AER: Uncorrected (Non-Fatal) error received: Device ID on kernel-4.18.0-477.21.1.el8_8

Solution Unverified - Updated -

Issue

  • On kernel-4.18.0-477.21.1.el8_8 or later, the PCIe AER (Advanced Error Reporting) subsystem reports frequent errors in the logs. These errors are related to Uncorrected (Non-Fatal) errors received by the PCIe port.
[    1.567383] pcieport 10000:e0:06.0: AER: Uncorrected (Non-Fatal) error received: 10000:00:06.0
[    1.567393] pcieport 10000:e0:06.0: PCIe Bus Error: severity=Uncorrected (Non-Fatal), type=Transaction Layer, (Requester ID)
[    1.567395] pcieport 10000:e0:06.0:   device [8086:a74d] error status/mask=00100000/00010000
[    1.567398] pcieport 10000:e0:06.0:    [20] UnsupReq               (First)
[    1.567399] pcieport 10000:e0:06.0: AER:   TLP Header: 34000000 e1000010 88458845 00000000
[    1.567402] pci 10000:e1:00.0: AER: can't recover (no error_detected callback)
[    1.567405] pcieport 10000:e0:06.0: AER: device recovery failed        <<<----

[    4.511740] pcieport 10000:e0:06.0: AER: Uncorrected (Non-Fatal) error received: 10000:00:06.0
[    4.516363] pcieport 10000:e0:06.0: PCIe Bus Error: severity=Uncorrected (Non-Fatal), type=Transaction Layer, (Requester ID)
[    4.521075] pcieport 10000:e0:06.0:   device [8086:a74d] error status/mask=00100000/00010000
[    4.525791] pcieport 10000:e0:06.0:    [20] UnsupReq               (First)
[    4.530483] pcieport 10000:e0:06.0: AER:   TLP Header: 34000000 e1000010 88458845 00000000
[    4.530554] pcieport 10000:e0:06.0: AER: device recovery successful       <<<----

Environment

  • Red Hat Enterprise Linux 8.8
  • Intel VMD NVMe RAID controller
  • NVM Express device.

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