1907697 - Firefox gets stuck at 100% CPU in CheckDowngrade when starting

Status: RESOLVED DUPLICATE of bug 1881536

(Firefox :: General, defect, P3)

Description

[Jeff Muizelaar [:jrmuizel]]

My release Firefox gets stuck at 100% CPU when starting up.

 29.00 s  100.0%	0 s	 	      XREMain::XRE_mainStartup(bool*)
29.00 s  100.0%	0 s	 	       CheckDowngrade(nsIFile*, nsINativeAppSupport*, nsIToolkitProfileService*, nsTString<char> const&)
29.00 s  100.0%	0 s	 	        nsWindowWatcher::OpenWindow(mozIDOMWindowProxy*, nsTSubstring<char> const&, nsTSubstring<char> const&, nsTSubstring<char> const&, nsISupports*, mozIDOMWindowProxy**)
29.00 s  100.0%	0 s	 	         nsWindowWatcher::OpenWindowInternal(mozIDOMWindowProxy*, nsTSubstring<char> const&, nsTSubstring<char> const&, nsTSubstring<char> const&, bool, bool, bool, nsIArray*, bool, bool, bool, nsPIWindowWatcher::PrintKind, nsDocShellLoadState*, mozilla::dom::BrowsingContext**)
28.97 s   99.8%	0 s	 	          mozilla::AppWindow::ShowModal()
28.97 s   99.8%	22.00 ms	 	           bool mozilla::SpinEventLoopUntil<(mozilla::ProcessFailureBehavior)1, mozilla::AppWindow::ShowModal()::$_0>(nsTSubstring<char> const&, mozilla::AppWindow::ShowModal()::$_0&&, nsIThread*)
27.40 s   94.4%	63.00 ms	 	            NS_ProcessNextEvent(nsIThread*, bool)
21.32 s   73.5%	47.00 ms	 	             nsThread::ProcessNextEvent(bool, bool*)
16.46 s   56.7%	68.00 ms	 	              non-virtual thunk to nsAppShell::OnProcessNextEvent(nsIThreadInternal*, bool)
8.64 s   29.8%	0 s	 	               nsAppShell::OnProcessNextEvent(nsIThreadInternal*, bool)
8.64 s   29.8%	0 s	 	                nsBaseAppShell::OnProcessNextEvent(nsIThreadInternal*, bool)
5.19 s   17.9%	0 s	 	                 nsBaseAppShell::DoProcessNextNativeEvent(bool)
5.19 s   17.9%	55.00 ms	 	                  nsAppShell::ProcessNextNativeEvent(bool)
2.68 s    9.2%	3.00 ms	 	                   nsChildView::UpdateCurrentInputEventCount()
2.67 s    9.2%	7.00 ms	 	                    nsChildView::GetCurrentInputEventCount()
1.79 s    6.1%	119.00 ms	 	                     SLEventSourceCounterForEventType
1.67 s    5.7%	874.00 ms	 	                      CGSEventSourceForID
795.00 ms    2.7%	795.00 ms	 	                       CGSScoreboard

Comment 1

[Stephen A Pohl [:spohl]]

The fix for bug 1881536 should have taken care of this.

Comment 2

[Jeff Muizelaar [:jrmuizel]]

Manually updating Firefox to 128 did fix this.