Re: tpmcrb0: Timeout while waiting for device to process cmd / Device failed to cancel command

> On 2. Nov 2026, at 03:06, Bjoern A. Zeeb <bzeeb-lists@lists.zabbadoz.net> wrote:
> 
> On Sun, 1 Nov 2026, Kevin Bowling wrote:
> 
>> The timestamps are pretty far past boot, what happened during boot to
>> the first occurrence?  A full(er) dmesg would go a long way.
>> 
>> Adding Olivier as well since I don't have a Pluton to test against.
> 
> [1.002805] tpmcrb0: <Trusted Platform Module 2.0, CRB mode (Pluton)> iomem 0xc0500000-0xc0500fff on acpi0
> [1.002807] random: registering fast source TPM
> [1498.337989] tpmcrb0: Timeout while waiting for device to process cmd
> [1500.337990] tpmcrb0: Device failed to cancel command
> [1502.337989] tpmcrb0: Device failed to cancel command
> [2368.468930] tpmcrb0: Timeout while waiting for device to process cmd
> [2370.468930] tpmcrb0: Device failed to cancel command
> [2372.468928] tpmcrb0: Device failed to cancel command
> [3249.081872] tpmcrb0: Timeout while waiting for device to process cmd
> [3251.081868] tpmcrb0: Device failed to cancel command
> [3253.081868] tpmcrb0: Device failed to cancel command
> [4432.308789] tpmcrb0: Timeout while waiting for device to process cmd
> [4434.308786] tpmcrb0: Device failed to cancel command
> [4436.308786] tpmcrb0: Device failed to cancel command
> [5736.004699] tpmcrb0: Timeout while waiting for device to process cmd
> [5738.004697] tpmcrb0: Device failed to cancel command
> [5740.004696] tpmcrb0: Device failed to cancel command
> 
> The obvious question I'd have would be "what cmd" does it run or what does run these cmds?
> Somehow this implies that something is using that thing?
I also see this in a Framework amd laptop. Happy to test patches or provide debug
information.

Best regards
Michael
> 
> 
>> Regards,
>> Kevin
>> 
>> 
>> 
>> On Sun, Nov 1, 2026 at 6:40 PM Adrian Chadd <adrian@freebsd.org> wrote:
>>> 
>>> cc'ing kevin since he's working on tpm.
>>> 
>>> He landed something a couple days ago? Maybe see if that was it?
>>> 
>>> 
>>> -adrian
>>> 
>>> 
>>> On Sun, 1 Nov 2026 at 17:02, Bjoern A. Zeeb <bzeeb-lists@lists.zabbadoz.net> wrote:
>>>> 
>>>> Hi,
>>>> 
>>>> just updated an AMD Laptop to main and I am now seeing these regularly:
>>>> 
>>>> [3249.081872] tpmcrb0: Timeout while waiting for device to process cmd
>>>> [3251.081868] tpmcrb0: Device failed to cancel command
>>>> [3253.081868] tpmcrb0: Device failed to cancel command
>>>> [4432.308789] tpmcrb0: Timeout while waiting for device to process cmd
>>>> [4434.308786] tpmcrb0: Device failed to cancel command
>>>> [4436.308786] tpmcrb0: Device failed to cancel command
>>>> 
>>>> Any ideas what to do abbout this?  I can probably try to provide debug
>>>> info but may be slow responding.
>>>> 
>>>> /bz
>>>> 
>>>> --
>>>> For there shall arise false Christs, and false prophets, and shall shew
>>>> great signs and wonders; insomuch that, if it were possible, they shall
>>>> deceive the very elect. Behold, I have told you before. [Mat. 24:24-25]
>>>> 
>> 
> 
> -- 
> For there shall arise false Christs, and false prophets, and shall shew
> great signs and wonders; insomuch that, if it were possible, they shall
> deceive the very elect. Behold, I have told you before. [Mat. 24:24-25]