RHV VM pauses due to 'qemu-kvm' getting EINVAL on i/o to a direct lun with scsi passthrough enabled

Solution In Progress - Updated -

Issue

  • A RHV VM with a virtio-scsi direct lun configured with scsi passthrough, privileged i/o and scsi reservation enabled paused when a third-party script was executed.

Environment

  • Red Hat Virtualization (RHV) 4.4.4
  • Red Hat Enterprise Linux (RHEL) 8.3 host;
    • kernel-4.18.0-240.10.1.el8_3.x86_64
    • qemu-kvm-5.1.0-14.module+el8.3.0+8790+80f9c6d8.1.x86_64

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