Dell Inspiron P74G, Kubuntu 19.04 Disco, kernel 5.0.0-13-generic.

I'm affected as well by this bug, with ~50 lines per minute of errors in
the syslog.

I noticed only recently the issue on my Kubuntu 18.04 LTS setup (say,
this October 2019). Since then I upgraded to 19.04, but with no
improvement. My errors in dmesg are of the same form as stated above,
with two recurring types of error statuses:

pcieport 0000:00:1c.4: AER: Corrected error received: 0000:00:1c.4
pcieport 0000:00:1c.4: PCIe Bus Error: severity=Corrected, type=Data Link 
Layer, (Transmitter ID)
pcieport 0000:00:1c.4:   device [8086:9d14] error status/mask=00001000/00002000
pcieport 0000:00:1c.4:    [12] Timeout

pcieport 0000:00:1c.4: AER: Corrected error received: 0000:00:1c.4
pcieport 0000:00:1c.4: PCIe Bus Error: severity=Corrected, type=Data Link 
Layer, (Transmitter ID)
pcieport 0000:00:1c.4:   device [8086:9d14] error status/mask=00003000/00002000
pcieport 0000:00:1c.4:    [12] Timeout

That pcie port is shown to be connected to the Atheros WiFi of the
laptop:

+-1c.4-[02]----00.0  Qualcomm Atheros QCA6174 802.11ac Wireless Network
Adapter

The output of lshw for it is:

        *-pci:1
             description: PCI bridge
             product: Sunrise Point-LP PCI Express Root Port #5
             vendor: Intel Corporation
             physical id: 1c.4
             bus info: pci@0000:00:1c.4
             version: f1
             width: 32 bits
             clock: 33MHz
             capabilities: pci pciexpress msi pm normal_decode bus_master 
cap_list
             configuration: driver=pcieport
             resources: irq:123 memory:d5000000-d51fffff
           *-network
                description: Wireless interface
                product: QCA6174 802.11ac Wireless Network Adapter
                vendor: Qualcomm Atheros
                physical id: 0
                bus info: pci@0000:02:00.0
                logical name: wlp2s0
                version: 32
                serial: [edited for privacy]
                width: 64 bits
                clock: 33MHz
                capabilities: pm msi pciexpress bus_master cap_list ethernet 
physical wireless
                configuration: broadcast=yes driver=ath10k_pci 
driverversion=5.0.0-13-generic firmware=RM.4.4.1.c2-00057-QCARMSWP-1 
ip=192.168.0.71 latency=0 link=yes multicast=yes wireless=IEEE 802.11
                resources: irq:131 memory:d5000000-d51fffff

I cannot find an APSM disable option in my BIOS setup.

A guy named Dennis E. Mungai digged into the issue last year (link
below), and his temporary fix (turning off the report bit for AER
Corrected errors) worked for me, without the need to turn off AER for
the whole system.

https://gist.github.com/Brainiarc7/3179144393747f35e5155fdbfd675554

I find interesting that for most of us this issue affects laptop WiFi
cards from different vendors.

-- 
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1521173

Title:
  AER: Corrected error received: id=00e0

Status in Linux:
  Unknown
Status in linux package in Ubuntu:
  Triaged
Status in linux source package in Xenial:
  Triaged

Bug description:
  WORKAROUND: add pci=noaer to your kernel command line:

  1) edit /etc/default/grub and and add pci=noaer to the line starting with 
GRUB_CMDLINE_LINUX_DEFAULT. It will look like this:
  GRUB_CMDLINE_LINUX_DEFAULT="quiet splash pci=noaer"
  2) run "sudo update-grub"
  3) reboot

  ----

  My dmesg gets completely spammed with the following messages appearing
  over and over again. It stops after one s3 cycle; it only happens
  after reboot.

  [ 5315.986588] pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0
  [ 5315.987249] pcieport 0000:00:1c.0: can't find device of ID00e0
  [ 5315.995632] pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0
  [ 5315.995664] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, 
type=Physical Layer, id=00e0(Receiver ID)
  [ 5315.995674] pcieport 0000:00:1c.0:   device [8086:9d14] error 
status/mask=00000001/00002000
  [ 5315.995683] pcieport 0000:00:1c.0:    [ 0] Receiver Error
  [ 5316.002772] pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0
  [ 5316.002811] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, 
type=Physical Layer, id=00e0(Receiver ID)
  [ 5316.002826] pcieport 0000:00:1c.0:   device [8086:9d14] error 
status/mask=00000001/00002000
  [ 5316.002838] pcieport 0000:00:1c.0:    [ 0] Receiver Error
  [ 5316.009926] pcieport 0000:00:1c.0: AER: Corrected error received: id=00e0
  [ 5316.009964] pcieport 0000:00:1c.0: PCIe Bus Error: severity=Corrected, 
type=Physical Layer, id=00e0(Receiver ID)
  [ 5316.009979] pcieport 0000:00:1c.0:   device [8086:9d14] error 
status/mask=00000001/00002000
  [ 5316.009991] pcieport 0000:00:1c.0:    [ 0] Receiver Error

  ProblemType: BugDistroRelease: Ubuntu 16.04
  Package: linux-image-4.2.0-19-generic 4.2.0-19.23 [modified: 
boot/vmlinuz-4.2.0-19-generic]
  ProcVersionSignature: Ubuntu 4.2.0-19.23-generic 4.2.6
  Uname: Linux 4.2.0-19-generic x86_64
  ApportVersion: 2.19.2-0ubuntu8
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/pcmC0D0c:   david      1502 F...m pulseaudio
   /dev/snd/controlC0:  david      1502 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Mon Nov 30 13:19:00 2015
  EcryptfsInUse: Yes
  HibernationDevice: RESUME=UUID=fe528b90-b4eb-4a20-82bd-6a03b79cfb14
  InstallationDate: Installed on 2015-11-28 (2 days ago)
  InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Alpha amd64 (20151127)
  MachineType: Dell Inc. Inspiron 13-7359
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-19-generic.efi.signed 
root=UUID=94d54f88-5d18-4e2b-960a-8717d6e618bb ro noprompt persistent quiet 
splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.2.0-19-generic N/A
   linux-backports-modules-4.2.0-19-generic  N/A
   linux-firmware                            1.153SourcePackage: linux
  UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev'
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 08/07/2015
  dmi.bios.vendor: Dell Inc.
  dmi.bios.version: 01.00.00
  dmi.board.name: 0NT3WX
  dmi.board.vendor: Dell Inc.
  dmi.board.version: A00
  dmi.chassis.type: 9
  dmi.chassis.vendor: Dell Inc.
  dmi.modalias: 
dmi:bvnDellInc.:bvr01.00.00:bd08/07/2015:svnDellInc.:pnInspiron13-7359:pvr:rvnDellInc.:rn0NT3WX:rvrA00:cvnDellInc.:ct9:cvr:
  dmi.product.name: Inspiron 13-7359
  dmi.sys.vendor: Dell Inc.

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