[Bug 1846151] Re: cannot boot into OS if install with lvm and encryption

[Scott Hu]

** Attachment added: "log.zip"
   https://bugs.launchpad.net/ubuntu/+source/plymouth/+bug/1846151/+attachment/5292994/+files/log.zip

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Title:
  cannot boot into OS if install with lvm and encryption

Status in plymouth package in Ubuntu:
  New

Bug description:
  Image: 19.10 beta – http://cdimage.ubuntu.com/daily-live/20190926.1/eoan-desktop-amd64.iso
  Device: Dell Precision 5540 (201904-26937)

  1. Install Ubuntu 19.10.
  2. Check 'Encrypt the new Ubuntu Installation for security' and 'Use LVM with the new Ubuntu Installation'
  3. Check 'Overwrite empty disk space' in the next
  4. Complete the installation and restart the device.
  5. Sreen goes blank without splash screen
  6. Screen still goes blank without splash screen after grub even though restart the system

  Note:
  system can boot normally seldom, the pass rate lower than 1/10

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