No, I have an Intel 7th gen and I am affected by this.

Timo Aaltonen <email address hidden> schrieb am Do., 15. März 2018, 14:21:

> this seems to be limited to Intel gen9 hw, not earlier
>
> ** No longer affects: xorg-server (Ubuntu)
>
> ** Changed in: mesa (Ubuntu)
>      Assignee: (unassigned) => Timo Aaltonen (tjaalton)
>
> --
> You received this bug notification because you are subscribed to a
> duplicate bug report (1755582).
> https://bugs.launchpad.net/bugs/1753776
>
> Title:
>   Graphics corruption (or distortion?) in login animation to Xorg
>   sessions
>
> Status in X.Org X server:
>   Confirmed
> Status in gnome-shell package in Ubuntu:
>   Invalid
> Status in mesa package in Ubuntu:
>   Confirmed
> Status in mutter package in Ubuntu:
>   Invalid
>
> Bug description:
>   Immediately after login (I enter the password and hit enter) the screen
> "crumbles" for few seconds, then all becomes normal and the system works
> fine. I have done apt update+upgrade many times, also with proposed
> enabled, I have also installed a new ISO (now i'm using the Alpha dated
> 20180305) but the problem remains. The problem happens with the x11 session
> but not with wayland.
>   Also problem does not show with different hardware.
>
>   corrado@corrado-p7-bb-0305:~$ inxi -Fx
>   System:    Host: corrado-p7-bb-0305 Kernel: 4.15.0-10-generic x86_64
> bits: 64 gcc: 7.3.0
>              Desktop: Gnome 3.27.92 (Gtk 3.22.28-1ubuntu3) Distro: Ubuntu
> Bionic Beaver (development branch)
>   Machine:   Device: desktop Mobo: ASRock model: H110M-G/M.2 serial: N/A
> UEFI: American Megatrends v: P1.10 date: 05/11/2017
>   CPU:       Dual core Intel Core i3-7100 (-MT-MCP-) arch: Skylake rev.9
> cache: 3072 KB
>              flags: (lm nx sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx) bmips:
> 15648
>              clock speeds: max: 3900 MHz 1: 1018 MHz 2: 3150 MHz 3: 3153
> MHz 4: 3081 MHz
>   Graphics:  Card: Intel HD Graphics 630 bus-ID: 00:02.0
>              Display Server: x11 (X.Org 1.19.6 ) driver: i915 Resolution:
> 1920x1080@60.00hz
>              OpenGL: renderer: Mesa DRI Intel HD Graphics 630 (Kaby Lake
> GT2)
>              version: 4.5 Mesa 18.0.0-rc4 Direct Render: Yes
>   Audio:     Card Intel Sunrise Point-H HD Audio driver: snd_hda_intel
> bus-ID: 00:1f.3
>              Sound: Advanced Linux Sound Architecture v: k4.15.0-10-generic
>   Network:   Card: Intel Ethernet Connection (2) I219-V driver: e1000e v:
> 3.2.6-k bus-ID: 00:1f.6
>              IF: enp0s31f6 state: up speed: 100 Mbps duplex: full mac:
> 70:85:c2:44:7b:86
>   Drives:    HDD Total Size: 1000.2GB (1.3% used)
>              ID-1: /dev/sda model: TOSHIBA_DT01ACA1 size: 1000.2GB
>   Partition: ID-1: / size: 32G used: 4.3G (15%) fs: ext4 dev: /dev/sda7
>              ID-2: swap-1 size: 8.59GB used: 0.00GB (0%) fs: swap dev:
> /dev/sda2
>   RAID:      No RAID devices: /proc/mdstat, md_mod kernel module present
>   Sensors:   System Temperatures: cpu: 38.5C mobo: N/A
>              Fan Speeds (in rpm): cpu: N/A
>   Info:      Processes: 234 Uptime: 11 min Memory: 1144.7/7680.8MB Init:
> systemd runlevel: 5 Gcc sys: N/A
>              Client: Shell (bash 4.4.181) inxi: 2.3.56
>   corrado@corrado-p7-bb-0305:~$
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 18.04
>   Package: xorg 1:7.7+19ubuntu5
>   ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
>   Uname: Linux 4.15.0-10-generic x86_64
>   ApportVersion: 2.20.8-0ubuntu10
>   Architecture: amd64
>   BootLog: Error: [Errno 13] Permission denied: '/var/log/boot.log'
>   CompositorRunning: None
>   CurrentDesktop: ubuntu:GNOME
>   Date: Tue Mar  6 15:47:50 2018
>   DistUpgraded: Fresh install
>   DistroCodename: bionic
>   DistroVariant: ubuntu
>   ExtraDebuggingInterest: Yes, if not too technical
>   GraphicsCard:
>    Intel Corporation HD Graphics 630 [8086:5912] (rev 04) (prog-if 00 [VGA
> controller])
>      Subsystem: ASRock Incorporation HD Graphics 630 [1849:5912]
>   InstallationDate: Installed on 2018-03-05 (0 days ago)
>   InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64
> (20180305)
>   Lsusb:
>    Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
>    Bus 001 Device 003: ID 046d:c016 Logitech, Inc. Optical Wheel Mouse
>    Bus 001 Device 002: ID 058f:6377 Alcor Micro Corp. AU6375 4-LUN card
> reader
>    Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>   MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M.
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.15.0-10-generic.efi.signed
> root=UUID=9a36b498-59f5-4a36-81db-3046ff6bdeaa ro quiet splash
>   SourcePackage: xorg
>   Symptom: display
>   UpgradeStatus: No upgrade log present (probably fresh install)
>   dmi.bios.date: 05/11/2017
>   dmi.bios.vendor: American Megatrends Inc.
>   dmi.bios.version: P1.10
>   dmi.board.name: H110M-G/M.2
>   dmi.board.vendor: ASRock
>   dmi.chassis.asset.tag: To Be Filled By O.E.M.
>   dmi.chassis.type: 3
>   dmi.chassis.vendor: To Be Filled By O.E.M.
>   dmi.chassis.version: To Be Filled By O.E.M.
>   dmi.modalias:
> dmi:bvnAmericanMegatrendsInc.:bvrP1.10:bd05/11/2017:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASRock:rnH110M-G/M.2:rvr:cvnToBeFilledByO.E.M.:ct3:cvrToBeFilledByO.E.M.:
>   dmi.product.family: To Be Filled By O.E.M.
>   dmi.product.name: To Be Filled By O.E.M.
>   dmi.product.version: To Be Filled By O.E.M.
>   dmi.sys.vendor: To Be Filled By O.E.M.
>   version.compiz: compiz N/A
>   version.libdrm2: libdrm2 2.4.90-1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 18.0.0~rc4-1ubuntu3
>   version.libgl1-mesa-glx: libgl1-mesa-glx 18.0.0~rc4-1ubuntu3
>   version.xserver-xorg-core: xserver-xorg-core 2:1.19.6-1ubuntu2
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev N/A
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.10.0-1
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel
> 2:2.99.917+git20171229-1
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.15-2
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/xorg-server/+bug/1753776/+subscriptions
>
-- 
Mit freundlichen Grüßen
Frederik Feichtmeier