Re: Failed to detect SSD when installing Bullseye

From	Nikolay Velyurov <nvelyurov@gmail.com>
Newsgroups	linux.debian.user, linux.debian.laptop
Subject	Re: Failed to detect SSD when installing Bullseye
Date	2021-08-21 21:00 +0200
Message-ID	<COEnL-7Nx-5@gated-at.bofh.it> (permalink)
References	<COjCF-3gD-1@gated-at.bofh.it> <COr7b-80d-5@gated-at.bofh.it> <COxcB-3r8-9@gated-at.bofh.it> <COzo6-4Ff-9@gated-at.bofh.it>
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Cross-posted to 2 groups.

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Hi Bjørn,

On Sat, Aug 21, 2021 at 4:38 PM Bjørn Mork <bjorn@mork.no> wrote:

> Great!  Glad it could be resolved as easily as that.
>
> Probably a firmware bug. I don't know.  Such issues are pretty common,
> and disabling the IOMMU is the first thing you should try.  Sometimes
> it just doesn't play well with some other feature.  If you don't need
> it then you might as well just disable it.
>
> My Thinkpad fails to suspend if I enable both IOMMU and TPM 2.0.  One of
> them is OK, but not both.  Go figure.  This is https://bugs.debian.org/949020
>
> For some background:
> https://www.kernel.org/doc/html/latest/x86/intel-iommu.html
>
> There are also a number of other options than "off" you could try if you
> want to play with it:
> https://www.kernel.org/doc/html/v4.14/admin-guide/kernel-parameters.html
>
> Note that the bug has probably always been there in your PC firmware.
> It showed up now because Debian changed the default from "off" to "on".
>
> Bjørn

Thanks for the explanation, very helpful!

Nikolay

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Thread

Failed to detect SSD when installing Bullseye Nikolay Velyurov <nvelyurov@gmail.com> - 2021-08-20 22:50 +0200
  Re: Failed to detect SSD when installing Bullseye Bjørn Mork <bjorn@mork.no> - 2021-08-21 06:50 +0200
    Re: Failed to detect SSD when installing Bullseye Nikolay Velyurov <nvelyurov@gmail.com> - 2021-08-21 13:20 +0200
      Re: Failed to detect SSD when installing Bullseye Bjørn Mork <bjorn@mork.no> - 2021-08-21 15:40 +0200
        Re: Failed to detect SSD when installing Bullseye Nikolay Velyurov <nvelyurov@gmail.com> - 2021-08-21 21:00 +0200

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