I've been getting a similar problem on a Leopard GP73-8RE laptop from MSI, on Ubuntu 20.04 as well as 19.10 and 18.04.
This is the message that spammed in my system journal, causing it to inflate very rapidly to ludicrous proportions: 22:36:51 kernel: alx 0000:03:00.0: AER: [ 7] BadDLLP 22:36:51 kernel: alx 0000:03:00.0: AER: device [1969:e0a1] error status/mask=00000080/00002000 22:36:51 kernel: alx 0000:03:00.0: AER: PCIe Bus Error: severity=Corrected, type=Data Link Layer, (Receiver ID) I tried the following kernel parameters: -`pci=nomsi`: this also disabls removable devices... not an option. -`pci=noaer` : disables advanced error reporting without fixing the errors themselves. It works insofar as it suppresses the message flood. However, this is akin to "shooting the messenger": it also prevents troubleshooting other, potentially more serious, errors that won't be reported as well. Plus, letting errors occur continuously might not be the optimal solution, even though these errors are apparently getting corrected. -`pci=nommconf`: this gets rid of the errors, and so far hasn't had any undesirable side effect. I'll report back if I notice any. Someone on reddit has also suggested `pcie_aspm=off` : https://www.reddit.com/r/linuxquestions/comments/g8pbku/any_undesirable_side_effects_of_pcinommconf/foq8eut/ But I haven't tried it myself. -- 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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