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SubjectRe: bnxt_en NIC driver crashes IO_PAGE_FAULT
On Tue, Jun 8, 2021 at 10:53 AM Roman Steinhart <roman@aternos.org> wrote:
> We received a bunch of new servers with a Supermicro H12SSL-NT
> mainboard that has an embedded Broadcom BCM57416 NIC.
>
> On all those servers we observe crashes of the NIC driver (bnxt_en) from
> time to time. We're not able to manually reproduce this issue, it just occurs at
> some point. Also our monitoring does not show any irregularities(high traffic
> flow or sth. like this).
>

These IOMMU faults are seen on AMD systems, right? We have also seen
similar issues on some AMD systems and have worked with AMD to debug
the issues. I'll likely have someone who's more familiar with these
AMD IOMMU issues contact you. Thanks.
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