El escritorio no se inicia después de la actualización de Debian 10

El escritorio no se inicia después de la actualización de Debian 10

Acabo de actualizar un servidor desde un Debian 9 actualizado a:

# uname -a
# Linux server 4.19.0-6-amd64 #1 SMP Debian 4.19.67-2+deb10u2 (2019-11-11) x86_64 GNU/Linux

Ahora la terminal de gráficos solo muestra un cursor parpadeante después del menú de Grub. Puedo usar tty1 para iniciar sesión y también puedo introducir RDP en el cuadro e iniciar un escritorio completo (LXDE).

El boot.log se ve bien, pero en dmesg hay dos espacios de tiempo largos que me llamaron la atención pero no los entiendo:

[    2.829387] intel_rapl: Found RAPL domain dram
[   64.716171] snd_hda_intel 0000:00:1f.3: couldn't bind with audio component
[   64.747264] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=2 (0x14/0x15/0x0/0x0/0x0) type:line

...

[   81.114779] Initializing XFRM netlink socket
[  238.774094] fuse init (API version 7.27)
[  238.900861] traps: light-locker[1097] trap int3 ip:7f8d014dec75 sp:7ffd5b5fdeb0 error:0 in libglib-2.0.so.0.5800.3[7f8d014a6000+7e000]

¿Alguna idea de dónde podría consultar a continuación para encontrar el problema?

Respuesta1

¡Gracias por el consejo, Piotr! Eso me dio más ideas. Para LXDE necesito verificar si hay iluminación:journalctl -u lightdm -e

Jan 21 18:19:16 server systemd[1]: lightdm.service: Scheduled restart job, restart counter is at 4.
Jan 21 18:19:16 server systemd[1]: Stopped Light Display Manager.
Jan 21 18:19:16 server systemd[1]: Starting Light Display Manager...
Jan 21 18:19:16 server systemd[1]: Started Light Display Manager.
Jan 21 18:19:16 server systemd[1]: lightdm.service: Main process exited, code=exited, status=1/FAILURE
Jan 21 18:19:16 server systemd[1]: lightdm.service: Failed with result 'exit-code'.
Jan 21 18:19:16 server systemd[1]: lightdm.service: Service RestartSec=100ms expired, scheduling restart.
Jan 21 18:19:16 server systemd[1]: lightdm.service: Scheduled restart job, restart counter is at 5.
Jan 21 18:19:16 server systemd[1]: Stopped Light Display Manager.
Jan 21 18:19:16 server systemd[1]: lightdm.service: Start request repeated too quickly.
Jan 21 18:19:16 server systemd[1]: lightdm.service: Failed with result 'exit-code'.
Jan 21 18:19:16 server systemd[1]: Failed to start Light Display Manager.
Jan 21 18:19:16 server systemd[1]: lightdm.service: Triggering OnFailure= dependencies.

Déjame /var/log/lightdm/lightdm.logsolucionar un problema de Xserver en/var/log/lightdm/x-0.log

(==) Log file: "/var/log/Xorg.0.log", Time: Tue Jan 21 18:19:16 2020
(==) Using system config directory "/usr/share/X11/xorg.conf.d"
(EE) 
Fatal server error:
(EE) Cannot run in framebuffer mode. Please specify busIDs        for all framebuffer devices
(EE) 
(EE) 
Please consult the The X.Org Foundation support 
     at http://wiki.x.org
 for help. 
(EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
(EE) 
(EE) Server terminated with error (1). Closing log file.

y más detallado en/var/log/Xorg.0.log

[     3.799] (II) LoadModule: "fbdev"
[     3.799] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[     3.800] (II) Module fbdev: vendor="X.Org Foundation"
[     3.800]    compiled for 1.20.0, module version = 0.5.0
[     3.800]    Module class: X.Org Video Driver
[     3.800]    ABI class: X.Org Video Driver, version 24.0
[     3.800] (II) LoadModule: "vesa"
[     3.800] (II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
[     3.800] (II) Module vesa: vendor="X.Org Foundation"
[     3.800]    compiled for 1.20.1, module version = 2.4.0
[     3.800]    Module class: X.Org Video Driver
[     3.800]    ABI class: X.Org Video Driver, version 24.0
[     3.800] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[     3.800] (II) FBDEV: driver for framebuffer: fbdev
[     3.800] (II) VESA: driver for VESA chipsets: vesa
[     3.800] (EE) open /dev/dri/card0: No such file or directory
[     3.800] (WW) Falling back to old probe method for modesetting
[     3.800] (EE) open /dev/dri/card0: No such file or directory
[     3.800] (II) Loading sub module "fbdevhw"
[     3.800] (II) LoadModule: "fbdevhw"
[     3.800] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[     3.800] (II) Module fbdevhw: vendor="X.Org Foundation"
[     3.800]    compiled for 1.20.4, module version = 0.0.2
[     3.800]    ABI class: X.Org Video Driver, version 24.0
[     3.801] (EE) Unable to find a valid framebuffer device
[     3.801] (WW) Falling back to old probe method for fbdev
[     3.801] (II) Loading sub module "fbdevhw"
[     3.801] (II) LoadModule: "fbdevhw"
[     3.801] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[     3.801] (II) Module fbdevhw: vendor="X.Org Foundation"
[     3.801]    compiled for 1.20.4, module version = 0.0.2
[     3.801]    ABI class: X.Org Video Driver, version 24.0
[     3.801] (II) FBDEV(2): using default device
[     3.801] (EE) Screen 0 deleted because of no matching config section.
[     3.801] (II) UnloadModule: "modesetting"
[     3.801] (EE) Screen 0 deleted because of no matching config section.
[     3.801] (II) UnloadModule: "fbdev"
[     3.801] (II) UnloadSubModule: "fbdevhw"
[     3.801] (EE) 
Fatal server error:
[     3.801] (EE) Cannot run in framebuffer mode. Please specify busIDs        for all framebuffer devices
[     3.801] (EE) 
[     3.801] (EE) 

Encontré el busID usando lspci:

00:02.0 VGA compatible controller: Intel Corporation Device 3e98

Luego, creé lo siguiente /etc/X11/xorg.confpara especificar el busID. Ahora todo está funcionando.

Section "Device"

    Identifier "dev0"
    BusID "pci0:0:2:0:"

EndSection

Dejo abierta la respuesta aceptada, por si alguien sabe por qué el sistema no reconoció el busID. Estaré encantado de poder aportar más comentarios, si es necesario.

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