Bug 184095

Summary: Crash in WebKit::WebProcessProxy::visiblePageToken
Product: WebKit Reporter: Michael Catanzaro <mcatanzaro>
Component: WebKit2Assignee: Nobody <webkit-unassigned>
Status: NEW ---    
Severity: Normal CC: bugs-noreply, mcatanzaro
Priority: P2    
Version: WebKit Nightly Build   
Hardware: PC   
OS: Linux   
See Also: https://bugzilla.redhat.com/show_bug.cgi?id=1516602
Attachments:
Description Flags
Backtrace none

Description Michael Catanzaro 2018-03-28 10:24:48 PDT 
Full backtrace attached. Truncated backtrace:

Truncated backtrace:
Thread no. 1 (10 frames)
 #0 WTF::Function<void (WTF::RefCounterEvent)>::operator()(WTF::RefCounterEvent) const at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/Function.h:56
 #1 WTF::RefCounter<WebKit::VisibleWebPageCounterType>::Count::ref at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/RefCounter.h:87
 #2 WTF::refIfNotNull<WTF::RefCounter<WebKit::VisibleWebPageCounterType>::Count> at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/RefPtr.h:39
 #3 WTF::RefPtr<WTF::RefCounter<WebKit::VisibleWebPageCounterType>::Count>::RefPtr at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/RefPtr.h:57
 #4 WTF::RefCounter<WebKit::VisibleWebPageCounterType>::count at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/RefCounter.h:69
 #5 WebKit::WebProcessProxy::visiblePageToken at /usr/src/debug/webkitgtk-2.18.2/Source/WebKit/UIProcess/WebProcessProxy.cpp:771
 #6 WebKit::WebPageProxy::dispatchActivityStateChange at /usr/src/debug/webkitgtk-2.18.2/Source/WebKit/UIProcess/WebPageProxy.cpp:1482
 #7 _WebKitWebViewBasePrivate::updateActivityStateTimerFired at /usr/src/debug/webkitgtk-2.18.2/Source/WebKit/UIProcess/API/gtk/WebKitWebViewBase.cpp:156
 #8 WTF::RunLoop::TimerBase::<lambda(gpointer)>::operator() at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:166
 #9 WTF::RunLoop::TimerBase::<lambda(gpointer)>::_FUN(gpointer) at /usr/src/debug/webkitgtk-2.18.2/Source/WTF/wtf/glib/RunLoopGLib.cpp:170
Comment 1 Michael Catanzaro 2018-03-28 10:25:14 PDT 
Created attachment 336674 [details]
Backtrace
Comment 2 Michael Catanzaro 2018-03-28 10:26:49 PDT 
We only have one single report of this ever happening.