[PATCH 4/4] nvme: check that EUI/GUID/UUID are globally unique

Stefan stefan at pimaker.at
Mon Jun 6 05:42:41 PDT 2022


> On Sun, Jun 05, 2022 at 01:58:07AM +0000, Stefan wrote:
>
> > Ran into a boot failure on my workstation today and I traced it to this
> > commit, reverting it on v5.18.1 makes it work. Quad-nvme boot raid.
> >
> > I saw some follow-ups adding quirks, so I added NVME_QUIRK_BOGUS_NID to my
> > drives (1cc1:5350 for reference) and that worked too - if this is ok for an
> > actual patch let me know.
>
>
> Yes, please send the patch, the controller reports a non-uniqueue EUI64,
> the rest seems to be not reported at all and thus actually ok.

Will do, but just to clarify: Is this a problem with my specific drive or
with the controller? FWICT my drives use a Phison PS5016-E16, which seems
quite common in consumer PCIe 4.0 SSDs.

If I add the quirk for 1cc1:5350 it would only override it for this
specific ADATA/XPG model, correct?



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