大约一年来，我一直没能拿到我的LG Flatron W2261VP作为我的外接显示器ThinkPad T460s跑步Ubuntu 16.04.2（Xenial，目前内核 4.8.0）。由于 T460S 没有 VGA 插槽，因此通过 HDMI 连接。
一开始，我插入了 HDMI 电缆，系统设置中识别到了显示器，但我无法打开它。每隔一段时间我就会重试一次，但目前显示器甚至没有出现在系统设置中。一旦我插入电缆，系统就会部分冻结/变慢，几乎无法工作 - 但外接显示器仍然黑屏。
不过，我可以通过 HDMI 连接其他外接显示器。我还用另一台机器检查了电缆。
有什么解决方案吗？我附上了一些命令结果。
$ uname -rm
4.8.0-58-generic x86_64
$ lspci -nnk | grep -i VGA -A2
00:02.0 VGA compatible controller [0300]: Intel Corporation Sky Lake Integrated Graphics [8086:1916] (rev 07)
Subsystem: Lenovo Skylake Integrated Graphics [17aa:2233]
Kernel driver in use: i915
$ sudo lshw -c video
*-display
Beschreibung: VGA compatible controller
Produkt: Sky Lake Integrated Graphics
Hersteller: Intel Corporation
Physische ID: 2
Bus-Informationen: pci@0000:00:02.0
Version: 07
Breite: 64 bits
Takt: 33MHz
Fähigkeiten: pciexpress msi pm vga_controller bus_master cap_list rom
Konfiguration: driver=i915 latency=0
Ressourcen: irq:124 memory:f0000000-f0ffffff memory:e0000000-efffffff ioport:e000(Größe=64) memory:c0000-dffff
$ xrandr
Screen 0: minimum 320 x 200, current 1920 x 1080, maximum 8192 x 8192
eDP-1 connected primary 1920x1080+0+0 (normal left inverted right x axis y axis) 310mm x 170mm
2560x1440 60.00 + 48.00
1920x1440 60.00
1856x1392 60.01
1792x1344 60.01
1920x1200 59.95
1920x1080 59.93*
1600x1200 60.00
1680x1050 59.95 59.88
1600x1024 60.17
1400x1050 59.98
1280x1024 60.02
1440x900 59.89
1280x960 60.00
1360x768 59.80 59.96
1152x864 60.00
1024x768 60.04 60.00
960x720 60.00
928x696 60.05
896x672 60.01
960x600 60.00
960x540 59.99
800x600 60.00 60.32 56.25
840x525 60.01 59.88
800x512 60.17
700x525 59.98
640x512 60.02
720x450 59.89
640x480 60.00 59.94
680x384 59.80 59.96
576x432 60.06
512x384 60.00
400x300 60.32 56.34
320x240 60.05
DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 disconnected (normal left inverted right x axis y axis)
DP-2 disconnected (normal left inverted right x axis y axis)
HDMI-2 connected (normal left inverted right x axis y axis)
1920x1080 59.93 + 60.00 60.00 50.00 59.94
1920x1080i 60.00 50.00 59.94
1680x1050 59.88
1280x1024 60.02
1280x960 60.00
1280x720 60.00 50.00 59.94
1024x768 60.00
800x600 60.32
720x576 50.00
720x480 60.00 59.94
640x480 60.00 59.94
这是我插入电缆时的系统日志：
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:22 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 1
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRScreenChangeNotify
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Window: 29360132
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Root: 251
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size ID: 5
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size: 1920 1080
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011SizeMM: 508 285
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRScreenChangeNotify
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Window: 29360132
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Root: 251
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size ID: 5
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size: 1920 1080
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011SizeMM: 508 285
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:23 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = false
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Emitting configChanged()
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandR::setConfig
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Requested screen size is QSize(3840, 1080)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Needed CRTCs: 2
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Actions to perform:
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary Output: false
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Change Screen Size: true
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011#011Old: QSize(1920, 1080)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011#011Intermediate: QSize(3840, 1080)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011#011New: QSize(3840, 1080)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Disable outputs: false
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Change outputs: false
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Enable outputs: true
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011#011 (70)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: RRSetScreenSize
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011DPI: 96
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Size: QSize(3840, 1080)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011SizeMM: QSize(1016, 285)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: QMap((63, XRandRCrtc(0x186bb30))(64, XRandRCrtc(0x1870c20))(65, XRandRCrtc(0x1878350)))
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Testing CRTC 63
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Free: false
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Mode: 78
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Possible outputs: QVector(66, 67, 68, 69, 70)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connected outputs: QVector(66)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Geometry: QRect(0,0 1920x1080)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Testing CRTC 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Free: true
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Mode: 0
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Possible outputs: QVector(66, 67, 68, 69, 70)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connected outputs: QVector()
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Geometry: QRect(1920,0 0x0)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: RRSetCrtcConfig (enable output)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Output: 70 ( "HDMI-2" )
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011New CRTC: 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Pos: QPoint(1920,0)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Mode: KScreen::Mode(Id: "115" , Size: QSize(1920, 1080) ) Preferred: "78"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Rotation: 1
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Result: 0
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 115
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: Connected output 70 to CRTC 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandR::setConfig done!
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRScreenChangeNotify
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Window: 29360132
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Root: 251
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size ID: 65535
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size: 3840 1080
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011SizeMM: 1016 285
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRNotify_CrtcChange
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 115
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Geometry: 1920 0 1920 1080
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 115
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRScreenChangeNotify
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Window: 29360132
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Root: 251
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size ID: 65535
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Size: 3840 1080
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011SizeMM: 1016 285
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRNotify_CrtcChange
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 115
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Geometry: 1920 0 1920 1080
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 64
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 115
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:24 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRNotify_CrtcChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 63
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 78
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Geometry: 0 0 1920 1080
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRNotify_CrtcChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 64
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 115
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Geometry: 1920 0 1920 1080
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRNotify_CrtcChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 65
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Geometry: 0 0 0 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 66
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 63
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 78
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 67
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Disconnected"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 68
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Disconnected"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 69
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Disconnected"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: RRotify_OutputChange
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Output: 70
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011CRTC: 64
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Mode: 115
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Rotation: "Rotate_0"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Connection: "Connected"
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xcb.helper: #011Subpixel Order: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc XRandRCrtc(0x1870c20)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 64
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 115
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = true
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc XRandRCrtc(0x1870c20)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 64
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 115
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = true
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 66 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc XRandRCrtc(0x186bb30)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 63
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 78
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: true
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 66 : connected = true , enabled = true
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 67 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 1
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 1
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 67 : connected = false , enabled = false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 68 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 1
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 1
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 68 : connected = false , enabled = false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 69 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 1
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc QObject(0x0)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 1
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 69 : connected = false , enabled = false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: XRandROutput 70 update
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_connected: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011m_crtc XRandRCrtc(0x1870c20)
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011CRTC: 64
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011MODE: 115
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Connection: 0
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: #011Primary: false
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Output 70 : connected = true , enabled = true
Jul 21 13:32:25 t460s org.kde.KScreen[1384]: kscreen.xrandr: Emitting configChanged()
答案1
内核 4.10.0 已修复此问题。安装后，问题消失。