When booting RHEL 7.5 and specifying a reduced cpu count with the nr_cpus boot parameter will produce an error

Solution In Progress - Updated -

Issue

  • When booting and specifying a reduced CPU count with the nr_cpus boot
    parameter, an instance of this message will be output for each unused logical
    CPU:
bdx_uncore: probe of 0000:3f:0b.1 failed with error -22
  • Note: The PCI address will vary for each instance of the message.

Environment

  • Red Hat Enterprise Linux
  • Intel Broadwell CPU.

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