sometimes sighup needed for gnome-shell

Adam Jackson ajax at
Fri Nov 18 18:00:10 UTC 2011

On 11/18/11 9:44 AM, Gianluca Cecchi wrote:

> Sometimes (latest days at least one time a day), the gnome session
> goes unusable: I'm able to move mouse, but when selecting a menu item
> it is greyed but no drop down of its options appears, no alt-tab or
> alt-f2 possibility....
> Only way to come back to usable state is going into a console window
> (Ctrl+Alt-F2), searching for gnome-shell process id and run
> kill -SIGHUP<pid>
> Then come back to X windows system session that has become usable
> again (Ctrl+Alt+F2 and come back to X doesn't give any result if I
> don't kill sighup gnome-shell)

Sounds like a bug in gnome-shell, at first blush.

If you debuginfo-install gnome-shell, attach with gdb instead of sending 
SIGHUP, and run 'thread apply all backtrace', what do you get?

- ajax

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