linux-kernel - Re: Linux warns `rtsx_pci 0000:3b:00.0: PM: dpm_run_callback(): pci_pm

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Message-ID: <e30f47ea-396e-45c7-a2aa-d141d27dae4c@molgen.mpg.de>
Date: Wed, 5 Feb 2025 22:48:24 +0100
From: Paul Menzel <pmenzel@...gen.mpg.de>
To: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
Cc: Bjorn Helgaas <bhelgaas@...gle.com>, linux-pci@...r.kernel.org,
 linux-pm@...r.kernel.org, regressions@...ts.linux.dev,
 Ulf Hansson <ulf.hansson@...aro.org>, linux-mmc@...r.kernel.org,
 LKML <linux-kernel@...r.kernel.org>, Hans de Goede <hdegoede@...hat.com>
Subject: Re: Linux warns `rtsx_pci 0000:3b:00.0: PM: dpm_run_callback():
 pci_pm_resume returns -110`

Dear Ilpo,


Thank you for your instant reply.


Am 05.02.25 um 09:44 schrieb Ilpo Järvinen:
> On Tue, 4 Feb 2025, Paul Menzel wrote:
> 
>> #regzbot introduced: b46c89c08f41..aa22f4da2a46

>> On the Intel Kaby Lake laptop Dell XPS 13 9360, at least Linux
>> 6.13.0-07632-gaa22f4da2a46 logs the new warnings:

(Just a side note, these are actually logged with level error.)

>>      rtsx_pci 0000:3b:00.0: Unable to change power state from D0 to D3hot, device inaccessible
>>      rtsx_pci 0000:3b:00.0: PM: dpm_run_callback(): pci_pm_resume returns -110
>>      rtsx_pci 0000:3b:00.0: PM: failed to resume async: error -110
>>
>> These were not present up to including Linux 6.13.0-07078-gb46c89c08f41.
>>
>> It looks like the first warning is not always logged:
>>
>>      $ sudo dmesg | grep rtsx
>>      [    8.612537] rtsx_pci 0000:3b:00.0: enabling device (0000 -> 0002)
>>      [ 2010.081170] rtsx_pci 0000:3b:00.0: Unable to change power state from D0 to D3hot, device inaccessible
>>      [ 2010.236503] rtsx_pci 0000:3b:00.0: PM: dpm_run_callback(): pci_pm_resume returns -110
>>      [ 2010.236525] rtsx_pci 0000:3b:00.0: PM: failed to resume async: error -110
>>      [ 4115.541202] rtsx_pci 0000:3b:00.0: PM: dpm_run_callback(): pci_pm_resume returns -110
>>      [ 4115.541216] rtsx_pci 0000:3b:00.0: PM: failed to resume async: error -110
>>
>> Logs from Linux 6.14-rc1 are attached. Bisection is only possible after next
>> Sunday.
> 
> Please try if this fix helps:
> 
> https://lore.kernel.org/linux-pci/20250131152913.2507-1-ilpo.jarvinen@linux.intel.com/

Yes, after applying the patch these errors were *not* logged in three 
ACPI S3 suspend/resume cycles.


Kind regards,

Paul