The Dell XPS 13 shows subtly different info when debugging the TPM status (below), but the same behaviour - boots with your patch only with TPM Off, out of Memory with TPM On (+ Enabled or Disabled) Hello! TPM 2.0 HashAlgorithmBitmap 0x7 TPMPresentFlag 0x1 NumberOfPcrBanks 0x3 ActivePcrBanks 0x3