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#1 2018-01-14 04:37:59

iduoad
Member
Registered: 2018-01-14
Posts: 17

[Solved] a tpm error (7) occurred attempting to read a pcr value

I'm installing Arch for the firt time. I get those errors at startup
-a tpm tmp0 error (7) occurred attempting to read a pcr value
the screen freezes a while before it lunched my login manager (gdm)

Last edited by iduoad (2018-01-15 20:55:53)

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#2 2018-01-14 05:22:18

jasonwryan
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From: .nz
Registered: 2009-05-09
Posts: 30,426
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Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

Can you login to a TTY? Disable GDM and try logging in directly. Or read your journal for why GDM is failing.


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#3 2018-01-14 05:35:20

iduoad
Member
Registered: 2018-01-14
Posts: 17

Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

jasonwryan wrote:

Can you login to a TTY? Disable GDM and try logging in directly. Or read your journal for why GDM is failing.

I don't think the problem is in the gdm itself. the problem persists when I desactivate gdm.

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#4 2018-01-14 05:39:14

jasonwryan
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From: .nz
Registered: 2009-05-09
Posts: 30,426
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Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

What problem? The error messages, or the screen freezing "a while"? Read your journal.


Arch + dwm   •   Mercurial repos  •   Surfraw

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#5 2018-01-14 05:48:44

iduoad
Member
Registered: 2018-01-14
Posts: 17

Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

jasonwryan wrote:

What problem? The error messages, or the screen freezing "a while"? Read your journal.

I get the
tpm tpm0: a tpm error (7) occurred occurred attempting to read a pcr value
2 or 3 secs
tmp tpm0: TPM is disabled/disactivated
2 secs
and then the syestem starts.
I want to know if it is normal or is there a problem somewhere.

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#6 2018-01-14 06:00:01

jasonwryan
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From: .nz
Registered: 2009-05-09
Posts: 30,426
Website

Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

Disable it in your UEFI/BIOS menu.


Arch + dwm   •   Mercurial repos  •   Surfraw

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#7 2018-01-14 09:21:35

seth
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From: Won't reply 2 private help req
Registered: 2012-09-03
Posts: 76,009

Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

Or blacklist the module.

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#8 2018-01-14 14:04:16

R00KIE
Forum Fellow
From: Between a computer and a chair
Registered: 2008-09-14
Posts: 4,734

Re: [Solved] a tpm error (7) occurred attempting to read a pcr value

One of the above two options _and_ report it upstream.


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