Public bug reported:

systemctl suspend stopped working successfully.

The error message from journalctl -r is:

Oct 17 17:26:27 jeanna-pc kernel: PM: Device i2c-ELAN0001:00 failed to suspend: 
error -16
Oct 17 17:26:27 jeanna-pc kernel: PM: dpm_run_callback(): 
acpi_subsys_suspend+0x0/0x60 returns -16
Oct 17 17:26:27 jeanna-pc kernel: printk: Suspending console(s) (use 
no_console_suspend to debug)
Oct 17 17:26:27 jeanna-pc kernel: Freezing remaining freezable tasks ... 
(elapsed 0.300 seconds) done.

This can be fixed with:

echo i2c-ELAN0001:00 >/sys/bus/i2c/drivers/elants_i2c/unbind

After this, systemctl suspend works again.

After the next reboot, this situation repeats again.

(Offtopic: As concerns the touchpad on this new Lenovo laptop, it never
worked after Ubuntu installation -- with the default kernel or this one,
no matter which one.)

ProblemType: Bug
DistroRelease: Ubuntu 20.04
Package: linux-image-unsigned-5.6.0-1021-oem 5.6.0-1021.21
ProcVersionSignature: Ubuntu 5.6.0-1021.21-oem 5.6.19
Uname: Linux 5.6.0-1021-oem x86_64
ApportVersion: 2.20.11-0ubuntu27.9
Architecture: amd64
CasperMD5CheckResult: skip
CurrentDesktop: ubuntu:GNOME
Date: Sat Oct 17 17:53:01 2020
InstallationDate: Installed on 2020-08-03 (74 days ago)
InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
ProcEnviron:
 TERM=xterm-256color
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=ru_RU.UTF-8
 SHELL=/bin/bash
SourcePackage: linux-oem-5.6
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: linux-oem-5.6 (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug focal

** Bug watch added: Linux Kernel Bug Tracker #207759
   https://bugzilla.kernel.org/show_bug.cgi?id=207759

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux-oem-5.6 in Ubuntu.
https://bugs.launchpad.net/bugs/1900254

Title:
  fails to suspend unless I unbind a device from elants_i2c driver

Status in linux-oem-5.6 package in Ubuntu:
  New

Bug description:
  systemctl suspend stopped working successfully.

  The error message from journalctl -r is:

  Oct 17 17:26:27 jeanna-pc kernel: PM: Device i2c-ELAN0001:00 failed to 
suspend: error -16
  Oct 17 17:26:27 jeanna-pc kernel: PM: dpm_run_callback(): 
acpi_subsys_suspend+0x0/0x60 returns -16
  Oct 17 17:26:27 jeanna-pc kernel: printk: Suspending console(s) (use 
no_console_suspend to debug)
  Oct 17 17:26:27 jeanna-pc kernel: Freezing remaining freezable tasks ... 
(elapsed 0.300 seconds) done.

  This can be fixed with:

  echo i2c-ELAN0001:00 >/sys/bus/i2c/drivers/elants_i2c/unbind

  After this, systemctl suspend works again.

  After the next reboot, this situation repeats again.

  (Offtopic: As concerns the touchpad on this new Lenovo laptop, it
  never worked after Ubuntu installation -- with the default kernel or
  this one, no matter which one.)

  ProblemType: Bug
  DistroRelease: Ubuntu 20.04
  Package: linux-image-unsigned-5.6.0-1021-oem 5.6.0-1021.21
  ProcVersionSignature: Ubuntu 5.6.0-1021.21-oem 5.6.19
  Uname: Linux 5.6.0-1021-oem x86_64
  ApportVersion: 2.20.11-0ubuntu27.9
  Architecture: amd64
  CasperMD5CheckResult: skip
  CurrentDesktop: ubuntu:GNOME
  Date: Sat Oct 17 17:53:01 2020
  InstallationDate: Installed on 2020-08-03 (74 days ago)
  InstallationMedia: Ubuntu 20.04 LTS "Focal Fossa" - Release amd64 (20200423)
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=ru_RU.UTF-8
   SHELL=/bin/bash
  SourcePackage: linux-oem-5.6
  UpgradeStatus: No upgrade log present (probably fresh install)

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/linux-oem-5.6/+bug/1900254/+subscriptions

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