mouse pointer has gone.

Using X, I have a frozen mouse pointer.
Mouse works fine from syscons but not from X. Booting from kernel.old
resolves the problem.

Here is my X log with current kernel.

158:[    34.043] (==) NVIDIA(0): Silken mouse enabled
208:[    34.232] (II) config/hal: Adding input device PS/2 Mouse
209:[    34.232] (II) LoadModule: "mouse"
210:[    34.233] (II)
Loading /usr/local/lib/xorg/modules/input/mouse_drv.so
211:[    34.236] (II) Module mouse: vendor="X.Org Foundation"
215:[    34.237] (II) Using input driver 'mouse' for 'PS/2 Mouse'
216:[    34.237] (**) PS/2 Mouse: always reports core events
218:[    34.237] (==) PS/2 Mouse: Protocol: "Auto"
219:[    34.237] (**) PS/2 Mouse: always reports core events
222:[    34.238] (EE) PS/2 Mouse: cannot open input device
223:[    34.238] (EE) PreInit returned 2 for "PS/2 Mouse"
224:[    34.238] (II) UnloadModule: "mouse"


And with kernel.old

158:[    30.743] (==) NVIDIA(0): Silken mouse enabled
208:[    30.941] (II) config/hal: Adding input device PS/2 Mouse
209:[    30.941] (II) LoadModule: "mouse"
210:[    30.942] (II)
Loading /usr/local/lib/xorg/modules/input/mouse_drv.so
211:[    30.945] (II) Module mouse: vendor="X.Org Foundation"
215:[    30.946] (II) Using input driver 'mouse' for 'PS/2 Mouse'
216:[    30.946] (**) PS/2 Mouse: always reports core events
217:[    30.946] (**) Option "Device" "/dev/sysmouse"
218:[    30.946] (==) PS/2 Mouse: Protocol: "Auto"
219:[    30.946] (**) PS/2 Mouse: always reports core events
220:[    30.947] (==) PS/2 Mouse: Emulate3Buttons, Emulate3Timeout: 50
221:[    30.947] (**) PS/2 Mouse: ZAxisMapping: buttons 4 and 5
222:[    30.947] (**) PS/2 Mouse: Buttons: 5
224:[    30.947] (II) XINPUT: Adding extended input device "PS/2
Mouse" (type: MOUSE, id 7)
225:[    30.948] (**) PS/2 Mouse: (accel) keeping acceleration scheme 1
226:[    30.948] (**) PS/2 Mouse: (accel) acceleration profile 0
227:[    30.948] (**) PS/2 Mouse: (accel) acceleration factor: 2.000
228:[    30.948] (**) PS/2 Mouse: (accel) acceleration threshold: 4
229:[    30.948] (II) PS/2 Mouse: SetupAuto: hw.iftype is 4, hw.model is
0
230:[    30.948] (II) PS/2 Mouse: SetupAuto: protocol is SysMouse