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Groups > linux.debian.kernel > #70969 > unrolled thread

Bug#922666: confirmed bug report

Started bySalvatore Bonaccorso <carnil@debian.org>
First post2021-04-30 21:10 +0200
Last post2021-05-04 21:20 +0200
Articles 12 — 4 participants

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Contents

  Bug#922666: confirmed bug report Salvatore Bonaccorso <carnil@debian.org> - 2021-04-30 21:10 +0200
    Processed: Re: Bug#922666: confirmed bug report "Debian Bug Tracking System" <owner@bugs.debian.org> - 2021-04-30 21:10 +0200
    Processed: Re: Bug#922666: confirmed bug report "Debian Bug Tracking System" <owner@bugs.debian.org> - 2021-04-30 21:10 +0200
    Bug#922666: confirmed bug report Tollef Fog Heen <tfheen@err.no> - 2021-04-30 21:40 +0200
    Bug#922666: confirmed bug report Antoine Beaupré <anarcat@debian.org> - 2021-05-01 01:40 +0200
      Bug#922666: confirmed bug report Salvatore Bonaccorso <carnil@debian.org> - 2021-05-01 08:10 +0200
        Bug#922666: confirmed bug report Antoine Beaupré <anarcat@debian.org> - 2021-05-03 02:30 +0200
          Bug#922666: confirmed bug report Salvatore Bonaccorso <carnil@debian.org> - 2021-05-03 07:40 +0200
            Bug#922666: confirmed bug report Antoine Beaupré <anarcat@debian.org> - 2021-05-03 17:10 +0200
            Bug#922666: confirmed bug report Antoine Beaupré <anarcat@debian.org> - 2021-05-04 02:50 +0200
              Bug#922666: confirmed bug report Antoine Beaupré <anarcat@debian.org> - 2021-05-04 04:00 +0200
                Bug#922666: confirmed bug report Antoine Beaupré <anarcat@debian.org> - 2021-05-04 21:20 +0200

#70969 — Bug#922666: confirmed bug report

FromSalvatore Bonaccorso <carnil@debian.org>
Date2021-04-30 21:10 +0200
SubjectBug#922666: confirmed bug report
Message-ID<C9GGt-2KG-3@gated-at.bofh.it>
Control: tags -1 + moreinfo

Hi Tollef, Antoine,

On Wed, Sep 11, 2019 at 08:20:22PM -0400, Antoine Beaupré wrote:
> Control: forcemerge 922666 928189
> Control: severity 922666 important
> Control: tags 922666 +patch +confirmed
> 
> I also see a regression with touchpads and trackpoint on a Thinkpad E431
> after upgrading from Debian stretch to buster. My research indicates
> this is a kernel regression, as yet to be fixed.
> 
> This is the result of my research, as available online at:
> 
> https://anarc.at/services/upgrades/buster/#touchpad-trackpoint-freeze-after-sleep
> 
> On a Thinkpad E431, the entire mouse interface (touch, trackpoint)
> freezes after sleep. Keyboard still works but not mouse until a
> reboot.
> 
> There's [bug 922666][] in Debian buster, without a fix. It also says
> it eventually recovers, which is not our experience. Possible dupe is
> [bug 928189][].
> 
> [bug 928189]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
> [bug 922666]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
> 
> There's also [bug 1791427][] in Ubuntu 18.04 that seems related, and
> which proposes the following workarounds:
> 
>  * In gsettings: `org.gnome.desktop.peripherals.touchpad click-method disabled`
> 
>  * A .service file:
> 
>         # /etc/systemd/system/touchpad-sleep.service
>         # restore touchpad on suspend
> 
>         [Unit]
>         Description=Restore Touchpad on suspend
>         Before=sleep.target
>         StopWhenUnneeded=yes
> 
>         [Service]
>         #Type=oneshot
>         Type=idle
>         RemainAfterExit=yes
>         ExecStart=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/unbind'
>         ExecStop=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/bind'
> 
>         [Install]
>         WantedBy=sleep.target
> 
>  * "Maybe try xserver-xorg-input-evdev instead of xserver-xorg-input-libinput?"
> 
>  * reloading `psmouse`:
>  
>         sudo modprobe -r psmouse
>         sudo modprobe psmouse
> 
>  * "`modprobe i2c-i801` after removing it from the `blacklist.conf` seems to solve the issue."
> 
>  * whatever this is:
>  
>         # echo 1 > /sys/devices/rmi4-00/nosleep
> 
>  * "Anyone who still affected by touchpad issues after S3. Please
>    switch back to suspend-to-idle in BIOS if s2idle is
>    supported. ThinkPad Carbon 6th and Yoga 3rd do support
>    suspend-to-idle in BIOS->config->power menu."
> 
> [bug 1791427]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427
> 
> There's also [bug 1442699][] in Fedora, which suggests those
> workarounds:
> 
>  * another module reload:
>  
>         sudo rmmod i2c_hid
>         sudo modprobe i2c_hid
> 
>  * "Just updated to kernel-4.12.5-300.fc26.x86_64 in updates-testing
>    and this issue seems to have been resolved (for me)."
> 
>  * another `/proc` hack:
>  
>         echo -n "reconnect" >  /sys/bus/serio/devices/serio1/drvctl
> 
>  * "The `psmouse.synaptics_intertouch=0` workaround still works for me."
> 
> [bug 1442699]: https://bugzilla.redhat.com/show_bug.cgi?id=1442699
> 
> Also related is this [libinput bug][] that's closed as "not our bug"
> because they claim it's a bug in the kernel.
> 
> [libinput bug]: https://bugs.freedesktop.org/show_bug.cgi?id=103149
> 
> There are [two][] [patches][] on the Linux kernel which apparently fix the
> issue, still pending approval:
> 
> [two]: https://lkml.org/lkml/2019/2/20/700
> [patches]: https://lkml.org/lkml/2019/2/20/701
> 
> Possibly related: https://lkml.org/lkml/2016/8/18/134
> 
> [5.1rc7][] shipped two fixes against the `synaptics-rmi4` module. A
> [pull request][] has been merged in mainline with two other fixes on
> the module./ [5.0.11][] also has fixes on the module. It's clearly a
> regression from Debian stretch (kernel 4.9) since it was working fine
> before.
> 
> Possibly related, [two-finger scrolling bug in Ubuntu][], which
> identifies [this commit][] as the source of the regression. [Upstream
> kernel bug][], still open.
> 
> [5.1rc7]: https://lkml.org/lkml/2019/4/28/270
> [pull request]: https://lkml.org/lkml/2019/7/12/19
> [5.0.11]: https://lkml.org/lkml/2019/5/2/287
> [Upstream kernel bug]: https://bugzilla.kernel.org/show_bug.cgi?id=196719
> [this commit]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e839ffab028981ac77f650faf8c84f16e1719738
> [two-finger scrolling bug in Ubuntu]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1722478
> 
> I haven't tried any of those workarounds. I hope this helps!

Can you confirm if this issue is still present with a recent kernel?

Regards,
Salvatore

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#70970 — Processed: Re: Bug#922666: confirmed bug report

From"Debian Bug Tracking System" <owner@bugs.debian.org>
Date2021-04-30 21:10 +0200
SubjectProcessed: Re: Bug#922666: confirmed bug report
Message-ID<C9GGt-2KG-1@gated-at.bofh.it>
In reply to#70969
Processing control commands:

> tags -1 + moreinfo
Bug #928189 [src:linux] linux-image-4.19.0-4-amd64: After resume trackpad of Lenovo Helix (tablet with keyboard dock) doesn't work
Bug #922666 [src:linux] linux-image-4.19.0-2-amd64: Trackpad and trackpoint stop working after suspend
Ignoring request to alter tags of bug #928189 to the same tags previously set
Ignoring request to alter tags of bug #922666 to the same tags previously set

-- 
922666: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
928189: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems

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#70973 — Processed: Re: Bug#922666: confirmed bug report

From"Debian Bug Tracking System" <owner@bugs.debian.org>
Date2021-04-30 21:10 +0200
SubjectProcessed: Re: Bug#922666: confirmed bug report
Message-ID<C9GGu-2KG-13@gated-at.bofh.it>
In reply to#70969
Processing control commands:

> tags -1 + moreinfo
Bug #922666 [src:linux] linux-image-4.19.0-2-amd64: Trackpad and trackpoint stop working after suspend
Bug #928189 [src:linux] linux-image-4.19.0-4-amd64: After resume trackpad of Lenovo Helix (tablet with keyboard dock) doesn't work
Added tag(s) moreinfo.
Added tag(s) moreinfo.

-- 
922666: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
928189: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
Debian Bug Tracking System
Contact owner@bugs.debian.org with problems

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#70980

FromTollef Fog Heen <tfheen@err.no>
Date2021-04-30 21:40 +0200
Message-ID<C9H9v-2TQ-5@gated-at.bofh.it>
In reply to#70969
]] Salvatore Bonaccorso 

> Can you confirm if this issue is still present with a recent kernel?

I haven't seen it for quite some time on my Buster machine, so from my
point of view, it can be closed.

Regards,
-- 
Tollef Fog Heen
UNIX is user friendly, it's just picky about who its friends are

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#71000

FromAntoine Beaupré <anarcat@debian.org>
Date2021-05-01 01:40 +0200
Message-ID<C9KTL-5dH-1@gated-at.bofh.it>
In reply to#70969
On 2021-04-30 21:04:29, Salvatore Bonaccorso wrote:
> Control: tags -1 + moreinfo
>
> Hi Tollef, Antoine,
>
> On Wed, Sep 11, 2019 at 08:20:22PM -0400, Antoine Beaupré wrote:
>> Control: forcemerge 922666 928189
>> Control: severity 922666 important
>> Control: tags 922666 +patch +confirmed
>> 
>> I also see a regression with touchpads and trackpoint on a Thinkpad E431
>> after upgrading from Debian stretch to buster. My research indicates
>> this is a kernel regression, as yet to be fixed.
>> 
>> This is the result of my research, as available online at:
>> 
>> https://anarc.at/services/upgrades/buster/#touchpad-trackpoint-freeze-after-sleep
>> 
>> On a Thinkpad E431, the entire mouse interface (touch, trackpoint)
>> freezes after sleep. Keyboard still works but not mouse until a
>> reboot.
>> 
>> There's [bug 922666][] in Debian buster, without a fix. It also says
>> it eventually recovers, which is not our experience. Possible dupe is
>> [bug 928189][].
>> 
>> [bug 928189]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
>> [bug 922666]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
>> 
>> There's also [bug 1791427][] in Ubuntu 18.04 that seems related, and
>> which proposes the following workarounds:
>> 
>>  * In gsettings: `org.gnome.desktop.peripherals.touchpad click-method disabled`
>> 
>>  * A .service file:
>> 
>>         # /etc/systemd/system/touchpad-sleep.service
>>         # restore touchpad on suspend
>> 
>>         [Unit]
>>         Description=Restore Touchpad on suspend
>>         Before=sleep.target
>>         StopWhenUnneeded=yes
>> 
>>         [Service]
>>         #Type=oneshot
>>         Type=idle
>>         RemainAfterExit=yes
>>         ExecStart=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/unbind'
>>         ExecStop=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/bind'
>> 
>>         [Install]
>>         WantedBy=sleep.target
>> 
>>  * "Maybe try xserver-xorg-input-evdev instead of xserver-xorg-input-libinput?"
>> 
>>  * reloading `psmouse`:
>>  
>>         sudo modprobe -r psmouse
>>         sudo modprobe psmouse
>> 
>>  * "`modprobe i2c-i801` after removing it from the `blacklist.conf` seems to solve the issue."
>> 
>>  * whatever this is:
>>  
>>         # echo 1 > /sys/devices/rmi4-00/nosleep
>> 
>>  * "Anyone who still affected by touchpad issues after S3. Please
>>    switch back to suspend-to-idle in BIOS if s2idle is
>>    supported. ThinkPad Carbon 6th and Yoga 3rd do support
>>    suspend-to-idle in BIOS->config->power menu."
>> 
>> [bug 1791427]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427
>> 
>> There's also [bug 1442699][] in Fedora, which suggests those
>> workarounds:
>> 
>>  * another module reload:
>>  
>>         sudo rmmod i2c_hid
>>         sudo modprobe i2c_hid
>> 
>>  * "Just updated to kernel-4.12.5-300.fc26.x86_64 in updates-testing
>>    and this issue seems to have been resolved (for me)."
>> 
>>  * another `/proc` hack:
>>  
>>         echo -n "reconnect" >  /sys/bus/serio/devices/serio1/drvctl
>> 
>>  * "The `psmouse.synaptics_intertouch=0` workaround still works for me."
>> 
>> [bug 1442699]: https://bugzilla.redhat.com/show_bug.cgi?id=1442699
>> 
>> Also related is this [libinput bug][] that's closed as "not our bug"
>> because they claim it's a bug in the kernel.
>> 
>> [libinput bug]: https://bugs.freedesktop.org/show_bug.cgi?id=103149
>> 
>> There are [two][] [patches][] on the Linux kernel which apparently fix the
>> issue, still pending approval:
>> 
>> [two]: https://lkml.org/lkml/2019/2/20/700
>> [patches]: https://lkml.org/lkml/2019/2/20/701
>> 
>> Possibly related: https://lkml.org/lkml/2016/8/18/134
>> 
>> [5.1rc7][] shipped two fixes against the `synaptics-rmi4` module. A
>> [pull request][] has been merged in mainline with two other fixes on
>> the module./ [5.0.11][] also has fixes on the module. It's clearly a
>> regression from Debian stretch (kernel 4.9) since it was working fine
>> before.
>> 
>> Possibly related, [two-finger scrolling bug in Ubuntu][], which
>> identifies [this commit][] as the source of the regression. [Upstream
>> kernel bug][], still open.
>> 
>> [5.1rc7]: https://lkml.org/lkml/2019/4/28/270
>> [pull request]: https://lkml.org/lkml/2019/7/12/19
>> [5.0.11]: https://lkml.org/lkml/2019/5/2/287
>> [Upstream kernel bug]: https://bugzilla.kernel.org/show_bug.cgi?id=196719
>> [this commit]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e839ffab028981ac77f650faf8c84f16e1719738
>> [two-finger scrolling bug in Ubuntu]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1722478
>> 
>> I haven't tried any of those workarounds. I hope this helps!
>
> Can you confirm if this issue is still present with a recent kernel?

e.g. buster-backports?

-- 
The flesh you so fancifully fry
Is not succulent, tasty or kind
It's death for no reason
And death for no reason is murder
                        - Morrissey

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#71003

FromSalvatore Bonaccorso <carnil@debian.org>
Date2021-05-01 08:10 +0200
Message-ID<C9QZb-KU-11@gated-at.bofh.it>
In reply to#71000
Hi Antoine

On Fri, Apr 30, 2021 at 07:34:04PM -0400, Antoine Beaupré wrote:
> On 2021-04-30 21:04:29, Salvatore Bonaccorso wrote:
> > Control: tags -1 + moreinfo
> >
> > Hi Tollef, Antoine,
> >
> > On Wed, Sep 11, 2019 at 08:20:22PM -0400, Antoine Beaupré wrote:
> >> Control: forcemerge 922666 928189
> >> Control: severity 922666 important
> >> Control: tags 922666 +patch +confirmed
> >> 
> >> I also see a regression with touchpads and trackpoint on a Thinkpad E431
> >> after upgrading from Debian stretch to buster. My research indicates
> >> this is a kernel regression, as yet to be fixed.
> >> 
> >> This is the result of my research, as available online at:
> >> 
> >> https://anarc.at/services/upgrades/buster/#touchpad-trackpoint-freeze-after-sleep
> >> 
> >> On a Thinkpad E431, the entire mouse interface (touch, trackpoint)
> >> freezes after sleep. Keyboard still works but not mouse until a
> >> reboot.
> >> 
> >> There's [bug 922666][] in Debian buster, without a fix. It also says
> >> it eventually recovers, which is not our experience. Possible dupe is
> >> [bug 928189][].
> >> 
> >> [bug 928189]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
> >> [bug 922666]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
> >> 
> >> There's also [bug 1791427][] in Ubuntu 18.04 that seems related, and
> >> which proposes the following workarounds:
> >> 
> >>  * In gsettings: `org.gnome.desktop.peripherals.touchpad click-method disabled`
> >> 
> >>  * A .service file:
> >> 
> >>         # /etc/systemd/system/touchpad-sleep.service
> >>         # restore touchpad on suspend
> >> 
> >>         [Unit]
> >>         Description=Restore Touchpad on suspend
> >>         Before=sleep.target
> >>         StopWhenUnneeded=yes
> >> 
> >>         [Service]
> >>         #Type=oneshot
> >>         Type=idle
> >>         RemainAfterExit=yes
> >>         ExecStart=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/unbind'
> >>         ExecStop=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/bind'
> >> 
> >>         [Install]
> >>         WantedBy=sleep.target
> >> 
> >>  * "Maybe try xserver-xorg-input-evdev instead of xserver-xorg-input-libinput?"
> >> 
> >>  * reloading `psmouse`:
> >>  
> >>         sudo modprobe -r psmouse
> >>         sudo modprobe psmouse
> >> 
> >>  * "`modprobe i2c-i801` after removing it from the `blacklist.conf` seems to solve the issue."
> >> 
> >>  * whatever this is:
> >>  
> >>         # echo 1 > /sys/devices/rmi4-00/nosleep
> >> 
> >>  * "Anyone who still affected by touchpad issues after S3. Please
> >>    switch back to suspend-to-idle in BIOS if s2idle is
> >>    supported. ThinkPad Carbon 6th and Yoga 3rd do support
> >>    suspend-to-idle in BIOS->config->power menu."
> >> 
> >> [bug 1791427]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427
> >> 
> >> There's also [bug 1442699][] in Fedora, which suggests those
> >> workarounds:
> >> 
> >>  * another module reload:
> >>  
> >>         sudo rmmod i2c_hid
> >>         sudo modprobe i2c_hid
> >> 
> >>  * "Just updated to kernel-4.12.5-300.fc26.x86_64 in updates-testing
> >>    and this issue seems to have been resolved (for me)."
> >> 
> >>  * another `/proc` hack:
> >>  
> >>         echo -n "reconnect" >  /sys/bus/serio/devices/serio1/drvctl
> >> 
> >>  * "The `psmouse.synaptics_intertouch=0` workaround still works for me."
> >> 
> >> [bug 1442699]: https://bugzilla.redhat.com/show_bug.cgi?id=1442699
> >> 
> >> Also related is this [libinput bug][] that's closed as "not our bug"
> >> because they claim it's a bug in the kernel.
> >> 
> >> [libinput bug]: https://bugs.freedesktop.org/show_bug.cgi?id=103149
> >> 
> >> There are [two][] [patches][] on the Linux kernel which apparently fix the
> >> issue, still pending approval:
> >> 
> >> [two]: https://lkml.org/lkml/2019/2/20/700
> >> [patches]: https://lkml.org/lkml/2019/2/20/701
> >> 
> >> Possibly related: https://lkml.org/lkml/2016/8/18/134
> >> 
> >> [5.1rc7][] shipped two fixes against the `synaptics-rmi4` module. A
> >> [pull request][] has been merged in mainline with two other fixes on
> >> the module./ [5.0.11][] also has fixes on the module. It's clearly a
> >> regression from Debian stretch (kernel 4.9) since it was working fine
> >> before.
> >> 
> >> Possibly related, [two-finger scrolling bug in Ubuntu][], which
> >> identifies [this commit][] as the source of the regression. [Upstream
> >> kernel bug][], still open.
> >> 
> >> [5.1rc7]: https://lkml.org/lkml/2019/4/28/270
> >> [pull request]: https://lkml.org/lkml/2019/7/12/19
> >> [5.0.11]: https://lkml.org/lkml/2019/5/2/287
> >> [Upstream kernel bug]: https://bugzilla.kernel.org/show_bug.cgi?id=196719
> >> [this commit]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e839ffab028981ac77f650faf8c84f16e1719738
> >> [two-finger scrolling bug in Ubuntu]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1722478
> >> 
> >> I haven't tried any of those workarounds. I hope this helps!
> >
> > Can you confirm if this issue is still present with a recent kernel?
> 
> e.g. buster-backports?

Yes exactly either buster-backports, unsteable or mainline.

Initial goal on asking you back is that the issue as reported for some
kernels way back, try to find out if the issue is still present or if
we can close the bug otherwise as maintenance.

Regards,
Salvatore

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#71185

FromAntoine Beaupré <anarcat@debian.org>
Date2021-05-03 02:30 +0200
Message-ID<CauDf-7nL-1@gated-at.bofh.it>
In reply to#71003
On 2021-05-01 07:59:01, Salvatore Bonaccorso wrote:
> Hi Antoine
>
> On Fri, Apr 30, 2021 at 07:34:04PM -0400, Antoine Beaupré wrote:
>> On 2021-04-30 21:04:29, Salvatore Bonaccorso wrote:
>> > Control: tags -1 + moreinfo
>> >
>> > Hi Tollef, Antoine,
>> >
>> > On Wed, Sep 11, 2019 at 08:20:22PM -0400, Antoine Beaupré wrote:
>> >> Control: forcemerge 922666 928189
>> >> Control: severity 922666 important
>> >> Control: tags 922666 +patch +confirmed
>> >> 
>> >> I also see a regression with touchpads and trackpoint on a Thinkpad E431
>> >> after upgrading from Debian stretch to buster. My research indicates
>> >> this is a kernel regression, as yet to be fixed.
>> >> 
>> >> This is the result of my research, as available online at:
>> >> 
>> >> https://anarc.at/services/upgrades/buster/#touchpad-trackpoint-freeze-after-sleep
>> >> 
>> >> On a Thinkpad E431, the entire mouse interface (touch, trackpoint)
>> >> freezes after sleep. Keyboard still works but not mouse until a
>> >> reboot.
>> >> 
>> >> There's [bug 922666][] in Debian buster, without a fix. It also says
>> >> it eventually recovers, which is not our experience. Possible dupe is
>> >> [bug 928189][].
>> >> 
>> >> [bug 928189]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
>> >> [bug 922666]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
>> >> 
>> >> There's also [bug 1791427][] in Ubuntu 18.04 that seems related, and
>> >> which proposes the following workarounds:
>> >> 
>> >>  * In gsettings: `org.gnome.desktop.peripherals.touchpad click-method disabled`
>> >> 
>> >>  * A .service file:
>> >> 
>> >>         # /etc/systemd/system/touchpad-sleep.service
>> >>         # restore touchpad on suspend
>> >> 
>> >>         [Unit]
>> >>         Description=Restore Touchpad on suspend
>> >>         Before=sleep.target
>> >>         StopWhenUnneeded=yes
>> >> 
>> >>         [Service]
>> >>         #Type=oneshot
>> >>         Type=idle
>> >>         RemainAfterExit=yes
>> >>         ExecStart=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/unbind'
>> >>         ExecStop=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/bind'
>> >> 
>> >>         [Install]
>> >>         WantedBy=sleep.target
>> >> 
>> >>  * "Maybe try xserver-xorg-input-evdev instead of xserver-xorg-input-libinput?"
>> >> 
>> >>  * reloading `psmouse`:
>> >>  
>> >>         sudo modprobe -r psmouse
>> >>         sudo modprobe psmouse
>> >> 
>> >>  * "`modprobe i2c-i801` after removing it from the `blacklist.conf` seems to solve the issue."
>> >> 
>> >>  * whatever this is:
>> >>  
>> >>         # echo 1 > /sys/devices/rmi4-00/nosleep
>> >> 
>> >>  * "Anyone who still affected by touchpad issues after S3. Please
>> >>    switch back to suspend-to-idle in BIOS if s2idle is
>> >>    supported. ThinkPad Carbon 6th and Yoga 3rd do support
>> >>    suspend-to-idle in BIOS->config->power menu."
>> >> 
>> >> [bug 1791427]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427
>> >> 
>> >> There's also [bug 1442699][] in Fedora, which suggests those
>> >> workarounds:
>> >> 
>> >>  * another module reload:
>> >>  
>> >>         sudo rmmod i2c_hid
>> >>         sudo modprobe i2c_hid
>> >> 
>> >>  * "Just updated to kernel-4.12.5-300.fc26.x86_64 in updates-testing
>> >>    and this issue seems to have been resolved (for me)."
>> >> 
>> >>  * another `/proc` hack:
>> >>  
>> >>         echo -n "reconnect" >  /sys/bus/serio/devices/serio1/drvctl
>> >> 
>> >>  * "The `psmouse.synaptics_intertouch=0` workaround still works for me."
>> >> 
>> >> [bug 1442699]: https://bugzilla.redhat.com/show_bug.cgi?id=1442699
>> >> 
>> >> Also related is this [libinput bug][] that's closed as "not our bug"
>> >> because they claim it's a bug in the kernel.
>> >> 
>> >> [libinput bug]: https://bugs.freedesktop.org/show_bug.cgi?id=103149
>> >> 
>> >> There are [two][] [patches][] on the Linux kernel which apparently fix the
>> >> issue, still pending approval:
>> >> 
>> >> [two]: https://lkml.org/lkml/2019/2/20/700
>> >> [patches]: https://lkml.org/lkml/2019/2/20/701
>> >> 
>> >> Possibly related: https://lkml.org/lkml/2016/8/18/134
>> >> 
>> >> [5.1rc7][] shipped two fixes against the `synaptics-rmi4` module. A
>> >> [pull request][] has been merged in mainline with two other fixes on
>> >> the module./ [5.0.11][] also has fixes on the module. It's clearly a
>> >> regression from Debian stretch (kernel 4.9) since it was working fine
>> >> before.
>> >> 
>> >> Possibly related, [two-finger scrolling bug in Ubuntu][], which
>> >> identifies [this commit][] as the source of the regression. [Upstream
>> >> kernel bug][], still open.
>> >> 
>> >> [5.1rc7]: https://lkml.org/lkml/2019/4/28/270
>> >> [pull request]: https://lkml.org/lkml/2019/7/12/19
>> >> [5.0.11]: https://lkml.org/lkml/2019/5/2/287
>> >> [Upstream kernel bug]: https://bugzilla.kernel.org/show_bug.cgi?id=196719
>> >> [this commit]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e839ffab028981ac77f650faf8c84f16e1719738
>> >> [two-finger scrolling bug in Ubuntu]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1722478
>> >> 
>> >> I haven't tried any of those workarounds. I hope this helps!
>> >
>> > Can you confirm if this issue is still present with a recent kernel?
>> 
>> e.g. buster-backports?
>
> Yes exactly either buster-backports, unsteable or mainline.
>
> Initial goal on asking you back is that the issue as reported for some
> kernels way back, try to find out if the issue is still present or if
> we can close the bug otherwise as maintenance.

Understood.

The situation, right now, is this:

 1. the user of this machine has been running the 5.7.10 kernel since
    around August 2020, from buster-backports

 2. they indeed reported the bug not happening for "a month or two" but,
    in their opinion it was "still happening" intermittently, and they
    expressed surprise at the idea that the bug was fixed

 3. i therefore completed the last buster point upgrade and installed the
    5.10.24 Linux kernel, again from backports

 4. i then rebooted the machine in the new kernel, logged in as said
    user, then closed the lid, waited a few seconds, and opened the lid
    back up

The mouse froze.

I rebooted (because that you can still do, of course, with
control-alt-delete), and again reproduced it.

So, from my perspective, this bug is definitely not fixed, even with the
latest backported kernel, in Debian buster.

[I'll note that, interestingly, I'm not actually sure the machine goes to
sleep. The red light on the "i" of the "Thinkpad" lid logo doesn't
actually start flashing slowly like it typically does during sleep. But
from a user perspective, that doesn't matter: it's "close the lid,
computer crashes" kind of experience, which is a pretty nasty regression
from stretch.]

a.

[toc] | [prev] | [next] | [standalone]


#71188

FromSalvatore Bonaccorso <carnil@debian.org>
Date2021-05-03 07:40 +0200
Message-ID<Caztf-1Sg-1@gated-at.bofh.it>
In reply to#71185
Control: found -1 5.10.24-1

Hi Antoine,

On Sun, May 02, 2021 at 08:22:07PM -0400, Antoine Beaupré wrote:
> On 2021-05-01 07:59:01, Salvatore Bonaccorso wrote:
> > Hi Antoine
> >
> > On Fri, Apr 30, 2021 at 07:34:04PM -0400, Antoine Beaupré wrote:
> >> On 2021-04-30 21:04:29, Salvatore Bonaccorso wrote:
> >> > Control: tags -1 + moreinfo
> >> >
> >> > Hi Tollef, Antoine,
> >> >
> >> > On Wed, Sep 11, 2019 at 08:20:22PM -0400, Antoine Beaupré wrote:
> >> >> Control: forcemerge 922666 928189
> >> >> Control: severity 922666 important
> >> >> Control: tags 922666 +patch +confirmed
> >> >> 
> >> >> I also see a regression with touchpads and trackpoint on a Thinkpad E431
> >> >> after upgrading from Debian stretch to buster. My research indicates
> >> >> this is a kernel regression, as yet to be fixed.
> >> >> 
> >> >> This is the result of my research, as available online at:
> >> >> 
> >> >> https://anarc.at/services/upgrades/buster/#touchpad-trackpoint-freeze-after-sleep
> >> >> 
> >> >> On a Thinkpad E431, the entire mouse interface (touch, trackpoint)
> >> >> freezes after sleep. Keyboard still works but not mouse until a
> >> >> reboot.
> >> >> 
> >> >> There's [bug 922666][] in Debian buster, without a fix. It also says
> >> >> it eventually recovers, which is not our experience. Possible dupe is
> >> >> [bug 928189][].
> >> >> 
> >> >> [bug 928189]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
> >> >> [bug 922666]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
> >> >> 
> >> >> There's also [bug 1791427][] in Ubuntu 18.04 that seems related, and
> >> >> which proposes the following workarounds:
> >> >> 
> >> >>  * In gsettings: `org.gnome.desktop.peripherals.touchpad click-method disabled`
> >> >> 
> >> >>  * A .service file:
> >> >> 
> >> >>         # /etc/systemd/system/touchpad-sleep.service
> >> >>         # restore touchpad on suspend
> >> >> 
> >> >>         [Unit]
> >> >>         Description=Restore Touchpad on suspend
> >> >>         Before=sleep.target
> >> >>         StopWhenUnneeded=yes
> >> >> 
> >> >>         [Service]
> >> >>         #Type=oneshot
> >> >>         Type=idle
> >> >>         RemainAfterExit=yes
> >> >>         ExecStart=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/unbind'
> >> >>         ExecStop=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/bind'
> >> >> 
> >> >>         [Install]
> >> >>         WantedBy=sleep.target
> >> >> 
> >> >>  * "Maybe try xserver-xorg-input-evdev instead of xserver-xorg-input-libinput?"
> >> >> 
> >> >>  * reloading `psmouse`:
> >> >>  
> >> >>         sudo modprobe -r psmouse
> >> >>         sudo modprobe psmouse
> >> >> 
> >> >>  * "`modprobe i2c-i801` after removing it from the `blacklist.conf` seems to solve the issue."
> >> >> 
> >> >>  * whatever this is:
> >> >>  
> >> >>         # echo 1 > /sys/devices/rmi4-00/nosleep
> >> >> 
> >> >>  * "Anyone who still affected by touchpad issues after S3. Please
> >> >>    switch back to suspend-to-idle in BIOS if s2idle is
> >> >>    supported. ThinkPad Carbon 6th and Yoga 3rd do support
> >> >>    suspend-to-idle in BIOS->config->power menu."
> >> >> 
> >> >> [bug 1791427]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427
> >> >> 
> >> >> There's also [bug 1442699][] in Fedora, which suggests those
> >> >> workarounds:
> >> >> 
> >> >>  * another module reload:
> >> >>  
> >> >>         sudo rmmod i2c_hid
> >> >>         sudo modprobe i2c_hid
> >> >> 
> >> >>  * "Just updated to kernel-4.12.5-300.fc26.x86_64 in updates-testing
> >> >>    and this issue seems to have been resolved (for me)."
> >> >> 
> >> >>  * another `/proc` hack:
> >> >>  
> >> >>         echo -n "reconnect" >  /sys/bus/serio/devices/serio1/drvctl
> >> >> 
> >> >>  * "The `psmouse.synaptics_intertouch=0` workaround still works for me."
> >> >> 
> >> >> [bug 1442699]: https://bugzilla.redhat.com/show_bug.cgi?id=1442699
> >> >> 
> >> >> Also related is this [libinput bug][] that's closed as "not our bug"
> >> >> because they claim it's a bug in the kernel.
> >> >> 
> >> >> [libinput bug]: https://bugs.freedesktop.org/show_bug.cgi?id=103149
> >> >> 
> >> >> There are [two][] [patches][] on the Linux kernel which apparently fix the
> >> >> issue, still pending approval:
> >> >> 
> >> >> [two]: https://lkml.org/lkml/2019/2/20/700
> >> >> [patches]: https://lkml.org/lkml/2019/2/20/701
> >> >> 
> >> >> Possibly related: https://lkml.org/lkml/2016/8/18/134
> >> >> 
> >> >> [5.1rc7][] shipped two fixes against the `synaptics-rmi4` module. A
> >> >> [pull request][] has been merged in mainline with two other fixes on
> >> >> the module./ [5.0.11][] also has fixes on the module. It's clearly a
> >> >> regression from Debian stretch (kernel 4.9) since it was working fine
> >> >> before.
> >> >> 
> >> >> Possibly related, [two-finger scrolling bug in Ubuntu][], which
> >> >> identifies [this commit][] as the source of the regression. [Upstream
> >> >> kernel bug][], still open.
> >> >> 
> >> >> [5.1rc7]: https://lkml.org/lkml/2019/4/28/270
> >> >> [pull request]: https://lkml.org/lkml/2019/7/12/19
> >> >> [5.0.11]: https://lkml.org/lkml/2019/5/2/287
> >> >> [Upstream kernel bug]: https://bugzilla.kernel.org/show_bug.cgi?id=196719
> >> >> [this commit]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e839ffab028981ac77f650faf8c84f16e1719738
> >> >> [two-finger scrolling bug in Ubuntu]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1722478
> >> >> 
> >> >> I haven't tried any of those workarounds. I hope this helps!
> >> >
> >> > Can you confirm if this issue is still present with a recent kernel?
> >> 
> >> e.g. buster-backports?
> >
> > Yes exactly either buster-backports, unsteable or mainline.
> >
> > Initial goal on asking you back is that the issue as reported for some
> > kernels way back, try to find out if the issue is still present or if
> > we can close the bug otherwise as maintenance.
> 
> Understood.
> 
> The situation, right now, is this:
> 
>  1. the user of this machine has been running the 5.7.10 kernel since
>     around August 2020, from buster-backports
> 
>  2. they indeed reported the bug not happening for "a month or two" but,
>     in their opinion it was "still happening" intermittently, and they
>     expressed surprise at the idea that the bug was fixed
> 
>  3. i therefore completed the last buster point upgrade and installed the
>     5.10.24 Linux kernel, again from backports
> 
>  4. i then rebooted the machine in the new kernel, logged in as said
>     user, then closed the lid, waited a few seconds, and opened the lid
>     back up
> 
> The mouse froze.
> 
> I rebooted (because that you can still do, of course, with
> control-alt-delete), and again reproduced it.
> 
> So, from my perspective, this bug is definitely not fixed, even with the
> latest backported kernel, in Debian buster.
> 
> [I'll note that, interestingly, I'm not actually sure the machine goes to
> sleep. The red light on the "i" of the "Thinkpad" lid logo doesn't
> actually start flashing slowly like it typically does during sleep. But
> from a user perspective, that doesn't matter: it's "close the lid,
> computer crashes" kind of experience, which is a pretty nasty regression
> from stretch.]

Thanks for reporting back, much appreciated you took time again to
recheck. So I suspect the problem from Tollef and yours might be
different.

Do logs (dmesg, X logs) give any helpful hints?

Might it be possible for you to (re-)bring the issue to upstream? 

Regards,
Salvatore

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#71200

FromAntoine Beaupré <anarcat@debian.org>
Date2021-05-03 17:10 +0200
Message-ID<CaImR-7f2-7@gated-at.bofh.it>
In reply to#71188
On 2021-05-03 07:37:42, Salvatore Bonaccorso wrote:
> Control: found -1 5.10.24-1
>
> Hi Antoine,
>
> On Sun, May 02, 2021 at 08:22:07PM -0400, Antoine Beaupré wrote:
>> On 2021-05-01 07:59:01, Salvatore Bonaccorso wrote:
>> > Hi Antoine
>> >
>> > On Fri, Apr 30, 2021 at 07:34:04PM -0400, Antoine Beaupré wrote:
>> >> On 2021-04-30 21:04:29, Salvatore Bonaccorso wrote:
>> >> > Control: tags -1 + moreinfo
>> >> >
>> >> > Hi Tollef, Antoine,
>> >> >
>> >> > On Wed, Sep 11, 2019 at 08:20:22PM -0400, Antoine Beaupré wrote:
>> >> >> Control: forcemerge 922666 928189
>> >> >> Control: severity 922666 important
>> >> >> Control: tags 922666 +patch +confirmed
>> >> >> 
>> >> >> I also see a regression with touchpads and trackpoint on a Thinkpad E431
>> >> >> after upgrading from Debian stretch to buster. My research indicates
>> >> >> this is a kernel regression, as yet to be fixed.
>> >> >> 
>> >> >> This is the result of my research, as available online at:
>> >> >> 
>> >> >> https://anarc.at/services/upgrades/buster/#touchpad-trackpoint-freeze-after-sleep
>> >> >> 
>> >> >> On a Thinkpad E431, the entire mouse interface (touch, trackpoint)
>> >> >> freezes after sleep. Keyboard still works but not mouse until a
>> >> >> reboot.
>> >> >> 
>> >> >> There's [bug 922666][] in Debian buster, without a fix. It also says
>> >> >> it eventually recovers, which is not our experience. Possible dupe is
>> >> >> [bug 928189][].
>> >> >> 
>> >> >> [bug 928189]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=928189
>> >> >> [bug 922666]: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=922666
>> >> >> 
>> >> >> There's also [bug 1791427][] in Ubuntu 18.04 that seems related, and
>> >> >> which proposes the following workarounds:
>> >> >> 
>> >> >>  * In gsettings: `org.gnome.desktop.peripherals.touchpad click-method disabled`
>> >> >> 
>> >> >>  * A .service file:
>> >> >> 
>> >> >>         # /etc/systemd/system/touchpad-sleep.service
>> >> >>         # restore touchpad on suspend
>> >> >> 
>> >> >>         [Unit]
>> >> >>         Description=Restore Touchpad on suspend
>> >> >>         Before=sleep.target
>> >> >>         StopWhenUnneeded=yes
>> >> >> 
>> >> >>         [Service]
>> >> >>         #Type=oneshot
>> >> >>         Type=idle
>> >> >>         RemainAfterExit=yes
>> >> >>         ExecStart=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/unbind'
>> >> >>         ExecStop=/bin/bash -c 'echo "0000:00:1f.4" > /sys/bus/pci/drivers/i801_smbus/bind'
>> >> >> 
>> >> >>         [Install]
>> >> >>         WantedBy=sleep.target
>> >> >> 
>> >> >>  * "Maybe try xserver-xorg-input-evdev instead of xserver-xorg-input-libinput?"
>> >> >> 
>> >> >>  * reloading `psmouse`:
>> >> >>  
>> >> >>         sudo modprobe -r psmouse
>> >> >>         sudo modprobe psmouse
>> >> >> 
>> >> >>  * "`modprobe i2c-i801` after removing it from the `blacklist.conf` seems to solve the issue."
>> >> >> 
>> >> >>  * whatever this is:
>> >> >>  
>> >> >>         # echo 1 > /sys/devices/rmi4-00/nosleep
>> >> >> 
>> >> >>  * "Anyone who still affected by touchpad issues after S3. Please
>> >> >>    switch back to suspend-to-idle in BIOS if s2idle is
>> >> >>    supported. ThinkPad Carbon 6th and Yoga 3rd do support
>> >> >>    suspend-to-idle in BIOS->config->power menu."
>> >> >> 
>> >> >> [bug 1791427]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1791427
>> >> >> 
>> >> >> There's also [bug 1442699][] in Fedora, which suggests those
>> >> >> workarounds:
>> >> >> 
>> >> >>  * another module reload:
>> >> >>  
>> >> >>         sudo rmmod i2c_hid
>> >> >>         sudo modprobe i2c_hid
>> >> >> 
>> >> >>  * "Just updated to kernel-4.12.5-300.fc26.x86_64 in updates-testing
>> >> >>    and this issue seems to have been resolved (for me)."
>> >> >> 
>> >> >>  * another `/proc` hack:
>> >> >>  
>> >> >>         echo -n "reconnect" >  /sys/bus/serio/devices/serio1/drvctl
>> >> >> 
>> >> >>  * "The `psmouse.synaptics_intertouch=0` workaround still works for me."
>> >> >> 
>> >> >> [bug 1442699]: https://bugzilla.redhat.com/show_bug.cgi?id=1442699
>> >> >> 
>> >> >> Also related is this [libinput bug][] that's closed as "not our bug"
>> >> >> because they claim it's a bug in the kernel.
>> >> >> 
>> >> >> [libinput bug]: https://bugs.freedesktop.org/show_bug.cgi?id=103149
>> >> >> 
>> >> >> There are [two][] [patches][] on the Linux kernel which apparently fix the
>> >> >> issue, still pending approval:
>> >> >> 
>> >> >> [two]: https://lkml.org/lkml/2019/2/20/700
>> >> >> [patches]: https://lkml.org/lkml/2019/2/20/701
>> >> >> 
>> >> >> Possibly related: https://lkml.org/lkml/2016/8/18/134
>> >> >> 
>> >> >> [5.1rc7][] shipped two fixes against the `synaptics-rmi4` module. A
>> >> >> [pull request][] has been merged in mainline with two other fixes on
>> >> >> the module./ [5.0.11][] also has fixes on the module. It's clearly a
>> >> >> regression from Debian stretch (kernel 4.9) since it was working fine
>> >> >> before.
>> >> >> 
>> >> >> Possibly related, [two-finger scrolling bug in Ubuntu][], which
>> >> >> identifies [this commit][] as the source of the regression. [Upstream
>> >> >> kernel bug][], still open.
>> >> >> 
>> >> >> [5.1rc7]: https://lkml.org/lkml/2019/4/28/270
>> >> >> [pull request]: https://lkml.org/lkml/2019/7/12/19
>> >> >> [5.0.11]: https://lkml.org/lkml/2019/5/2/287
>> >> >> [Upstream kernel bug]: https://bugzilla.kernel.org/show_bug.cgi?id=196719
>> >> >> [this commit]: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=e839ffab028981ac77f650faf8c84f16e1719738
>> >> >> [two-finger scrolling bug in Ubuntu]: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1722478
>> >> >> 
>> >> >> I haven't tried any of those workarounds. I hope this helps!
>> >> >
>> >> > Can you confirm if this issue is still present with a recent kernel?
>> >> 
>> >> e.g. buster-backports?
>> >
>> > Yes exactly either buster-backports, unsteable or mainline.
>> >
>> > Initial goal on asking you back is that the issue as reported for some
>> > kernels way back, try to find out if the issue is still present or if
>> > we can close the bug otherwise as maintenance.
>> 
>> Understood.
>> 
>> The situation, right now, is this:
>> 
>>  1. the user of this machine has been running the 5.7.10 kernel since
>>     around August 2020, from buster-backports
>> 
>>  2. they indeed reported the bug not happening for "a month or two" but,
>>     in their opinion it was "still happening" intermittently, and they
>>     expressed surprise at the idea that the bug was fixed
>> 
>>  3. i therefore completed the last buster point upgrade and installed the
>>     5.10.24 Linux kernel, again from backports
>> 
>>  4. i then rebooted the machine in the new kernel, logged in as said
>>     user, then closed the lid, waited a few seconds, and opened the lid
>>     back up
>> 
>> The mouse froze.
>> 
>> I rebooted (because that you can still do, of course, with
>> control-alt-delete), and again reproduced it.
>> 
>> So, from my perspective, this bug is definitely not fixed, even with the
>> latest backported kernel, in Debian buster.
>> 
>> [I'll note that, interestingly, I'm not actually sure the machine goes to
>> sleep. The red light on the "i" of the "Thinkpad" lid logo doesn't
>> actually start flashing slowly like it typically does during sleep. But
>> from a user perspective, that doesn't matter: it's "close the lid,
>> computer crashes" kind of experience, which is a pretty nasty regression
>> from stretch.]
>
> Thanks for reporting back, much appreciated you took time again to
> recheck. So I suspect the problem from Tollef and yours might be
> different.
>
> Do logs (dmesg, X logs) give any helpful hints?

I'll check again.

> Might it be possible for you to (re-)bring the issue to upstream? 

Problem here is: which upstream? I found about half a dozen projects
that could be at fault here... And if it's "Linux kernel", how exactly
do I bring this up? Their bugzilla?

This is a tough nut to crack...

a.

-- 
Imagination is more important than knowledge.
Knowledge is limited.
Imagination encircles the world.
                        - Albert Einstein

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#71210

FromAntoine Beaupré <anarcat@debian.org>
Date2021-05-04 02:50 +0200
Message-ID<CaRq9-45Z-5@gated-at.bofh.it>
In reply to#71188
On 2021-05-03 20:27:26, Antoine Beaupré wrote:

[...]

> Interestingly, it seems that the machine indeed doesn't go to sleep: it
> loops over a failure to sleep and fills up syslog with errors as long as
> it's trying to sleep, pretty catastrophic, from a battery usage
> perspective.
>
> I attach the two logs and am continuing my investigation. User now
> reports situation is actually much worse than before the backports
> upgrade: at least 5.7 was intermittent, now the crash is systematic.

Relevant: booting into 4.19.132, from plain buster, doesn't reproduce
the above failure to suspend. The machine suspends fine, and resumes,
and the mouse even still works correctly.

I wonder if this is a regression introduced in backports. But I could
have sworn this was happening *before* I upgraded to the backported
kernels...

And here I was hoping that upgrading to bullseye might fix this, maybe
it would make things even worse because the old kernel wouldn't be
available anymore (although if it's an interoperability issue, then
maybe it would fix it, who knows nowadays...)

-- 
No animal has more liberty than the cat; but it buries the mess it
makes. The cat is the best anarchist. Until they learn that from the cat
I cannot respect them.
                        - For whom the bell tolls, Ernest Hemingway

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#71211

FromAntoine Beaupré <anarcat@debian.org>
Date2021-05-04 04:00 +0200
Message-ID<CaSvT-4Gq-1@gated-at.bofh.it>
In reply to#71210
On 2021-05-03 20:44:31, Antoine Beaupré wrote:
> On 2021-05-03 20:27:26, Antoine Beaupré wrote:
>
> [...]
>
>> Interestingly, it seems that the machine indeed doesn't go to sleep: it
>> loops over a failure to sleep and fills up syslog with errors as long as
>> it's trying to sleep, pretty catastrophic, from a battery usage
>> perspective.
>>
>> I attach the two logs and am continuing my investigation. User now
>> reports situation is actually much worse than before the backports
>> upgrade: at least 5.7 was intermittent, now the crash is systematic.
>
> Relevant: booting into 4.19.132, from plain buster, doesn't reproduce
> the above failure to suspend. The machine suspends fine, and resumes,
> and the mouse even still works correctly.
>
> I wonder if this is a regression introduced in backports. But I could
> have sworn this was happening *before* I upgraded to the backported
> kernels...

And that is confirmed: it does happen in older kernels, just less
reliably.

a.

-- 
We know the road to freedom has always been stalked by death.
                        - Angela Davis

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#71221

FromAntoine Beaupré <anarcat@debian.org>
Date2021-05-04 21:20 +0200
Message-ID<Cb8Kl-69t-5@gated-at.bofh.it>
In reply to#71211
Another thing I should mention is that I accidentally (I swear) ended up
in memtest86 during some kernel switching tests, and figured I would let
that run. It found about a dozen errors in 10-20 minutes testing, so
there's also that: it could be a problem with the RAM.

That said, those are new modules I got on this laptop, and the problem
was happening before those were changed...

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