[Bug 778032] New: race in gstclock detected by TSan

GStreamer (GNOME Bugzilla) bugzilla at gnome.org
Wed Feb 1 14:19:22 UTC 2017


https://bugzilla.gnome.org/show_bug.cgi?id=778032

            Bug ID: 778032
           Summary: race in gstclock 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 344711
  --> https://bugzilla.gnome.org/attachment.cgi?id=344711&action=edit
ThreadSanitizer: data race gstreamer/gst/gstclock.c:927 in
gst_clock_adjust_unlocked

ThreadSanitizer reports a race in gst_clock_adjust_unlocked(), because
priv->last_time is written while being in a reader seqlock sequence in
gst_clock_get_time()

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