1. Die VM-Grafikeinstellungen stehen bereits auf
VMSVGA, Videospeicher: 128 MB (Maximum), 2D, 3D-Beschleunigung deaktiviert
2. use_compositing steht bereits auf false in der ~/.config/xfce4/xfconf/xfce-perchannel-xml/xfwm4.xml
3.
sudo apt install --reinstall virtualbox-guest-dkms virtualbox-guest-x11 virtualbox-guest-utils
ergab: E: Für Paket »virtualbox-guest-dkms« existiert kein Installationskandidat.
4. Xfce Compositor komplett umgehen - derzeit startet Xfce via AutoLogin
Code
pk@cp:~$ glxinfo | grep "OpenGL renderer"
OpenGL renderer string: llvmpipe (LLVM 20.1.2, 256 bits)
pk@cp:~$ cat /var/log/Xorg.0.log | grep -i "llvmpipe\|virtualbox\|vboxvideo"
[ 10.060] (II) config/udev: Adding input device VirtualBox mouse integration (/dev/input/event5)
[ 10.060] (**) VirtualBox mouse integration: Applying InputClass "libinput pointer catchall"
[ 10.060] (II) Using input driver 'libinput' for 'VirtualBox mouse integration'
[ 10.060] (**) VirtualBox mouse integration: always reports core events
[ 10.061] (II) event5 - VirtualBox mouse integration: is tagged by udev as: Mouse
[ 10.061] (II) event5 - VirtualBox mouse integration: device is a pointer
[ 10.061] (II) event5 - VirtualBox mouse integration: device removed
[ 10.073] (II) XINPUT: Adding extended input device "VirtualBox mouse integration" (type: MOUSE, id 9)
[ 10.075] (**) VirtualBox mouse integration: (accel) selected scheme none/0
[ 10.075] (**) VirtualBox mouse integration: (accel) acceleration factor: 2.000
[ 10.075] (**) VirtualBox mouse integration: (accel) acceleration threshold: 4
[ 10.076] (II) event5 - VirtualBox mouse integration: is tagged by udev as: Mouse
[ 10.076] (II) event5 - VirtualBox mouse integration: device is a pointer
[ 10.076] (II) config/udev: Adding input device VirtualBox mouse integration (/dev/input/js0)
[ 10.078] (II) config/udev: Adding input device VirtualBox mouse integration (/dev/input/mouse1)
pk@cp:~$ lsmod | grep vbox
vboxsf 98304 4
vboxguest 516096 7 vboxsf
pk@cp:~$
Alles anzeigen
... bislang keine Abhilfe des Bootloops ...