"IMA: No TPM chip found, activating TPM-bypass!" in dmesg logs

Solution Verified - Updated -

Issue

  • Trusted Platform Module (TPM) chip was not found, following logs were reported in the dmesg.

    # grep -i tpm /var/log/dmesg
    [    0.000000] ACPI: TPM2 000000008cfef000 00034 (v03 HPQOEM INSYDE   00000000 HP   00040000)
    [    1.037864] IMA: No TPM chip found, activating TPM-bypass! (rc=-19)
    
  • May be accompanied by the following:

    [    0.842841] tpm_crb: probe of <tpm-device> failed with error ###
    

Environment

  • Red Hat Enterprise Linux 9
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 7
  • Trusted Platform Module v2.0 (TPM 2.0)

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