176805 2017-09-12 13:31:32 -0700 [GStreamer] Layout test media/media-higher-prio-audio-stream.html is crashing with GStreamer-CRITICAL **: gst_object_get_name: assertion 'GST_IS_OBJECT (object)' failed in MediaPlayerPrivateGStreamer::handleMessage 2018-01-10 08:36:15 -0800 1 1 1 Unclassified WebKit Media Other PC Linux RESOLVED FIXED InRadar P2 Normal --- 1 mcatanzaro webkit-unassigned pnormand webkit-bug-importer oldest_to_newest 1348016 0 mcatanzaro 2017-09-12 13:31:32 -0700 Since enabling fatal criticals for layout tests, test media/media-higher-prio-audio-stream.html is crashing in MediaPlayerPrivateGStreamer::handleMessage with the following error: STDERR: invalid uninstantiatable type '<unknown>' in cast to 'GstElement' STDERR: STDERR: (WebKitWebProcess:30961): GStreamer-CRITICAL **: gst_object_get_name: assertion 'GST_IS_OBJECT (object)' failed Updating expectations accordingly. Backtrace: Thread 1 (Thread 0x7f58dc766a80 (LWP 30961)): #0 _g_log_abort () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmessages.c:549 #1 0x00007f58e7f611b5 in g_logv () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmessages.c:1357 #2 0x00007f58e7f61302 in g_log () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmessages.c:1398 #3 0x00007f58e8f6243b in gst_object_get_name () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstobject.c:653 #4 0x00007f58ed99d5d8 in _ZN7WebCore27MediaPlayerPrivateGStreamer13handleMessageEP11_GstMessage () from /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #5 0x00007f58dfe76038 in ffi_call_unix64 () from /usr/lib/x86_64-linux-gnu/libffi.so.6 #6 0x00007f58dfe75a9a in ffi_call () from /usr/lib/x86_64-linux-gnu/libffi.so.6 #7 0x00007f58e8034e68 in g_cclosure_marshal_generic () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/gobject/gclosure.c:1490 #8 0x00007f58e8034655 in g_closure_invoke () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/gobject/gclosure.c:804 #9 0x00007f58e8045ea2 in signal_emit_unlocked_R () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/gobject/gsignal.c:3635 #10 0x00007f58e804ea41 in g_signal_emit_valist () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/gobject/gsignal.c:3391 #11 0x00007f58e804ee52 in g_signal_emit () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/gobject/gsignal.c:3447 #12 0x00007f58e8f74a52 in gst_bus_async_signal_func () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstbus.c:1221 #13 0x00007f58e8f75866 in gst_bus_source_dispatch () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/gstreamer-1.10.5/gst/gstbus.c:815 #14 0x00007f58e7f5a5ca in g_main_dispatch () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:3212 #15 g_main_context_dispatch () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:3865 #16 0x00007f58e7f5a948 in g_main_context_iterate () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:3938 #17 0x00007f58e7f5ac62 in g_main_loop_run () at /home/slave/webkitgtk/gtk-linux-64-release-tests/build/WebKitBuild/DependenciesGTK/Source/glib-2.52.1/glib/gmain.c:4134 #18 0x00007f58ea99b460 in _ZN3WTF7RunLoop3runEv () from /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18 #19 0x00007f58ece818f2 in _ZN6WebKit16ChildProcessMainINS_10WebProcessENS_14WebProcessMainEEEiiPPc () from /home/slave/webkitgtk/gtk-linux-64-release/build/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37 #20 0x00007f58e3b362b1 in __libc_start_main (main=0x7f58ef4b0d20 <main>, argc=2, argv=0x7ffea2a9a7d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffea2a9a7c8) at ../csu/libc-start.c:291 #21 0x00007f58ef4b0daa in _start () 1387676 1 pnormand 2018-01-10 08:35:19 -0800 Fixed in https://trac.webkit.org/r226713 Will unflag the test ... 1387677 2 webkit-bug-importer 2018-01-10 08:36:15 -0800 <rdar://problem/36406899>