Description of problem: i've launched epiphany from gnome tweak tool's gnome's extensions' website link then browsed it for a while then closed tab and exited Version-Release number of selected component: webkitgtk4-2.10.4-1.fc23 Additional info: reporter: libreport-2.6.3 backtrace_rating: 4 cmdline: /usr/libexec/webkit2gtk-4.0/WebKitPluginProcess 32 /usr/lib64/mozilla/plugins/libgnome-shell-browser-plugin.so crash_function: WebKit::releaseNPObject executable: /usr/libexec/webkit2gtk-4.0/WebKitPluginProcess global_pid: 9090 kernel: 4.2.6-301.fc23.x86_64 runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (10 frames) #0 WebKit::releaseNPObject at /usr/src/debug/webkitgtk-2.10.4/Source/WebKit2/WebProcess/Plugins/Netscape/NPRuntimeUtilities.cpp:124 #1 NPP_Destroy at browser-plugin.c:1020 #2 WebKit::NetscapePlugin::destroy at /usr/src/debug/webkitgtk-2.10.4/Source/WebKit2/WebProcess/Plugins/Netscape/NetscapePlugin.cpp:738 #3 WebKit::Plugin::destroyPlugin at /usr/src/debug/webkitgtk-2.10.4/Source/WebKit2/WebProcess/Plugins/Plugin.cpp:101 #4 WebKit::PluginControllerProxy::destroy at /usr/src/debug/webkitgtk-2.10.4/Source/WebKit2/PluginProcess/PluginControllerProxy.cpp:158 #5 WebKit::WebProcessConnection::destroyPluginControllerProxy at /usr/src/debug/webkitgtk-2.10.4/Source/WebKit2/PluginProcess/WebProcessConnection.cpp:84 #6 WebKit::WebProcessConnection::didClose at /usr/src/debug/webkitgtk-2.10.4/Source/WebKit2/PluginProcess/WebProcessConnection.cpp:177 #7 std::function<void ()>::operator()() const at /usr/include/c++/5.1.1/functional:2271 #8 WTF::RunLoop::performWork at /usr/src/debug/webkitgtk-2.10.4/Source/WTF/wtf/RunLoop.cpp:104 #9 std::function<void ()>::operator()() const at /usr/include/c++/5.1.1/functional:2271
Created attachment 1104336 [details] File: backtrace
Created attachment 1104337 [details] File: cgroup
Created attachment 1104338 [details] File: core_backtrace
Created attachment 1104339 [details] File: dso_list
Created attachment 1104340 [details] File: environ
Created attachment 1104341 [details] File: exploitable
Created attachment 1104342 [details] File: limits
Created attachment 1104343 [details] File: maps
Created attachment 1104344 [details] File: mountinfo
Created attachment 1104345 [details] File: namespaces
Created attachment 1104346 [details] File: open_fds
Created attachment 1104347 [details] File: proc_pid_status
Note: this is reported against gnome-shell 3.18.3, including all the recent browser plugin fixes. :(
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