[Bug 1720197] Re: Every second(?) boot fails to display anything [MSHYBRID mode]

[Mathieu Trudel-Lapierre]

Is this still reproducible? We have changed the default gfx mode to stay
"text" on EFI.

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Title:
  Every second(?) boot fails to display anything [MSHYBRID mode]

Status in grub2 package in Ubuntu:
  New
Status in linux package in Ubuntu:
  Incomplete

Bug description:
  When this laptop's firmware is set to MSHYBRID mode (intel/nvidia
  switchable graphics) it seems that every second boot it fails to
  display anything.

  This appears to be regardless of whether or not I enter the grub menu.

  ProblemType: Bug
  DistroRelease: Ubuntu 17.10
  Package: linux-image-4.13.0-12-generic 4.13.0-12.13
  ProcVersionSignature: Ubuntu 4.13.0-12.13-generic 4.13.3
  Uname: Linux 4.13.0-12-generic x86_64
  NonfreeKernelModules: zfs zunicode zavl zcommon znvpair
  ApportVersion: 2.20.7-0ubuntu1
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  chris      3020 F.... pulseaudio
  CurrentDesktop: GNOME
  Date: Thu Sep 28 13:41:53 2017
  InstallationDate: Installed on 2017-09-20 (8 days ago)
  InstallationMedia: Ubuntu-GNOME 17.10 "Artful Aardvark" - Alpha amd64 (20170919)
  Lsusb:
   Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
   Bus 001 Device 003: ID 8087:0a2b Intel Corp. 
   Bus 001 Device 002: ID 1c7a:0603 LighTuning Technology Inc. 
   Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
  MachineType: System76 Oryx Pro
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-4.13.0-12-generic.efi.signed root=ZFS=rpool/system ro
  RelatedPackageVersions:
   linux-restricted-modules-4.13.0-12-generic N/A
   linux-backports-modules-4.13.0-12-generic  N/A
   linux-firmware                             1.168
  SourcePackage: linux
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 02/20/2017
  dmi.bios.vendor: American Megatrends Inc.
  dmi.bios.version: 1.05.02dRSA1 02/20/2017
  dmi.board.asset.tag: Tag 12345
  dmi.board.name: Oryx Pro
  dmi.board.vendor: System76
  dmi.board.version: oryp3-ess
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: System76
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1.05.02dRSA102/20/2017:bd02/20/2017:svnSystem76:pnOryxPro:pvroryp3-ess:rvnSystem76:rnOryxPro:rvroryp3-ess:cvnSystem76:ct10:cvrN/A:
  dmi.product.family: Not Applicable
  dmi.product.name: Oryx Pro
  dmi.product.version: oryp3-ess
  dmi.sys.vendor: System76

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