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Date:      Wed, 7 Feb 2024 16:25:22 -0800
From:      "Loren M. Lang" <loren.lang@intel.com>
To:        "freebsd-virtualization@freebsd.org" <freebsd-virtualization@freebsd.org>
Subject:   Re: if_ixl: Admin Queue memory allocation issue hangs the server
Message-ID:  <gww5yqlf7cihitpus4a5murykqhrjhc3zsmcvglyzs5kxtvgau@3gonirp3pfmt>
In-Reply-To: <7F49AE24-D3BC-4103-A522-75CB7BE477D0@freebsd.am>

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On Thu, 01 Feb 2024 16:07:11 UTC Antranig Vartanian <antranigv@freebsd.am> wrote:
>Greetings y’all,
>
>We have a massive server with two IXL NICs (Ethernet Controller X710
>for 10GBASE-T). One of them is on the host and the other is passed to a
>guest running in a bhyve VM.
>
>Every once in a while, the system hangs. We cannot SSH, we cannot ping
>nor we can login using console (IPMI remote screen).
>
>However, on the console, I see the following messages:
>
>"ixl0: ixl_process_adminq: Unable to allocate memory for Admin Queue
>event!”
>
>And it keeps repeating.

I would need to look into seeing if we've had a similar issue posted
previously. Can you post a detailed report of the issue with version,
log output on the forum here:

https://community.intel.com/t5/Ethernet-Products/bd-p/ethernet-products

>
>The only way to get access to the host is to… reboot it.
>
>We don’t use SR-IOV (although when we did, the same thing happened), we
>don’t use large MTUs (1500) nor we have a memory issue (the system has
>2TB of RAM, and right before hanging around 250G is available).
>
>Any tip would be appreciated.
>
>P.S. we also tried the kmod from ports, still seeing the same issue.
>
>Kind regards,

Thanks,

-- 
Loren M. Lang
Intel



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