笔记本显示屏开机后或在拔掉扩展屏后不能显示桌面，插上HDMI扩展屏就能正常进入桌面，查看日志Xorg日志.txt，存续client bug，如下所示：

时间:2023-02-27 16:01:05.823 信息: (EE) client bug: timer event5 debounce short: offset negative (-18ms)
时间:2023-02-27 16:01:05.823 信息: (EE) client bug: timer event5 debounce: offset negative (-5ms)
时间:2023-02-27 16:00:53.856 信息: (II) modeset(0): Modeline "1920x1080"x0.0 152.84 1920 2000 2060 2250 1080 1086 1094 1132 -hsync -vsync (67.9 kHz eP)
时间:2023-02-27 16:00:53.856 信息: (II) modeset(0): Printing DDC gathered Modelines:
时间:2023-02-27 16:00:53.856 信息: (II) modeset(0): EDID vendor "CMN", prod id 5349
时间:2023-02-27 16:00:53.804 信息: (II) modeset(0): Modeline "1920x1080"x0.0 152.84 1920 2000 2060 2250 1080 1086 1094 1132 -hsync -vsync (67.9 kHz eP)
时间:2023-02-27 16:00:53.804 信息: (II) modeset(0): Printing DDC gathered Modelines:
时间:2023-02-27 16:00:53.804 信息: (II) modeset(0): EDID vendor "CMN", prod id 5349
时间:2023-02-27 16:00:53.735 信息: (II) modeset(0): Modeline "1920x1080"x0.0 152.84 1920 2000 2060 2250 1080 1086 1094 1132 -hsync -vsync (67.9 kHz eP)
时间:2023-02-27 16:00:53.735 信息: (II) modeset(0): Printing DDC gathered Modelines:
时间:2023-02-27 16:00:53.735 信息: (II) modeset(0): EDID vendor "CMN", prod id 5349
时间:2023-02-27 16:00:53.682 信息: (II) modeset(0): Modeline "1920x1080"x0.0 152.84 1920 2000 2060 2250 1080 1086 1094 1132 -hsync -vsync (67.9 kHz eP)
时间:2023-02-27 16:00:53.682 信息: (II) modeset(0): Printing DDC gathered Modelines:
时间:2023-02-27 16:00:53.682 信息: (II) modeset(0): EDID vendor "CMN", prod id 5349