What is the meaning "Failed status, reset controller" by NVMe driver

Solution Unverified - Updated -

Issue

  • The following message are logged in /var/log/messages:
kernel: nvme 0000:06:00.0: Failed status, reset controller
kernel: nvme 0000:06:00.0: PCI INT A disabled
kernel: nvme 0000:06:00.0: Cancelling I/O 0 QID 20

Environment

  • Red Hat Enterprise Linux 6
  • NVMe driver

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