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From: "Rafael J. Wysocki" <rafael@kernel.org>
To: Hans de Goede <hdegoede@redhat.com>
Cc: Linux PM <linux-pm@vger.kernel.org>,
	Stable <stable@vger.kernel.org>,
	Justin Forbes <jmforbes@linuxtx.org>,
	Mark Pearson <markpearson@lenovo.com>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Subject: Re: Many reports of laptops getting hot while suspended with kernels >= 5.16.10 || >= 5.17-rc1
Date: Wed, 9 Mar 2022 14:57:24 +0100	[thread overview]
Message-ID: <CAJZ5v0hQifvD+U8q1O7p_5QeicG_On4=CrgNj0RsbPSbkY8Hww@mail.gmail.com> (raw)
In-Reply-To: <31b9d1cd-6a67-218b-4ada-12f72e6f00dc@redhat.com>

On Wed, Mar 9, 2022 at 2:44 PM Hans de Goede <hdegoede@redhat.com> wrote:
>
> Hi Rafael,
>
> We (Fedora) have been receiving a whole bunch of bug reports about
> laptops getting hot/toasty while suspended with kernels >= 5.16.10
> and this seems to still happen with 5.17-rc7 too.
>
> The following are all bugzilla.redhat.com bug numbers:
>
>    1750910 - Laptop failed to suspend and completely drained the battery
>    2050036 - Framework laptop: 5.16.5 breaks s2idle sleep
>    2053957 - Package c-states never go below C2
>    2056729 - No lid events when closing lid / laptop does not suspend
>    2057909 - Thinkpad X1C 9th in s2idle suspend still draining battery to zero over night , Ap
>    2059668 - HP Envy Laptop deadlocks on entering suspend power state when plugged in. Case ge
>    2059688 - Dell G15 5510 s2idle fails in 5.16.11 works in 5.16.10
>
> And one of the bugs has also been mirrored at bugzilla.kernel.org by
> the reporter:
>
>  bko215641 - Dell G15 5510 s2idle fails in 5.16.11 works in 5.16.10
>
> The common denominator here (besides the kernel version) seems to
> be that these are all Ice or Tiger Lake systems (I did not do
> check this applies 100% to all bugs, but it does see, to be a pattern).
>
> A similar arch-linux report:
>
> https://bbs.archlinux.org/viewtopic.php?id=274292&p=2
>
> Suggest that reverting
> "ACPI: PM: s2idle: Cancel wakeup before dispatching EC GPE"
>
> which was cherry-picked into 5.16.10 fixes things.

Thanks for letting me know!

> If you want I can create Fedora kernel test-rpms of a recent
> 5.16.y with just that one commit reverted and ask users to
> confirm if that helps. Please let me know if doing that woulkd
> be useful ?

Yes, it would.

However, it follows from the arch-linux report linked above that
5.17-rc is fine, so it would be good to also check if reverting that
commit from 5.17-rc helps.

  reply	other threads:[~2022-03-09 13:57 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-09 13:44 Hans de Goede
2022-03-09 13:57 ` Rafael J. Wysocki [this message]
2022-03-09 16:31   ` Hans de Goede
2022-03-09 16:34     ` Rafael J. Wysocki
2022-03-09 18:27       ` Rafael J. Wysocki
2022-03-10  9:07         ` Hans de Goede
2022-03-10 10:56           ` Rafael J. Wysocki
2022-03-10 12:22             ` Hans de Goede
2022-03-14 14:37               ` Limonciello, Mario
2022-03-16 13:02                 ` Rafael J. Wysocki
2022-03-16 13:37                   ` Limonciello, Mario
2022-03-16 13:46                     ` Rafael J. Wysocki
2022-03-16 13:50                       ` Limonciello, Mario
2022-03-16 16:00                     ` Hans de Goede
2022-03-16 16:14                       ` Limonciello, Mario
2022-03-10 10:02 ` Thorsten Leemhuis
2022-03-10 10:58   ` Rafael J. Wysocki

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