[arch-general] Upgrade to Linux 4.17.2 & xorg-server 1.20.0-8 breaks left-mouse in remote Linux desktops

Lukas Winkler winklerlukas at gmail.com
Tue Jun 19 06:31:23 UTC 2018

On Tue, 19 Jun 2018 at 00:43, David C. Rankin
<drankinatty at suddenlinkmail.com> wrote:
> All,
>   This is a strange one, confirmed on two separate Archlinux Guests running in
> VirtualBox on Archlinux Hosts. I access the running VMs with rdesktop over the
> LAN. After update to Linux 4.17.2 & xorg-server 1.20.0-8, VirtualBox-5.2.12
> starts the Archlinux guests fine, X starts fine in the guests (running
> fluxbox), and pressing the right-mouse brings up the fluxbox-menu fine, but
> there is no way to select an item with the left-mouse.
>   The left-mouse click seems to be taken as an escape closing the menu without
> actually selecting anything. It is as if the left-mouse (and cursor position
> in general) isn't seen at all (there is no highlight in the menu when the
> mouse moves over an item)
>   Thankfully, the fluxbox designers made the menu respond to keyboard inputs,
> so after bringing the fluxbox-menu up, I can up-arrow/down-arrow to an xterm
> entry and open an xterm by pressing return.
>   When the xterm is open, there is no way to grab the title-bar and move the
> xterm around, again, as if the left-mouse input isn't seen. An moving the
> cursor over the bottom of the window will not bring up the taskbar.
>   This effects Linux guest, but not windows guests. I can start Win7 in a VM
> and opening in remote-desktop works just fine. (all mouse buttons work fine
> and the cursor position tracks properly bringing up the auto-hidden taskbar on
> mouseover)
>   Can someone with a similar VirtualBox setup confirm this behavior? I suspect
> it would effect any Linux Guest that runs X and a desktop and is accessed with
> rdesktop. For all practical purposes this update prevent accessing Linux guest
> with rdesktop.
>   I start my virtual machines from a simple bash script using:
> exec VBoxManage startvm arch_1_64 --type headless
> (I doubt that makes a difference, but for completeness)
> --
> David C. Rankin, J.D.,P.E.

Hi David + List

Same behaviour for me. I resolved it by installing the synaptics input
driver in the guest for now as I did not have time to debug.


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