OLVM: Oracle Linux 7.5 VM's Graphical Console Hangs (Doc ID 3027859.1)

Last updated on JUNE 12, 2024

Applies to:

Symptoms

 OL7.5 VM migrated from OVM or in some cases a newly provisioned OL7.5 VM's Graphical console hangs. Following X11 errors seen in /var/log/Xorg.0.log of affected VM.

~snip~

[ 12.221] (II) Loading /usr/lib64/xorg/modules/libfbdevhw.so
[ 12.221] (II) Module fbdevhw: vendor="X.Org Foundation"
[ 12.221] compiled for 1.19.5, module version = 0.0.2
[ 12.221] ABI class: X.Org Video Driver, version 23.0
[ 12.221] (EE) open /dev/fb0: No such file or directory
[ 12.221] vesa: Ignoring device with a bound kernel driver
[ 12.221] (WW) Falling back to old probe method for vesa
[ 12.221] (EE) Screen 0 deleted because of no matching config section.   <<<<
[ 12.221] (II) UnloadModule: "modesetting"
[ 12.221] (EE) Screen 0 deleted because of no matching config section.   <<<<
[ 12.221] (II) UnloadModule: "fbdev"
[ 12.221] (II) UnloadSubModule: "fbdevhw"
[ 12.221] (EE) Screen 0 deleted because of no matching config section.   <<<<
[ 12.221] (II) UnloadModule: "vesa"
[ 12.221] (EE) Device(s) detected, but none match those in the config file.
[ 12.221] (EE)
Fatal server error:
[ 12.221] (EE) no screens found(EE)
[ 12.221] (EE)
Please consult the The X.Org Foundation support
at http://wiki.x.org
for help.
[ 12.221] (EE) Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 12.222] (EE)
[ 12.231] (EE) Server terminated with error (1). Closing log file.

Changes

 An OL7.5 VM was migrated from Oracle VM 3.4 to OLVM 4.5. It's Gnome console hangs in OLVM. it was working in Oracle VM 3.4.

Cause

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