VMs pause randomly and "KVM: entry failed, hardware error 0xN" is reported

Solution Verified - Updated -

Issue

  • VMs pause randomly.

  • KVM reports hardware error in qemu logs, e.g.

KVM: entry failed, hardware error 0x4
  • Running Hardware Diagnostics doesn't indicate any hardware problem.

Environment

  • Red Hat Enterprise Linux (RHEL) 7.x

  • This was seen on a RHEL/KVM platform, but could also occur on a Red Hat Virtualization (RHV) host.

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