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** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1849724

Title:
  Thinkpad T470s failure to suspend

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  Since upgrading to Ubuntu 19.10, my Thinkpad T470s sometimes refuses
  to suspend.  This *appears* to happen if I've previously suspended it
  since the last full reboot, though it's hard to be sure that this is
  always the case. When it fails to suspend, the following is logged to
  kern.log:

  Oct 24 12:09:42 localhost kernel: [15809.059931] Filesystems sync: 0.010 
seconds
  Oct 24 12:09:42 localhost kernel: [15809.060368] Freezing user space 
processes ... (elapsed 0.004 seconds) done.
  Oct 24 12:09:42 localhost kernel: [15809.065301] OOM killer disabled.
  Oct 24 12:09:42 localhost kernel: [15809.065302] Freezing remaining freezable 
tasks ... (elapsed 0.001 seconds) done.
  Oct 24 12:09:42 localhost kernel: [15809.066938] printk: Suspending 
console(s) (use no_console_suspend to debug)
  Oct 24 12:09:42 localhost kernel: [15809.947126] e1000e: EEE TX LPI TIMER: 
00000011
  Oct 24 12:09:42 localhost kernel: [15809.954275] PM: pci_pm_suspend(): 
e1000e_pm_suspend+0x0/0x60 [e1000e] returns -2
  Oct 24 12:09:42 localhost kernel: [15809.954277] PM: dpm_run_callback(): 
pci_pm_suspend+0x0/0x150 returns -2
  Oct 24 12:09:42 localhost kernel: [15809.954278] PM: Device 0000:00:1f.6 
failed to suspend async: error -2
  Oct 24 12:09:42 localhost kernel: [15809.989504] PM: Some devices failed to 
suspend, or early wake event detected
  Oct 24 12:09:42 localhost kernel: [15810.747730] psmouse serio1: synaptics: 
queried max coordinates: x [..5676], y [..4762]
  Oct 24 12:09:42 localhost kernel: [15810.782411] psmouse serio1: synaptics: 
queried min coordinates: x [1266..], y [1094..]
  Oct 24 12:09:42 localhost kernel: [15810.893760] OOM killer enabled.
  Oct 24 12:09:42 localhost kernel: [15810.893761] Restarting tasks ... 
  Oct 24 12:09:42 localhost kernel: [15810.899483] mei_hdcp 
mei::b638ab7e-94e2-4ea2-a552-d1c54b627f04:01: bound 0000:00:02.0 (ops
   i915_hdcp_component_ops [i915])
  Oct 24 12:09:42 localhost kernel: [15810.907488] done.
  Oct 24 12:09:42 localhost kernel: [15810.909513] thermal thermal_zone2: 
failed to read out thermal zone (-61)
  Oct 24 12:09:42 localhost kernel: [15810.946024] PM: suspend exit
  Oct 24 12:09:42 localhost kernel: [15811.200265] [drm] Reducing the 
compressed framebuffer size. This may lead to less power sa
  vings than a non-reduced-size. Try to increase stolen memory size if 
available in BIOS.

  This looks to me like a bug in the Intel ethernet driver. In dmesg, on
  boot I see the following ethernet driver loaded:

  [    0.674440] e1000e: Intel(R) PRO/1000 Network Driver - 3.2.6-k

  ProblemType: Bug
  DistroRelease: Ubuntu 19.10
  Package: linux-image-5.3.0-19-generic 5.3.0-19.20
  ProcVersionSignature: Ubuntu 5.3.0-19.20-generic 5.3.1
  Uname: Linux 5.3.0-19-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair
  ApportVersion: 2.20.11-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  alistair   2060 F.... pulseaudio
  CurrentDesktop: Unity:Unity7:ubuntu
  Date: Thu Oct 24 15:51:11 2019
  InstallationDate: Installed on 2017-08-16 (798 days ago)
  InstallationMedia: Ubuntu 17.04 "Zesty Zapus" - Release amd64 (20170412)
  Lsusb:
   Bus 002 Device 002: ID 0bda:0316 Realtek Semiconductor Corp. USB3.0-CRW
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 5986:111c Acer, Inc Integrated Camera
   Bus 001 Device 002: ID 8087:0a2b Intel Corp. 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: LENOVO 20HFCTO1WW
  ProcFB: 0 i915drmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-5.3.0-19-generic 
root=UUID=c023de63-612b-4367-874e-b3c987874f56 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-5.3.0-19-generic N/A
   linux-backports-modules-5.3.0-19-generic  N/A
   linux-firmware                            1.183
  SourcePackage: linux
  UpgradeStatus: Upgraded to eoan on 2019-10-04 (20 days ago)
  dmi.bios.date: 08/30/2019
  dmi.bios.vendor: LENOVO
  dmi.bios.version: N1WET56W (1.35 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 20HFCTO1WW
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Defined
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: None
  dmi.modalias: 
dmi:bvnLENOVO:bvrN1WET56W(1.35):bd08/30/2019:svnLENOVO:pn20HFCTO1WW:pvrThinkPadT470s:rvnLENOVO:rn20HFCTO1WW:rvrNotDefined:cvnLENOVO:ct10:cvrNone:
  dmi.product.family: ThinkPad T470s
  dmi.product.name: 20HFCTO1WW
  dmi.product.sku: LENOVO_MT_20HF_BU_Think_FM_ThinkPad T470s
  dmi.product.version: ThinkPad T470s
  dmi.sys.vendor: LENOVO

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