unable to login after getting system update of X11 in fedora 11

[Gavin Simpson]

2009/9/12 Adam D. Ligas <adam at physco.com>:
> On 09/11/2009 05:08 PM, Sharpe, Sam J wrote:
>>>>>
>>>>> Same problem here after those updates. While the problem is not fixed,
>>>>> try
>>>>> to change to tty2 at the login screen, kill your X session and then
>>>>> start it
>>>>> again. After this I was able to login.
>>>>>
>>>> thnx for you reply ......   I dont need to change tty2 .... it work on
>>>> the
>>>> default tty  ....but I need to try 10 to 15 times then and then I can
>>>> login
>>>> ...   :-(
>
>>> Try booting the previous kernel, if it goes away you may have the bug
>>> I've just filed: https://bugzilla.redhat.com/show_bug.cgi?id=522863
>
>> Do any of you use Gnome / Desktop Effects / Compiz?
>> I do and I just hit this when I rebooted - disabling Desktop Effects
>> got me back into my desktop.
>
> I commented on bug as well - I think I have the same thing.  If I kept
> trying over and over it would eventually "catch" and let me in, but then I
> would have a bunch of gnome-panels running and eating up a ton of CPU.
>  Killing those panels seems to restore things to a more "normal" state.
>
> However, I *WAS* running Desktop Effects.  Disabling that per Sam's comment
> seems to have "resolved" the issue.  I was able to login on the first shot
> and I have no extraneous gnome-panels, keyring-daemons, and other such
> things.
>
> At least the machine appears to work as normal again, for the time being.
>
> Do we have any idea if this is a kernel bug, xorg bug, or both?
>
> - Adam

+1. Same here. Turning off Desktop Effects allowed successful login to
my laptop. Disabling Desktop Effects killed X and I was spat out to
GDM. Before disabling Desktop Effects I would have to try several
attempts to login before I got to my desktop. With Desktop Effects off
I can login without problems.

Latitude D410 within Intel (sorry, smolt is not working at the moment
so I can't provide exact details).

G