:7953
1: ibp9s0f0: node_type ca fw 2.42.5000 node_guid 1c34:da03:0007:7a60 sys_image_guid 1c34:da03:0007:7a63

[leonro@c-235-8-1-005 ~]$ uname -a
Linux c-235-8-1-005 5.14.16-201.fc34.x86_64 #1 SMP Wed Nov 3 13:57:29 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux
[leonro@c-235-8-1-005 ~]$ rdma dev
0: ibp8s0f0: node_type ca fw 2.42.5000 node_guid 1c34:da03:0007:7950 sys_image_guid 1c34:da03:0007:7953
1: ibp9s0f0: node_type ca fw 2.42.5000 node_guid 1c34:da03:0007:7a60 sys_image_guid 1c34:da03:0007:7a63
[leonro@c-235-8-1-005 ~]$ lspci |grep nox
08:00.0 Network controller: Mellanox Technologies MT27520 Family [ConnectX-3 Pro]
09:00.0 Network controller: Mellanox Technologies MT27520 Family [ConnectX-3 Pro]

Thanks

> 
> Thanks!
> Jinpu Wang