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[Bug 1487404] [NEW] gnome-panel spins causing high cpu in Trusty 14.04


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Machine Make : Dell Inspiron 1440 , Intel® Core™2 Duo CPU T6600 @ 2.20GHz × 2 .
Graphics support : Mobile Intel® GM45 Express Chipset .
OS/Install : Fresh install of Ubuntu 14.04.3 desktop (kernel 3.19.0-26-generic) machine with "gnome-session flashback" installed.
UI Session : "Gnome session with metacity" option login
Issue : Moving cursor near Applications menu (next to Places) causes flickering in screen together with high CPU usage caused by "gnome-panel" process.
More Data: It appears that gnome-panel is spinning on a mutex causing high cpu usage .

** Affects: gnome-panel (Ubuntu)
     Importance: Undecided
         Status: New

gnome-panel spins causing high cpu in Trusty 14.04
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