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apport-collect 1838993

and then change the status of the bug to 'Confirmed'.

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This change has been made by an automated script, maintained by the
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** Changed in: linux (Ubuntu)
       Status: New => Incomplete

** Tags added: bionic

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https://bugs.launchpad.net/bugs/1838993

Title:
  Suspend immediately resumes on Ubuntu 18.04.2

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  Recently my Lenovo ThinkPad W540 laptop has been unable to suspend
  correctly. It immediately wakes up after going through all the usual
  steps of turning off the screens, USB devices etc.

  I'm using the UI to suspend by left-clicking and holding the power off
  button until it turns into a pause button, and then I left-click that
  button. The laptop is docked with two monitors connected and the lid
  is open (although the laptop screen is not used) when I attempt to
  suspend it.

  This used to work until recently. BIOS has not been touched or
  upgraded.

  
  Log excerpt:

  ...
  Aug  5 16:53:10 taisph-ThinkPad-W540 kernel: [24052.156787] PM: suspend entry 
(deep)
  Aug  5 16:53:10 taisph-ThinkPad-W540 kernel: [24052.156789] PM: Syncing 
filesystems ... done.
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.015094] rfkill: input 
handler enabled
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.320163] Freezing user 
space processes ... (elapsed 0.003 seconds) done.
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.323453] OOM killer 
disabled.
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.323453] Freezing 
remaining freezable tasks ... (elapsed 0.001 seconds) done.
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.325130] Suspending 
console(s) (use no_console_suspend to debug)
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.469224] sd 0:0:0:0: [sda] 
Synchronizing SCSI cache
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.469297] sd 5:0:0:0: [sdb] 
Synchronizing SCSI cache
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.469449] sd 5:0:0:0: [sdb] 
Stopping disk
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.470686] sd 0:0:0:0: [sda] 
Stopping disk
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24053.669512] e1000e: EEE TX 
LPI TIMER: 00000011
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24054.969605] ACPI: EC: 
interrupt blocked
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.009441] ACPI: Preparing 
to enter system sleep state S3
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.013106] ACPI: EC: event 
blocked
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.013107] ACPI: EC: EC 
stopped
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.013107] PM: Saving 
platform NVS memory
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.013124] Disabling 
non-boot CPUs ...
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.029590] IRQ 30: no longer 
affine to CPU1
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.030620] smpboot: CPU 1 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.054769] smpboot: CPU 2 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.077811] IRQ 16: no longer 
affine to CPU3
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.077819] IRQ 29: no longer 
affine to CPU3
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.078828] smpboot: CPU 3 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.102970] smpboot: CPU 4 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.125889] IRQ 23: no longer 
affine to CPU5
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.125901] IRQ 32: no longer 
affine to CPU5
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.126914] smpboot: CPU 5 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.154299] IRQ 27: no longer 
affine to CPU6
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.155323] smpboot: CPU 6 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.181669] IRQ 26: no longer 
affine to CPU7
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.182697] smpboot: CPU 7 is 
now offline
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.186538] ACPI: Low-level 
resume complete
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.186589] ACPI: EC: EC 
started
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.186590] PM: Restoring 
platform NVS memory
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.189175] Enabling non-boot 
CPUs ...
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.189259] x86: Booting SMP 
configuration:
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.189260] smpboot: Booting 
Node 0 Processor 1 APIC 0x1
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.189761]  cache: parent 
cpu1 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.190157] CPU1 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.190185] smpboot: Booting 
Node 0 Processor 2 APIC 0x2
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.191927]  cache: parent 
cpu2 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.192148] CPU2 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.192171] smpboot: Booting 
Node 0 Processor 3 APIC 0x3
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.192593]  cache: parent 
cpu3 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.192828] CPU3 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.192852] smpboot: Booting 
Node 0 Processor 4 APIC 0x4
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.194610]  cache: parent 
cpu4 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.194875] CPU4 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.194913] smpboot: Booting 
Node 0 Processor 5 APIC 0x5
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.195343]  cache: parent 
cpu5 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.195624] CPU5 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.195648] smpboot: Booting 
Node 0 Processor 6 APIC 0x6
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.197413]  cache: parent 
cpu6 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.197723] CPU6 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.197749] smpboot: Booting 
Node 0 Processor 7 APIC 0x7
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.198177]  cache: parent 
cpu7 should not be sleeping
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.198998] CPU7 is up
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.219592] ACPI: Waking up 
from system sleep state S3
  Aug  5 16:53:23 taisph-ThinkPad-W540 kernel: [24055.228039] ACPI: EC: 
interrupt unblocked
  ...

  $ lsb_release -rd
  Description:    Ubuntu 18.04.2 LTS
  Release:        18.04

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