I've disabled all extensions and recorded a video. Here's the output of
lspci:
$ lspci -k
00:00.0 Host bridge: Intel Corporation Skylake Host Bridge/DRAM Registers (rev
08)
Subsystem: Lenovo Xeon E3-1200 v5/E3-1500 v5/6th Gen Core Processor
Host Bridge/DRAM Registers
Kernel driver in use: skl_uncore
00:02.0 VGA compatible controller: Intel Corporation HD Graphics 520 (rev 07)
Subsystem: Lenovo Skylake GT2 [HD Graphics 520]
Kernel driver in use: i915
Kernel modules: i915
00:08.0 System peripheral: Intel Corporation Skylake Gaussian Mixture Model
Subsystem: Lenovo Xeon E3-1200 v5/v6 / E3-1500 v5 / 6th/7th Gen Core
Processor Gaussian Mixture Model
00:14.0 USB controller: Intel Corporation Sunrise Point-LP USB 3.0 xHCI
Controller (rev 21)
Subsystem: Lenovo Sunrise Point-LP USB 3.0 xHCI Controller
Kernel driver in use: xhci_hcd
00:14.2 Signal processing controller: Intel Corporation Sunrise Point-LP
Thermal subsystem (rev 21)
Subsystem: Lenovo Sunrise Point-LP Thermal subsystem
Kernel driver in use: intel_pch_thermal
Kernel modules: intel_pch_thermal
00:16.0 Communication controller: Intel Corporation Sunrise Point-LP CSME HECI
#1 (rev 21)
Subsystem: Lenovo Sunrise Point-LP CSME HECI
Kernel driver in use: mei_me
Kernel modules: mei_me
00:17.0 SATA controller: Intel Corporation Sunrise Point-LP SATA Controller
[AHCI mode] (rev 21)
Subsystem: Lenovo Sunrise Point-LP SATA Controller [AHCI mode]
Kernel driver in use: ahci
Kernel modules: ahci
00:1c.0 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port
(rev f1)
Kernel driver in use: pcieport
Kernel modules: shpchp
00:1c.2 PCI bridge: Intel Corporation Sunrise Point-LP PCI Express Root Port
(rev f1)
Kernel driver in use: pcieport
Kernel modules: shpchp
00:1f.0 ISA bridge: Intel Corporation Sunrise Point-LP LPC Controller (rev 21)
Subsystem: Lenovo Sunrise Point-LP LPC Controller
00:1f.2 Memory controller: Intel Corporation Sunrise Point-LP PMC (rev 21)
Subsystem: Lenovo Sunrise Point-LP PMC
00:1f.3 Audio device: Intel Corporation Sunrise Point-LP HD Audio (rev 21)
Subsystem: Lenovo Sunrise Point-LP HD Audio
Kernel driver in use: snd_hda_intel
Kernel modules: snd_hda_intel, snd_soc_skl
00:1f.4 SMBus: Intel Corporation Sunrise Point-LP SMBus (rev 21)
Subsystem: Lenovo Sunrise Point-LP SMBus
Kernel modules: i2c_i801
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection I219-V (rev
21)
Subsystem: Lenovo Ethernet Connection I219-V
Kernel driver in use: e1000e
Kernel modules: e1000e
02:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS522A PCI
Express Card Reader (rev 01)
Subsystem: Lenovo RTS522A PCI Express Card Reader
Kernel driver in use: rtsx_pci
Kernel modules: rtsx_pci
04:00.0 Network controller: Intel Corporation Wireless 8260 (rev 3a)
Subsystem: Intel Corporation Wireless 8260
Kernel driver in use: iwlwifi
Kernel modules: iwlwifi
** Attachment added: "Video of windows zooming by the external screen"
https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1774498/+attachment/5170264/+files/vokoscreen-2018-08-01_08-44-41.mkv
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https://bugs.launchpad.net/bugs/1774498
Title:
Windows flash by external screen on virtual desktop change
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