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From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: "Łukasz Majczak" <lma@semihalf.com>,
	"Guenter Roeck" <linux@roeck-us.net>,
	"Tj (Elloe Linux)" <ml.linux@elloe.vision>,
	"Dirk Gouders" <dirk@gouders.net>
Cc: Peter Huewe <peterhuewe@gmx.de>,
	Jarkko Sakkinen <jarkko@kernel.org>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org,
	Radoslaw Biernacki <rad@semihalf.com>,
	Marcin Wojtas <mw@semihalf.com>, Alex Levin <levinale@google.com>
Subject: Re: [PATCH] tpm_tis: Add missing start/stop_tpm_chip calls
Date: Tue, 26 Jan 2021 08:46:48 -0800	[thread overview]
Message-ID: <a0249ad7b498e6f1cc065814350e145a07e92d37.camel@HansenPartnership.com> (raw)
In-Reply-To: <CAFJ_xboNDcp-XrxfbrBjqTWjLZUdVWe1OJi4KK==ij+yivFeHA@mail.gmail.com>

On Tue, 2021-01-26 at 16:46 +0100, Łukasz Majczak wrote:
> Hi Jarkko, Guenter
> 
> Yes, here are the logs when failure occurs -
> https://gist.github.com/semihalf-majczak-lukasz/1575461f585f1e7fb1e9366b8eceaab9
> Look for a phrase "TPM returned invalid status"

We've had other reports of this:

https://lore.kernel.org/linux-integrity/ghsgagsnag.fsf@gouders.net/
https://lore.kernel.org/linux-integrity/374e918c-f167-9308-2bea-ae6bc6a3d2e3@elloe.vision/

The problem is some TIS TPMs don't begin in the correct locality so we
have to set it.  When I proposed the check, I also proposed a fix for
this problem:

https://lore.kernel.org/linux-integrity/20201001180925.13808-5-James.Bottomley@HansenPartnership.com/

But it's part of a series that never went upstream.  Part of the reason
was Jarkko proposed the get/put patch to fix this instead, but that
never went upstream either.  We need to decide an approach and apply
one or other fixes.

James



  reply	other threads:[~2021-01-27  1:22 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-23  1:42 [PATCH] tpm_tis: Add missing start/stop_tpm_chip calls Lukasz Majczak
2021-01-25 17:12 ` Jarkko Sakkinen
2021-01-25 17:18 ` Guenter Roeck
2021-01-26 15:46   ` Łukasz Majczak
2021-01-26 16:46     ` James Bottomley [this message]
2021-01-26 18:55       ` Tj (Elloe Linux)
2021-01-28  5:58       ` Jarkko Sakkinen
2021-01-29 22:59     ` Jarkko Sakkinen
2021-01-29 23:00       ` Jarkko Sakkinen
2021-01-30 23:49       ` Guenter Roeck
2021-01-31  0:41         ` James Bottomley
2021-01-31  3:36           ` Guenter Roeck
2021-01-31  4:18             ` James Bottomley
2021-02-02 16:17           ` Jarkko Sakkinen
2021-02-02 15:33         ` Jarkko Sakkinen
2021-01-29 22:49   ` Jarkko Sakkinen
2021-01-29 23:32     ` Guenter Roeck
2021-01-28 13:07 ` [PATCH v2] tpm_tis: Add missing tpm_request/relinquish_locality calls Lukasz Majczak
2021-01-28 17:37   ` Guenter Roeck
2021-01-30 20:40   ` Jarkko Sakkinen
2021-01-30 20:47     ` Jarkko Sakkinen
     [not found]     ` <ghwnvtwifq.fsf@gouders.net>
2021-02-02 16:29       ` Jarkko Sakkinen
2021-02-02 15:51   ` [PATCH v3] " Lukasz Majczak
2021-02-02 16:29     ` Guenter Roeck
2021-02-02 22:35       ` Jarkko Sakkinen
2021-02-02 18:47     ` Dirk Gouders
2021-02-03 11:46       ` Dirk Gouders
2021-02-03 13:43         ` Lukasz Majczak
2021-02-03 23:24           ` Jarkko Sakkinen
2021-02-02 19:57     ` [PATCH v4] " Lukasz Majczak
2021-02-02 21:49       ` Jarkko Sakkinen
2021-02-02 21:49     ` [PATCH v3] " Jarkko Sakkinen
2021-02-03  0:05       ` Jarkko Sakkinen
2021-02-03  0:07         ` Jarkko Sakkinen

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