Description of problem: I was navigating extensions.gnome.org. Weird thing is that the website didn't reconize Web as a compatible browser ('We are unable to detect your running GNOME session blah blah'). Version-Release number of selected component: webkitgtk4-2.10.0-1.fc23 Additional info: reporter: libreport-2.6.2 backtrace_rating: 4 cmdline: /usr/libexec/webkit2gtk-4.0/WebKitPluginProcess 28 /usr/lib64/mozilla/plugins/libgnome-shell-browser-plugin.so crash_function: _gdk_window_has_impl executable: /usr/libexec/webkit2gtk-4.0/WebKitPluginProcess global_pid: 8504 kernel: 4.2.1-300.fc23.x86_64 runlevel: N 5 type: CCpp uid: 1000 Truncated backtrace: Thread no. 1 (10 frames) #0 _gdk_window_has_impl at gdkwindow.c:626 #1 gdk_x11_window_get_xid at gdkwindow-x11.c:5527 #2 WebKit::NetscapePlugin::platformVisibilityDidChange at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/WebProcess/Plugins/Netscape/x11/NetscapePluginX11.cpp:276 #3 WebKit::PluginControllerProxy::visibilityDidChange at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/PluginProcess/PluginControllerProxy.cpp:437 #4 IPC::callMemberFunctionImpl<WebKit::PluginControllerProxy, void (WebKit::PluginControllerProxy::*)(bool), std::tuple<bool>, 0ul>(WebKit::PluginControllerProxy*, void (WebKit::PluginControllerProxy::*)(bool), std::tuple<bool>&&, std::index_sequence<0ul>) at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/Platform/IPC/HandleMessage.h:16 #5 IPC::callMemberFunction<WebKit::PluginControllerProxy, void (WebKit::PluginControllerProxy::*)(bool), std::tuple<bool>, std::make_index_sequence<1ul> >(std::tuple<bool>&&, WebKit::PluginControllerProxy*, void (WebKit::PluginControllerProxy::*)(bool)) at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/Platform/IPC/HandleMessage.h:22 #6 IPC::handleMessage<Messages::PluginControllerProxy::MutedStateChanged, WebKit::PluginControllerProxy, void (WebKit::PluginControllerProxy::*)(bool)> at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/Platform/IPC/HandleMessage.h:92 #7 WebKit::PluginControllerProxy::didReceivePluginControllerProxyMessage at /usr/src/debug/webkitgtk-2.10.0/x86_64-redhat-linux-gnu/DerivedSources/WebKit2/PluginControllerProxyMessageReceiver.cpp:53 #8 WebKit::WebProcessConnection::didReceiveMessage at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/PluginProcess/WebProcessConnection.cpp:141 #9 IPC::Connection::dispatchMessage at /usr/src/debug/webkitgtk-2.10.0/Source/WebKit2/Platform/IPC/Connection.cpp:903 Potential duplicate: bug 1222241
Created attachment 1078421 [details] File: backtrace
Created attachment 1078422 [details] File: cgroup
Created attachment 1078423 [details] File: core_backtrace
Created attachment 1078424 [details] File: dso_list
Created attachment 1078425 [details] File: environ
Created attachment 1078426 [details] File: exploitable
Created attachment 1078427 [details] File: limits
Created attachment 1078428 [details] File: maps
Created attachment 1078429 [details] File: mountinfo
Created attachment 1078430 [details] File: namespaces
Created attachment 1078431 [details] File: open_fds
Created attachment 1078432 [details] File: proc_pid_status
*** This bug has been marked as a duplicate of bug 1222241 ***