[Bug 778038] New: race in gstpad detected by TSan

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Wed Feb 1 15:52:05 UTC 2017


https://bugzilla.gnome.org/show_bug.cgi?id=778038

            Bug ID: 778038
           Summary: race in gstpad detected by TSan
    Classification: Platform
           Product: GStreamer
           Version: 1.10.x
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: Normal
         Component: gstreamer (core)
          Assignee: gstreamer-bugs at lists.freedesktop.org
          Reporter: fabrice at bellet.info
        QA Contact: gstreamer-bugs at lists.freedesktop.org
     GNOME version: ---

Created attachment 344717
  --> https://bugzilla.gnome.org/attachment.cgi?id=344717&action=edit
ThreadSanitizer: data race gstreamer/gst/gstpad.c:5038 in store_sticky_event

This case suggested by ThreadSanitizer happens in gst_pad_query_caps_default()
when pad flags are read by GST_PAD_IS_PROXY_CAPS (pad), without lock.

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