[Bug 1845289] Re: Grub EFI amd64 no longer start EFI/Microsoft/Boot/bootmgfw.efi

[Jay Tuckey]

@brian-murray I have 2.04-1ubuntu9 installed, as well as these extras:

~> sudo apt list --installed '*grub*'
Listing... Done
grub-common/eoan,now 2.04-1ubuntu9 amd64 [installed]
grub-efi-amd64-bin/eoan,now 2.04-1ubuntu9 amd64 [installed,automatic]
grub-efi-amd64-signed/eoan,now 1.125+2.04-1ubuntu9 amd64 [installed]
grub-gfxpayload-lists/eoan,now 0.7 amd64 [installed]
grub-pc-bin/eoan,now 2.04-1ubuntu9 amd64 [installed]
grub-pc/eoan,now 2.04-1ubuntu9 amd64 [installed]
grub2-common/eoan,now 2.04-1ubuntu9 amd64 [installed]

I've included some extra info below, please let me know if you need any
further info or want me to test anything.


Here is my machine info:
~> inxi -F
System:    Host: jay-alien-ubu Kernel: 5.3.0-13-generic x86_64 bits: 64 Desktop: KDE Plasma 5.16.5 
           Distro: Ubuntu 19.10 (Eoan Ermine) 
Machine:   Type: Desktop System: Alienware product: ASM100 v: N/A serial: <root required> 
           Mobo: Dell model: 03V3TG v: A00 serial: <root required> UEFI: Alienware v: A07 date: 06/12/2018 
CPU:       Topology: Dual Core model: Intel Core i3-4130T bits: 64 type: MT MCP L2 cache: 3072 KiB 
           Speed: 1097 MHz min/max: 800/2900 MHz Core speeds (MHz): 1: 1097 2: 1097 3: 1098 4: 1098 
Graphics:  Device-1: NVIDIA GM107M [GeForce GTX 860M] driver: nvidia v: 435.21 
           Display: x11 server: X.Org 1.20.5 driver: nvidia unloaded: fbdev,modesetting,nouveau,vesa 
           resolution: 1680x1050~60Hz 
           OpenGL: renderer: GeForce GPU/PCIe/SSE2 v: 4.6.0 NVIDIA 435.21 
Audio:     Device-1: Intel 8 Series/C220 Series High Definition Audio driver: snd_hda_intel 
           Device-2: NVIDIA driver: snd_hda_intel 
           Device-3: Kingston type: USB driver: hid-generic,snd-usb-audio,usbhid 
           Sound Server: ALSA v: k5.3.0-13-generic 
Network:   Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet driver: r8169 
           IF: enp3s0 state: up speed: 1000 Mbps duplex: full mac: 98:90:96:a3:d9:75 
           Device-2: Intel Wireless 3160 driver: iwlwifi 
           IF: wlp4s0 state: down mac: 34:de:1a:37:86:24 
Drives:    Local Storage: total: 931.51 GiB used: 391.01 GiB (42.0%) 
           ID-1: /dev/sda vendor: Samsung model: SSD 860 EVO 1TB size: 931.51 GiB 
Partition: ID-1: / size: 468.35 GiB used: 390.97 GiB (83.5%) fs: ext4 dev: /dev/sda2 
Sensors:   System Temperatures: cpu: 44.0 C mobo: N/A gpu: nvidia temp: 36 C 
           Fan Speeds (RPM): N/A 
Info:      Processes: 274 Uptime: 3m Memory: 11.65 GiB used: 1.90 GiB (16.3%) Shell: fish inxi: 3.0.36 

Running update-grub gives me:
~> sudo update-grub
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.3.0-13-generic
Found initrd image: /boot/initrd.img-5.3.0-13-generic
Found linux image: /boot/vmlinuz-5.3.0-12-generic
Found initrd image: /boot/initrd.img-5.3.0-12-generic
Found Windows Boot Manager on /dev/sda1@/EFI/Microsoft/Boot/bootmgfw.efi
Adding boot menu entry for EFI firmware configuration
done

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https://bugs.launchpad.net/bugs/1845289

Title:
  Grub EFI amd64 no longer start EFI/Microsoft/Boot/bootmgfw.efi

Status in grub2 package in Ubuntu:
  Confirmed
Status in grub2 source package in Eoan:
  Confirmed

Bug description:
  On a dual boot computer with Windows 10 Pro and Ubuntu 19.10, since a
  month, Grub was unable to boot Windows 10. Hitting the Windows entry
  line give me a 0.1s black screen and get me back to Grub Menu.

  sudo update-grub give me :

  Sourcing file `/etc/default/grub'
  Sourcing file `/etc/default/grub.d/init-select.cfg'
  Generating grub configuration file ...
  Found linux image: /boot/vmlinuz-5.3.0-10-generic
  Found initrd image: /boot/initrd.img-5.3.0-10-generic
  Found Windows Boot Manager on /dev/sda1@/EFI/Microsoft/Boot/bootmgfw.efi
  Adding boot menu entry for EFI firmware configuration
  done

  ProblemType: Bug
  DistroRelease: Ubuntu 19.10
  Package: grub-efi-amd64 2.04-1ubuntu5
  ProcVersionSignature: Ubuntu 5.3.0-10.11-generic 5.3.0-rc8
  Uname: Linux 5.3.0-10-generic x86_64
  ApportVersion: 2.20.11-0ubuntu7
  Architecture: amd64
  CurrentDesktop: ubuntu:GNOME
  Date: Wed Sep 25 08:01:05 2019
  ProcEnviron:
   TERM=xterm-256color
   PATH=(custom, no user)
   XDG_RUNTIME_DIR=<set>
   LANG=fr_FR.UTF-8
   SHELL=/bin/bash
  SourcePackage: grub2
  UpgradeStatus: Upgraded to eoan on 2018-11-14 (314 days ago)

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