Forum Debian Users Gang

# lspci  | grep -i graph
00:02.0 VGA compatible controller: Intel Corporation Atom/Celeron/Pentium Processor N4200/N3350/E3900 Series Integrated Graphics Controller (rev 0b)

[    26.766] 
X.Org X Server 1.20.4
X Protocol Version 11, Revision 0
[    26.766] Build Operating System: Linux 4.19.0-12-amd64 x86_64 Debian
[    26.766] Current Operating System: Linux server-j4205 5.4.0-0.bpo.4-amd64 #1 SMP Debian 5.4.19-1~bpo10+1 (2020-03-09) x86_64
[    26.766] Kernel command line: BOOT_IMAGE=/vmlinuz-5.4.0-0.bpo.4-amd64 root=/dev/mapper/systemowe-filesystem ro acpi_enforce_resources=lax quiet apparmor=1 security=apparmor apparmor=1 security=apparmor apparmor=1 security=apparmor
[    26.766] Build Date: 01 December 2020  05:59:57PM
[    26.766] xorg-server 2:1.20.4-1+deb10u2 (https://www.debian.org/support) 
[    26.766] Current version of pixman: 0.36.0
[    26.766]     Before reporting problems, check http://wiki.x.org
    to make sure that you have the latest version.
[    26.766] Markers: (--) probed, (**) from config file, (==) default setting,
    (++) from command line, (!!) notice, (II) informational,
    (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
[    26.767] (==) Log file: "/var/log/Xorg.0.log", Time: Wed Feb  3 22:53:51 2021
[    26.767] (==) Using system config directory "/usr/share/X11/xorg.conf.d"
[    26.767] (==) No Layout section.  Using the first Screen section.
[    26.767] (==) No screen section available. Using defaults.
[    26.767] (**) |-->Screen "Default Screen Section" (0)
[    26.767] (**) |   |-->Monitor "<default monitor>"
[    26.767] (==) No monitor specified for screen "Default Screen Section".
    Using a default monitor configuration.
[    26.767] (==) Automatically adding devices
[    26.767] (==) Automatically enabling devices
[    26.768] (==) Automatically adding GPU devices
[    26.768] (==) Max clients allowed: 256, resource mask: 0x1fffff
[    26.768] (WW) The directory "/usr/share/fonts/X11/cyrillic" does not exist.
[    26.768]     Entry deleted from font path.
[    26.768] (==) FontPath set to:
    /usr/share/fonts/X11/misc,
    /usr/share/fonts/X11/100dpi/:unscaled,
    /usr/share/fonts/X11/75dpi/:unscaled,
    /usr/share/fonts/X11/Type1,
    /usr/share/fonts/X11/100dpi,
    /usr/share/fonts/X11/75dpi,
    built-ins
[    26.768] (==) ModulePath set to "/usr/lib/xorg/modules"
[    26.768] (II) The server relies on udev to provide the list of input devices.
    If no devices become available, reconfigure udev or disable AutoAddDevices.
[    26.768] (II) Loader magic: 0x55e50c1eee20
[    26.768] (II) Module ABI versions:
[    26.768]     X.Org ANSI C Emulation: 0.4
[    26.768]     X.Org Video Driver: 24.0
[    26.768]     X.Org XInput driver : 24.1
[    26.768]     X.Org Server Extension : 10.0
[    26.769] (++) using VT number 7

[    26.769] (II) systemd-logind: logind integration requires -keeptty and -keeptty was not provided, disabling logind integration
[    26.770] (II) xfree86: Adding drm device (/dev/dri/card0)
[    26.770] (EE) /dev/dri/card0: failed to set DRM interface version 1.4: Permission denied
[    26.773] (--) PCI:*(0@0:2:0) 8086:5a84:1849:5a84 rev 11, Mem @ 0x90000000/16777216, 0x80000000/268435456, I/O @ 0x0000f000/64, BIOS @ 0x????????/131072
[    26.773] (II) LoadModule: "glx"
[    26.774] (II) Loading /usr/lib/xorg/modules/extensions/libglx.so
[    26.775] (II) Module glx: vendor="X.Org Foundation"
[    26.775]     compiled for 1.20.4, module version = 1.0.0
[    26.775]     ABI class: X.Org Server Extension, version 10.0
[    26.776] (==) Matched modesetting as autoconfigured driver 0
[    26.776] (==) Matched fbdev as autoconfigured driver 1
[    26.776] (==) Matched vesa as autoconfigured driver 2
[    26.776] (==) Assigned the driver to the xf86ConfigLayout
[    26.776] (II) LoadModule: "modesetting"
[    26.776] (II) Loading /usr/lib/xorg/modules/drivers/modesetting_drv.so
[    26.776] (II) Module modesetting: vendor="X.Org Foundation"
[    26.776]     compiled for 1.20.4, module version = 1.20.4
[    26.776]     Module class: X.Org Video Driver
[    26.776]     ABI class: X.Org Video Driver, version 24.0
[    26.776] (II) LoadModule: "fbdev"
[    26.776] (II) Loading /usr/lib/xorg/modules/drivers/fbdev_drv.so
[    26.776] (II) Module fbdev: vendor="X.Org Foundation"
[    26.776]     compiled for 1.20.0, module version = 0.5.0
[    26.776]     Module class: X.Org Video Driver
[    26.776]     ABI class: X.Org Video Driver, version 24.0
[    26.776] (II) LoadModule: "vesa"
[    26.776] (II) Loading /usr/lib/xorg/modules/drivers/vesa_drv.so
[    26.777] (II) Module vesa: vendor="X.Org Foundation"
[    26.777]     compiled for 1.20.1, module version = 2.4.0
[    26.777]     Module class: X.Org Video Driver
[    26.777]     ABI class: X.Org Video Driver, version 24.0
[    26.777] (II) modesetting: Driver for Modesetting Kernel Drivers: kms
[    26.777] (II) FBDEV: driver for framebuffer: fbdev
[    26.777] (II) VESA: driver for VESA chipsets: vesa
[    26.777] (WW) Falling back to old probe method for modesetting
[    26.777] (II) modeset(1): using default device
[    26.777] (II) Loading sub module "fbdevhw"
[    26.777] (II) LoadModule: "fbdevhw"
[    26.777] (II) Loading /usr/lib/xorg/modules/libfbdevhw.so
[    26.778] (II) Module fbdevhw: vendor="X.Org Foundation"
[    26.778]     compiled for 1.20.4, module version = 0.0.2
[    26.778]     ABI class: X.Org Video Driver, version 24.0
[    26.778] (**) FBDEV(2): claimed PCI slot 0@0:2:0
[    26.778] (II) FBDEV(2): using default device
[    26.778] (EE) Screen 0 deleted because of no matching config section.
[    26.778] (II) UnloadModule: "modesetting"
[    26.778] (EE) 
Fatal server error:
[    26.778] (EE) Cannot run in framebuffer mode. Please specify busIDs        for all framebuffer devices
[    26.778] (EE) 
[    26.778] (EE) 
Please consult the The X.Org Foundation support 
     at http://wiki.x.org
 for help. 
[    26.778] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[    26.778] (EE) 
[    26.800] (EE) Server terminated with error (1). Closing log file.

# ls -l /dev/dri/card0
crw-rw---- 1 root video 226, 0 lut  3 22:53 /dev/dri/card0

[   25.006759] lightdm[2589]: segfault at 0 ip 00007f67f3b01206 sp 00007ffc43307088 error 4 in libc-2.28.so[7f67f3a8b000+148000]
[   25.006770] Code: 0f 1f 40 00 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 6a <f3> 0f 6f 20 66 0f 74 e0 66 0f d7 d4 85 d2 74 04 0f bc c2 c3 48 83
[   25.528688] lightdm[2712]: segfault at 0 ip 00007fa755133206 sp 00007ffc2bfc84b8 error 4 in libc-2.28.so[7fa7550bd000+148000]
[   25.528701] Code: 0f 1f 40 00 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 6a <f3> 0f 6f 20 66 0f 74 e0 66 0f d7 d4 85 d2 74 04 0f bc c2 c3 48 83
[   25.925923] lightdm[2727]: segfault at 0 ip 00007fd2fdd22206 sp 00007ffd33cb9928 error 4 in libc-2.28.so[7fd2fdcac000+148000]
[   25.925939] Code: 0f 1f 40 00 66 0f ef c0 66 0f ef c9 66 0f ef d2 66 0f ef db 48 89 f8 48 89 f9 48 81 e1 ff 0f 00 00 48 81 f9 cf 0f 00 00 77 6a <f3> 0f 6f 20 66 0f 74 e0 66 0f d7 d4 85 d2 74 04 0f bc c2 c3 48 83

# systemctl status lightdm
● lightdm.service - Light Display Manager
   Loaded: loaded (/lib/systemd/system/lightdm.service; indirect; vendor preset: enabled)
   Active: failed (Result: exit-code) since Wed 2021-02-03 22:53:51 CET; 20min ago
     Docs: man:lightdm(1)
  Process: 2742 ExecStartPre=/bin/sh -c [ "$(cat /etc/X11/default-display-manager 2>/dev/null)" = "/usr/sbin/lightdm" ] (code=exited, status=0/
  Process: 2744 ExecStart=/usr/sbin/lightdm (code=exited, status=1/FAILURE)
 Main PID: 2744 (code=exited, status=1/FAILURE)

lut 03 22:53:51 server-j4205 systemd[1]: lightdm.service: Service RestartSec=100ms expired, scheduling restart.
lut 03 22:53:51 server-j4205 systemd[1]: lightdm.service: Scheduled restart job, restart counter is at 5.
lut 03 22:53:51 server-j4205 systemd[1]: Stopped Light Display Manager.
lut 03 22:53:51 server-j4205 systemd[1]: lightdm.service: Start request repeated too quickly.
lut 03 22:53:51 server-j4205 systemd[1]: lightdm.service: Failed with result 'exit-code'.
lut 03 22:53:51 server-j4205 systemd[1]: Failed to start Light Display Manager.
lut 03 22:53:51 server-j4205 systemd[1]: lightdm.service: Triggering OnFailure= dependencies.