这可能是由于X服务器无法正确地处理输入焦点更改而引起的。尝试在Xorg配置文件中添加以下选项来禁用输入焦点更改:
Section "ServerFlags"
Option "AutoAddGPU" "off"
Option "AllowEmptyInput" "off"
Option "DontVTSwitch" "true"
Option "IgnoreABI" "true"
Option "NoTrapSignals" "true"
Option "SuspendTime" "0"
Option "AllowMouseOpenFail" "true"
Option "AutoAddDevices" "false"
Option "PciForceNone" "true"
Option "AutoEnableDevices" "false"
Option "Xinerama" "off"
Option "DisableVidModeExtension" "true"
Option "DisableModInDev" "true"
Option "BlankTime" "0"
EndSection
如果问题仍然存在,尝试更新图形驱动程序。