In /var/log/messages,

mai 22 14:20:10 srv-backup gdm[1680]: gdm_slave_xioerror_handler_: erreur X fatale - Redéma
rrage de :0
mai 22 14:20:10 srv-backup gdm[650]: deal_with_x_crashes_: exécution du script XKeepsCrashi
ng
mai 22 14:29:58 srv-backup gdm[650]: Échec du démarrage du serveur X plusieurs fois en peu
de temps; désactivé pour le visuel :0
May 22 14:30:02 srv-backup login(pam_unix)[644]: session opened for user root by LOGIN(uid=
0)


In XFree86.0.log file

(**) Option "Protocol" "PS/2"
(**) Mouse0: Protocol: "PS/2"
(**) Option "CorePointer"
(**) Mouse0: Core Pointer
(**) Option "Device" "/dev/psaux"
(**) Option "Emulate3Buttons" "no"
(**) Option "ZAxisMapping" "4 5"
(**) Mouse0: ZAxisMapping: buttons 4 and 5
(**) Mouse0: Buttons: 5
(II) Keyboard "Keyboard0" handled by legacy driver
(**) Option "Protocol" "IMPS/2"
(**) DevInputMice: Protocol: "IMPS/2"
(**) Option "AlwaysCore"
(**) DevInputMice: always reports core events
(**) Option "Device" "/dev/input/mice"
(**) Option "Emulate3Buttons" "no"
(**) Option "ZAxisMapping" "4 5"
(**) DevInputMice: ZAxisMapping: buttons 4 and 5
(**) DevInputMice: Buttons: 5
(II) XINPUT: Adding extended input device "DevInputMice" (type: MOUSE)
(II) XINPUT: Adding extended input device "Mouse0" (type: MOUSE)
Could not init font path element unix/:7100, removing from list!

Fatal server error:
could not open default font 'fixed'

When reporting a problem related to a server crash, please send
the full server output, not just the last messages.
This can be found in the log file "/var/log/XFree86.0.log".
Please report problems to xfree86@xfree86.org.