When trying to deploy an image built from the RHEL7.6 QCOW2, the image fails to boot.
The issue is that the double-quotes are in the wrong spot in the
GRUB_CMDLINE_LINUX as such, everything after
crashkernel=auto" is taken as a command instead of a CMDLINE argument.
Red Hat OpenStack Platform 13
Red Hat Enterprise Linux 7.6
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