This bug is missing log files that will aid in diagnosing the problem.
While running an Ubuntu kernel (not a mainline or third-party kernel)
please enter the following command in a terminal window:

apport-collect 1991220

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

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

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

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https://bugs.launchpad.net/bugs/1991220

Title:
  "dpc: probe of 0000:00:10.0:pcie010 failed with error -524" errors are
  found in Ubuntu18.04.6

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  1. Power on SUT and install Ubuntu 18.04.6 
(ubuntu-18.04.6-live-server-amd64.iso)
  2. Boot into OS then run dmesg to check if there are unexpected errors or 
warnings. (=> failed, there are dpc errors in dmesg:
  [    1.178079] dpc: probe of 0000:00:10.0:pcie010 failed with error -524
  [    1.178083] dpc: probe of 0000:00:11.0:pcie010 failed with error -524
  [    1.178087] dpc: probe of 0000:00:12.0:pcie010 failed with error -524
  [    1.178090] dpc: probe of 0000:00:13.0:pcie010 failed with error -524
  [    1.178094] dpc: probe of 0000:00:14.0:pcie010 failed with error -524
  [    1.178097] dpc: probe of 0000:15:02.0:pcie010 failed with error -524
  [    1.178101] dpc: probe of 0000:8c:02.0:pcie010 failed with error -524
  [    1.178104] dpc: probe of 0000:8c:03.0:pcie010 failed with error -524
  [    1.178108] dpc: probe of 0000:8c:04.0:pcie010 failed with error -524
  [    1.178111] dpc: probe of 0000:8c:05.0:pcie010 failed with error -524 
  )

  Expected behaviors: 
  2. There are no unexpected errors or warnings in dmesg.

  Current behaviors: 
  2. Tthere are dpc errors in dmesg:
  [    1.178079] dpc: probe of 0000:00:10.0:pcie010 failed with error -524
  [    1.178083] dpc: probe of 0000:00:11.0:pcie010 failed with error -524
  [    1.178087] dpc: probe of 0000:00:12.0:pcie010 failed with error -524
  [    1.178090] dpc: probe of 0000:00:13.0:pcie010 failed with error -524
  [    1.178094] dpc: probe of 0000:00:14.0:pcie010 failed with error -524
  [    1.178097] dpc: probe of 0000:15:02.0:pcie010 failed with error -524
  [    1.178101] dpc: probe of 0000:8c:02.0:pcie010 failed with error -524
  [    1.178104] dpc: probe of 0000:8c:03.0:pcie010 failed with error -524
  [    1.178108] dpc: probe of 0000:8c:04.0:pcie010 failed with error -524
  [    1.178111] dpc: probe of 0000:8c:05.0:pcie010 failed with error -524 

  
  Hardware information:
  Server MTM: SE350/360 V2 Hakuba (Icelake -D)
  OS installed: ubuntu-18.04.6-live-server-amd64
  BMC Version: 0.90 (Build ID: USX313E)
  UEFI Version: 1.10 (Build ID: IYE101N)
  LXPM Version: 4.00 (Build ID: EAL103Y)
  CPU: Intel(R) Xeon(R) D-2775TE CPU @ 2.00GHz
  DIMM: ThinkSystem 32GB TruDDR4 3200 MHz (2Rx4 1.2V) RDIMM - SAM*1
  IO Config:
  I/O Board: 25Gb/10Gb I/O Board
  RAID: NA
  NIC: uptech usb rj45
  Storage:
  M.2 SSD: ThinkSystem M.2 7450P 960GB Read Intensive NVMe PCIe 4.0 x4 NHS SSD, 
2280*2
  PSU: Mean Well SE-600-48 600W/48V

  
  Debug information:
  1. Double confirm with 20.04.5 and 22.04 and there are no this errors in 
those two Ubuntu OS.

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