XFS filesystem deadlock while creating a new file on RHEL

Solution Unverified - Updated -

Issue

  • Yum update stuck at grubby process when upgrading kernel.
    All attempts to access to the /boot filesystem hang and can only be worked around by restarting.

Environment

  • Red Hat Enterprise Linux 7
  • Seen on kernel-3.10.0-514.el7.x86_64 / kernel-3.10.0-693.el7

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