On Mon, Mar 12, 2018 at 11:41:25AM +0100, Paul Menzel wrote:
> Dear Jarkko,
>
>
> On 03/12/18 11:17, Jarkko Sakkinen wrote:
> > On Sat, 2018-03-10 at 10:45 +, Thiebaud Weksteen wrote:
> > > On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
> > > > and it's hanging at "memset(log_tbl, 0, siz
On Tue, Mar 13, 2018 at 2:43 PM Ard Biesheuvel
wrote:
> On 13 March 2018 at 13:41, Jeremy Cline wrote:
> > On 03/13/2018 03:59 AM, Ard Biesheuvel wrote:
> >> On 13 March 2018 at 07:47, Hans de Goede wrote:
> >>> Hi,
> >>>
> >>>
> >>> On 12-03-18 20:55, Thiebaud Weksteen wrote:
>
> >> ...
>
On 13 March 2018 at 13:41, Jeremy Cline wrote:
> On 03/13/2018 03:59 AM, Ard Biesheuvel wrote:
>> On 13 March 2018 at 07:47, Hans de Goede wrote:
>>> Hi,
>>>
>>>
>>> On 12-03-18 20:55, Thiebaud Weksteen wrote:
>> ...
Hans, you said you configured the tablet to use the 32-bit versio
On 03/13/2018 03:59 AM, Ard Biesheuvel wrote:
> On 13 March 2018 at 07:47, Hans de Goede wrote:
>> Hi,
>>
>>
>> On 12-03-18 20:55, Thiebaud Weksteen wrote:
>>>
> ...
>>>
>>> Hans, you said you configured the tablet to use the 32-bit version of grub
>>> instead
>>> of 64. Why's that?
>>
>>
>> Becau
On Tue, Mar 13, 2018 at 9:47 AM, Hans de Goede wrote:
> On 12-03-18 20:55, Thiebaud Weksteen wrote:
>> Hans, you said you configured the tablet to use the 32-bit version of grub
>> instead
>> of 64. Why's that?
> Because this tablet, like (almost?) all Bay Trail hardware has a 32 bit
> UEFI,
> e
On 13 March 2018 at 10:23, Thiebaud Weksteen wrote:
> On Tue, Mar 13, 2018 at 8:59 AM Ard Biesheuvel
> wrote:
>
>> On 13 March 2018 at 07:47, Hans de Goede wrote:
...
>> > Could the problem perhaps be that the new code for the TPM event-log is
>> > missing some handling to deal with running on a
On Tue, Mar 13, 2018 at 8:59 AM Ard Biesheuvel
wrote:
> On 13 March 2018 at 07:47, Hans de Goede wrote:
> > Hi,
> >
> >
> > On 12-03-18 20:55, Thiebaud Weksteen wrote:
> >>
> ...
> >>
> >> Hans, you said you configured the tablet to use the 32-bit version of
grub
> >> instead
> >> of 64. Why's t
Hi,
On 12-03-18 22:02, Ard Biesheuvel wrote:
On 12 March 2018 at 19:55, Thiebaud Weksteen wrote:
On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote:
On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel <
ard.biesheu...@linaro.org>
wrote:
On 12
On 13 March 2018 at 07:59, Ard Biesheuvel wrote:
> On 13 March 2018 at 07:47, Hans de Goede wrote:
>> Hi,
>>
>>
>> On 12-03-18 20:55, Thiebaud Weksteen wrote:
>>>
> ...
>>>
>>> Hans, you said you configured the tablet to use the 32-bit version of grub
>>> instead
>>> of 64. Why's that?
>>
>>
>> B
On 13 March 2018 at 07:47, Hans de Goede wrote:
> Hi,
>
>
> On 12-03-18 20:55, Thiebaud Weksteen wrote:
>>
...
>>
>> Hans, you said you configured the tablet to use the 32-bit version of grub
>> instead
>> of 64. Why's that?
>
>
> Because this tablet, like (almost?) all Bay Trail hardware has a 32
Hi,
On 12-03-18 20:55, Thiebaud Weksteen wrote:
On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote:
On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel <
ard.biesheu...@linaro.org>
wrote:
On 12 March 2018 at 17:01, Jeremy Cline wrote:
On 03/1
On Mon, Mar 12, 2018 at 10:03 PM Ard Biesheuvel
wrote:
> On 12 March 2018 at 19:55, Thiebaud Weksteen wrote:
> > On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote:
> >
> >> On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
> >> > On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel <
> > ard.biesheu.
On 03/12/2018 03:55 PM, Thiebaud Weksteen wrote:
> On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote:
>
>> On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
>>> On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel <
> ard.biesheu...@linaro.org>
>>> wrote:
>>>
On 12 March 2018 at 17:01, Jeremy Clin
On 12 March 2018 at 19:55, Thiebaud Weksteen wrote:
> On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote:
>
>> On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
>> > On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel <
> ard.biesheu...@linaro.org>
>> > wrote:
>> >
>> >> On 12 March 2018 at 17:01, Jere
On Mon, Mar 12, 2018 at 7:33 PM Jeremy Cline wrote:
> On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
> > On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel <
ard.biesheu...@linaro.org>
> > wrote:
> >
> >> On 12 March 2018 at 17:01, Jeremy Cline wrote:
> >>> On 03/12/2018 10:56 AM, Ard Biesheuvel w
On 03/12/2018 02:29 PM, Thiebaud Weksteen wrote:
> On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel
> wrote:
>
>> On 12 March 2018 at 17:01, Jeremy Cline wrote:
>>> On 03/12/2018 10:56 AM, Ard Biesheuvel wrote:
On 12 March 2018 at 14:30, Jeremy Cline wrote:
> On 03/12/2018 07:08 AM, Ard
On 03/12/2018 01:30 PM, Ard Biesheuvel wrote:
> On 12 March 2018 at 17:01, Jeremy Cline wrote:
>> On 03/12/2018 10:56 AM, Ard Biesheuvel wrote:
>>> On 12 March 2018 at 14:30, Jeremy Cline wrote:
On 03/12/2018 07:08 AM, Ard Biesheuvel wrote:
> On 10 March 2018 at 10:45, Thiebaud Weksteen
On Mon, Mar 12, 2018 at 6:30 PM Ard Biesheuvel
wrote:
> On 12 March 2018 at 17:01, Jeremy Cline wrote:
> > On 03/12/2018 10:56 AM, Ard Biesheuvel wrote:
> >> On 12 March 2018 at 14:30, Jeremy Cline wrote:
> >>> On 03/12/2018 07:08 AM, Ard Biesheuvel wrote:
> On 10 March 2018 at 10:45, Thie
On 12 March 2018 at 17:01, Jeremy Cline wrote:
> On 03/12/2018 10:56 AM, Ard Biesheuvel wrote:
>> On 12 March 2018 at 14:30, Jeremy Cline wrote:
>>> On 03/12/2018 07:08 AM, Ard Biesheuvel wrote:
On 10 March 2018 at 10:45, Thiebaud Weksteen wrote:
> On Fri, Mar 9, 2018 at 5:54 PM Jeremy
On 03/12/2018 10:56 AM, Ard Biesheuvel wrote:
> On 12 March 2018 at 14:30, Jeremy Cline wrote:
>> On 03/12/2018 07:08 AM, Ard Biesheuvel wrote:
>>> On 10 March 2018 at 10:45, Thiebaud Weksteen wrote:
On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
> On Fri, Mar 09, 2018 at 10:43
On 12 March 2018 at 14:30, Jeremy Cline wrote:
> On 03/12/2018 07:08 AM, Ard Biesheuvel wrote:
>> On 10 March 2018 at 10:45, Thiebaud Weksteen wrote:
>>> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
>>>
On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote:
> Thanks a
On 03/12/2018 07:08 AM, Ard Biesheuvel wrote:
> On 10 March 2018 at 10:45, Thiebaud Weksteen wrote:
>> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
>>
>>> On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote:
Thanks a lot for trying out the patch!
Please don't mo
On 10 March 2018 at 10:45, Thiebaud Weksteen wrote:
> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
>
>> On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote:
>> > Thanks a lot for trying out the patch!
>> >
>> > Please don't modify your install at this stage, I think we are hit
Dear Jarkko,
On 03/12/18 11:17, Jarkko Sakkinen wrote:
On Sat, 2018-03-10 at 10:45 +, Thiebaud Weksteen wrote:
On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
and it's hanging at "memset(log_tbl, 0, sizeof(*log_tbl) + log_size);"
Thanks. Well, it looks like the memory that is suppos
On Sat, 2018-03-10 at 10:45 +, Thiebaud Weksteen wrote:
> On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
> > and it's hanging at "memset(log_tbl, 0, sizeof(*log_tbl) + log_size);"
>
> Thanks. Well, it looks like the memory that is supposedly allocated is not
> usable. I'm thinking this is
On Fri, Mar 9, 2018 at 5:54 PM Jeremy Cline wrote:
> On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote:
> > Thanks a lot for trying out the patch!
> >
> > Please don't modify your install at this stage, I think we are hitting a
> > firmware bug and that would be awesome if we can
On Fri, 2018-03-09 at 10:29 +0100, Hans de Goede wrote:
> Hi,
>
> On 08-03-18 18:26, Jeremy Cline wrote:
> >
> > On 03/08/2018 11:50 AM, Hans de Goede wrote:
[...]
> > > > The UEFI firmware does some measurements and so does shim. So
> > > > you should have some event logs. What version of shim a
On Fri, Mar 09, 2018 at 10:43:50AM +, Thiebaud Weksteen wrote:
> Thanks a lot for trying out the patch!
>
> Please don't modify your install at this stage, I think we are hitting a
> firmware bug and that would be awesome if we can fix how we are handling it.
> So, if we reach that stage in th
---
drivers/firmware/efi/libstub/tpm.c | 21 +
1 file changed, 21 insertions(+)
diff --git a/drivers/firmware/efi/libstub/tpm.c
b/drivers/firmware/efi/libstub/tpm.c
index 773afcd6a37c..ee3fac109078 100644
--- a/drivers/firmware/efi/libstub/tpm.c
+++ b/drivers/firmware/efi/lib
On Fri, Mar 9, 2018 at 10:29 AM Hans de Goede wrote:
> Hi,
> On 08-03-18 18:26, Jeremy Cline wrote:
> > On 03/08/2018 11:50 AM, Hans de Goede wrote:
> >> >> added these now>
> >>
> >> Hi,
> >>
> >> On 07-03-18 12:34, Javier Martinez Canillas wrote:
> >
> >
> >
> >>> Are you also able to read t
Hi,
On 08-03-18 18:26, Jeremy Cline wrote:
On 03/08/2018 11:50 AM, Hans de Goede wrote:
Hi,
On 07-03-18 12:34, Javier Martinez Canillas wrote:
Are you also able to read the TPM event logs?
$ hexdump /sys/kernel/security/tpm0/binary_bios_measurements
Yes for me that outputs a lot of h
On 03/08/2018 03:45 AM, Thiebaud Weksteen wrote:
> Jeremy, Hans, could you both describe precisely how your boot is
> configured? This feature is only triggered when booting the EFI stub of the
> kernel so this may be not executed if you are using something else in
> between.
I put everything I kn
On 03/08/2018 11:50 AM, Hans de Goede wrote:
> added these now>
>
> Hi,
>
> On 07-03-18 12:34, Javier Martinez Canillas wrote:
>> Are you also able to read the TPM event logs?
>>
>> $ hexdump /sys/kernel/security/tpm0/binary_bios_measurements
>
> Yes for me that outputs a lot of hex :)
For
Hi,
On 07-03-18 12:34, Javier Martinez Canillas wrote:
On 03/07/2018 12:10 PM, Hans de Goede wrote:
Both according to the BIOS and to the /sys/class/tpm/tpm0/device/description
file it is a TPM 2.0.
I see, so you can choose enabling the TPM 1.2 or TPM 2.0 device? At least that's
the ca
---
drivers/firmware/efi/libstub/tpm.c | 11 +++
1 file changed, 11 insertions(+)
diff --git a/drivers/firmware/efi/libstub/tpm.c
b/drivers/firmware/efi/libstub/tpm.c
index da661bf8cb96..773afcd6a37c 100644
--- a/drivers/firmware/efi/libstub/tpm.c
+++ b/drivers/firmware/efi/libstub/tpm.c
On Wed, Mar 7, 2018 at 6:33 PM Jeremy Cline wrote:
> On 03/07/2018 03:41 AM, Thiebaud Weksteen wrote:
> > Hi,
> >
> > Thanks for testing and sending this report! This patch relies heavily on
> > the functions exposed by the firmware. My first guess would be that
some of
> > these may not be imple
Hi Hans,
On 03/07/2018 12:16 PM, Hans de Goede wrote:
> Hi,
>
> On 07-03-18 09:41, Thiebaud Weksteen wrote:
>> Hi,
>>
>> Thanks for testing and sending this report! This patch relies heavily on
>> the functions exposed by the firmware. My first guess would be that some of
>> these may not be impl
Hi,
On 07-03-18 09:41, Thiebaud Weksteen wrote:
Hi,
Thanks for testing and sending this report! This patch relies heavily on
the functions exposed by the firmware. My first guess would be that some of
these may not be implemented correctly by the manufacturer.
Could you share more information
Hi,
Thanks for testing and sending this report! This patch relies heavily on
the functions exposed by the firmware. My first guess would be that some of
these may not be implemented correctly by the manufacturer.
Could you share more information on this specific device?
Do you have any link to th
Hi folks,
Commit 33b6d03469b2 ("efi: call get_event_log before ExitBootServices")
causes my GP-electronic T701 tablet to hang when booting. Reverting the
patch series or hiding the TPM in the BIOS fixes the problem.
I've never fiddled with TPMs before so I'm not sure what what debugging
informati
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