[Bug 1896888] Re: Can't boot into system after installing newer version of intel-microcode

[Launchpad Bug Tracker]

Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: intel-microcode (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1896888

Title:
  Can't boot into system after installing newer version of intel-
  microcode

Status in intel-microcode package in Ubuntu:
  Confirmed

Bug description:
  [Summary]
  Can't boot into system after installing newer version of intel-microcode at the first time reboot.
  If force power off then power on again, machine can boot and reboot normally.
  original package version is intel-microcode 3.20180425.
  newer package version is intel-microcode 3.20200609.

  [Reproduce Steps]
  1.Install OS from ubuntu-18.04.1-desktop-amd64.iso and Don't select "download updates while installing" option.
  2.Run apt update.
  2.Run apt install intel-microcode.
  5.Run reboot.

  [Results]
  Expected:Boot into desktop.
  Actual:Only see text "boot in insecure mode" then jump to black screen and no response even press ctrl+alt+del.

  [Additional Information]
  Base image:ubuntu-18.04.1-desktop-amd64
  Product Name:Dell XPS 15 9550
  BIOS Version:1.2.21
  Kernel Version:4.15.0-118-generic
  CPU:Intel i7-6700HQ
  RAM:16GB
  GPU:Intel Corp. - 8086:191b, nVidia - 10de:139b

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