[Webkit-unassigned] [Bug 154444] New: [ThreadedCompositor] Opening the inspector in a window causes a crash.

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=154444

            Bug ID: 154444
           Summary: [ThreadedCompositor] Opening the inspector in a window
                    causes a crash.
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: WebKit Gtk
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: changseok.oh at collabora.com
                CC: bugs-noreply at webkitgtk.org

1. Build webkitgtk+ with --threaded-compositor
2. Run the mini browser.
3. Run the inspector through ctrl+i or popup menu.
4. Click the button, 'open in a window' next to the close button, "X"

#0  0x00007fffef74c803 in _g_log_abort (breakpoint=1)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmessages.c:315
#1  g_logv (log_domain=0x7fffec3e70ae "Gdk", log_level=G_LOG_LEVEL_ERROR, format=<optimized out>, 
    args=args at entry=0x7fff8bffe4a8)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmessages.c:1041
#2  0x00007fffef74c962 in g_log (log_domain=log_domain at entry=0x7fffec3e70ae "Gdk", 
    log_level=log_level at entry=G_LOG_LEVEL_ERROR, format=format at entry=0x7fffec403fe7 "%s")
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmessages.c:1079
#3  0x00007fffec3bf77f in _gdk_x11_display_error_event (display=display at entry=0x47b000, 
    error=error at entry=0x7fff8bffe650)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/gtk+-3.16.4/gdk/x11/gdkdisplay-x11.c:2552
#4  0x00007fffec3ca329 in gdk_x_error (xdisplay=0x46b6c0, error=0x7fff8bffe650)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/gtk+-3.16.4/gdk/x11/gdkmain-x11.c:303
#5  0x00007fffee00539d in _XError () from /lib64/libX11.so.6
#6  0x00007fffee002227 in handle_error () from /lib64/libX11.so.6
#7  0x00007fffee0033a8 in _XReply () from /lib64/libX11.so.6
#8  0x00007fffedfe7c4e in XGetGeometry () from /lib64/libX11.so.6
#9  0x00007ffff6d37fec in WebCore::GLContextGLX::defaultFrameBufferSize() ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#10 0x00007ffff5da6175 in WebKit::ThreadedCompositor::ensureGLContext() ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#11 0x00007ffff5da6318 in WebKit::ThreadedCompositor::renderLayerTree() ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#12 0x00007ffff5da9992 in WebKit::CompositingRunLoop::updateTimerFired() ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#13 0x00007ffff44586fa in WTF::RunLoop::TimerBase::TimerBase(WTF::RunLoop&)::{lambda(void*)#1}::_FUN(void*) ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#14 0x00007fffef74581a in g_main_dispatch (context=0x7fff80000900)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmain.c:3122
#15 g_main_context_dispatch (context=context at entry=0x7fff80000900)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmain.c:3737
#16 0x00007fffef745b98 in g_main_context_iterate (context=0x7fff80000900, block=block at entry=1, 
    dispatch=dispatch at entry=1, self=<optimized out>)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmain.c:3808
#17 0x00007fffef745eb2 in g_main_loop_run (loop=0x7fff80001240)
    at /home/changseok/Projects/WebKit/WebKitBuild/DependenciesGTK/Source/glib-2.44.1/glib/gmain.c:4002
#18 0x00007ffff4458aa0 in WTF::RunLoop::run() ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#19 0x00007ffff5da691b in WebKit::ThreadedCompositor::runCompositingThread() ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#20 0x00007ffff442a395 in WTF::threadEntryPoint(void*) ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#21 0x00007ffff445673a in WTF::wtfThreadEntryPoint(void*) ()
   from /home/changseok/Projects/WebKit/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18
#22 0x00007ffff302e60a in start_thread () from /lib64/libpthread.so.0
#23 0x00007fffead8ba4d in clone () from /lib64/libc.so.6

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