Kernel panics after upgrading system from RHEL6.3 to RHEL6.4 with error message `No root device "block:/dev/mapper/rootvg-root_lv" found`

Solution Verified - Updated -

Issue

  • Upgraded RHEL6.3 to 6.4 and latest kernel installed was 2.6.32-358.18.1.el6.x86_64.
  • System is not bootable with kernel-2.6.32-358.18.1.el6.x86_64. It shows the following messages before panic.
dracut Warning: No root device "block:/dev/mapper/rootvg-root_lv" found

dracut Warning: LVM rootvg/swap_lv not found
dracut Warning: LVM rootvg/root_lv not found

dracut Warning: Boot has failed. To debug this issue add "rdshell" to the kernel command line.

dracut Warning: Signal caught!
dracut Warning: LVM rootvg/swap_lv not found
dracut Warning: LVM rootvg/root_lv not found

dracut Warning: Boot has failed. To debug this issue add "rdshell" to the kernel command line.
Kernel panic - not syncing: Attempt to kill init!
Pid: 1, comm: init Not tainted 2.6.32-358.18.1.el6.x86_64 #1
Call Trace:

Environment

  • Red Hat Enterprise Linux 6.4

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