[Bug 1456911] Re: Ubuntu installation/update-grub fail on specific BIOS

[Mathieu Trudel-Lapierre]

This is fixed in Debian git now; we'll get the fix with the next upload.
Setting to Fix Committed.

** Changed in: grub2 (Ubuntu)
       Status: In Progress => Fix Committed

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Title:
  Ubuntu installation/update-grub fail on specific BIOS

Status in grub2 package in Ubuntu:
  Fix Committed

Bug description:
  Some new Bios would like to support the new feature,capsule update,  on UEFI spec. 2.4b.
  So the UEFI variable OsIndicationsSupported will be set as 0x1F on Bios, this causes the update-grub fail, also Ubuntu installation fail.

  $ sudo update-grub
  Generating grub configuration file ...
  Warning: Setting GRUB_TIMEOUT to a non-zero value when GRUB_HIDDEN_TIMEOUT is set is no longer supported.
  Found linux image: /boot/vmlinuz-3.19.0-16-generic
  Found initrd image: /boot/initrd.img-3.19.0-16-generic
  Found linux image: /boot/vmlinuz-3.19.0-15-generic
  Found initrd image: /boot/initrd.img-3.19.0-15-generic
  /etc/grub.d/30_uefi-firmware: 34: /etc/grub.d/30_uefi-firmware: arithmetic expression: expecting EOF: " 1f & 1 "
  ~

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