[Webkit-unassigned] [Bug 167981] New: [GStreamer] Critical warnings when media player is destroyed

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=167981

            Bug ID: 167981
           Summary: [GStreamer] Critical warnings when media player is
                    destroyed
    Classification: Unclassified
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Keywords: Gtk
          Severity: Normal
          Priority: P2
         Component: Platform
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: cgarcia at igalia.com
                CC: bugs-noreply at webkitgtk.org, calvaris at igalia.com,
                    eocanha at igalia.com

(WebKitWebProcess:6556): GLib-GObject-WARNING **: invalid (NULL) pointer instance

(WebKitWebProcess:6556): GLib-GObject-CRITICAL **: g_signal_handlers_disconnect_matched: assertion 'G_TYPE_CHECK_INSTANCE (instance)' failed

#0  _g_log_abort (breakpoint=breakpoint at entry=1) at gmessages.c:487
#1  0x00007f388fbf6e25 in g_logv (log_domain=0x7f388fef22e4 "GLib-GObject", log_level=G_LOG_LEVEL_WARNING, format=<optimized out>, args=args at entry=0x7ffef14916c8) at gmessages.c:1296
#2  0x00007f388fbf6f72 in g_log (log_domain=log_domain at entry=0x7f388fef22e4 "GLib-GObject", log_level=log_level at entry=G_LOG_LEVEL_WARNING, format=<optimized out>) at gmessages.c:1337
#3  0x00007f388feeb8fa in g_type_check_instance (type_instance=type_instance at entry=0x0) at gtype.c:4142
#4  0x00007f388fee0184 in g_signal_handlers_disconnect_matched (instance=0x0, mask=(G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA), signal_id=0, detail=0, closure=0x0, 
    func=0x7f3898aef720 <WebCore::MediaPlayerPrivateGStreamer::uriDecodeBinElementAddedCallback(_GstBin*, _GstElement*, WebCore::MediaPlayerPrivateGStreamer*)>, data=0x7f3811a958c0)
    at gsignal.c:2931
#5  0x00007f3898af5ac0 in WebCore::MediaPlayerPrivateGStreamer::~MediaPlayerPrivateGStreamer() ()
   from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#6  0x00007f3898af5bf9 in WebCore::MediaPlayerPrivateGStreamer::~MediaPlayerPrivateGStreamer() ()
   from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#7  0x00007f38985fa8f5 in WebCore::MediaPlayer::~MediaPlayer() () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#8  0x00007f38985fa989 in WebCore::MediaPlayer::~MediaPlayer() () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#9  0x00007f389820b568 in WebCore::HTMLMediaElement::createMediaPlayer() () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#10 0x00007f389820bced in WebCore::HTMLMediaElement::prepareForLoad() () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#11 0x00007f389820f08c in WebCore::HTMLMediaElement::load() () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#12 0x00007f3898e42346 in WebCore::jsHTMLMediaElementPrototypeFunctionLoad(JSC::ExecState*) () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libwebkit2gtk-4.0.so.37
#13 0x00007f3833ffffc8 in ?? ()
#14 0x00007ffef14919b0 in ?? ()
#15 0x00007f389616a4df in llint_entry () from /home/cgarcia/src/git/gnome/WebKit-2.14/WebKitBuild/Release/lib/libjavascriptcoregtk-4.0.so.18

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