Bug 282925 – REGRESSION(286323@main): [GStreamer][MediaStream] ASSERTs during latency query handling

• Status: RESOLVED
• Resolution: INVALID
• Component: Platform

[Philippe Normand]

STDERR: ASSERTION FAILED: isMainThread()
STDERR: /app/webkit/Source/WebCore/platform/mediastream/MediaStreamTrackPrivate.cpp(504) : WebCore::RealtimeMediaSource& WebCore::MediaStreamTrackPrivate::source()
STDERR: Mesa: The provided filesystem timestamp for the cache is bogus! Disabling On-disk cache.
STDERR: 1   0x7f11187693ec WebCore::MediaStreamTrackPrivate::source()
STDERR: 2   0x7f11187e07e2 InternalSource::InternalSource(_GstElement*, WebCore::MediaStreamTrackPrivate&, WTF::String const&, bool)::{lambda(_GstPad*, _GstPadProbeInfo*, void*)#1}::operator()(_GstPad*, _GstPadProbeInfo*, void*) const
STDERR: 3   0x7f11187e0c7a InternalSource::InternalSource(_GstElement*, WebCore::MediaStreamTrackPrivate&, WTF::String const&, bool)::{lambda(_GstPad*, _GstPadProbeInfo*, void*)#1}::_FUN(_GstPad*, _GstPadProbeInfo*, void*)
STDERR: 4   0x7f10fbfebf2f probe_hook_marshal
STDERR: 5   0x7f10ff2faa07 g_hook_list_marshal
STDERR: 6   0x7f10fbfec5b8 do_probe_callbacks
STDERR: 7   0x7f10fbfee217 gst_pad_query
STDERR: 8   0x7f10fbff16b3 gst_pad_peer_query
STDERR: 9   0x7f10fbfeb2f5 query_latency_default_fold.lto_priv.0
STDERR: 10  0x7f10fbfd7d75 gst_iterator_fold
STDERR: 11  0x7f10fbfed06e gst_pad_query_default
STDERR: 12  0x7f10fbfedebb gst_pad_query
STDERR: 13  0x7f10fbff16b3 gst_pad_peer_query
STDERR: 14  0x7f10fbfeb2f5 query_latency_default_fold.lto_priv.0
STDERR: 15  0x7f10fbfd7d75 gst_iterator_fold
STDERR: 16  0x7f10fbfed06e gst_pad_query_default
STDERR: 17  0x7f10fbfedebb gst_pad_query
STDERR: 18  0x7f10fbff16b3 gst_pad_peer_query
STDERR: 19  0x7f10fbfeb2f5 query_latency_default_fold.lto_priv.0
STDERR: 20  0x7f10fbfd7d75 gst_iterator_fold
STDERR: 21  0x7f10fbfed06e gst_pad_query_default
STDERR: 22  0x7f10fbfedebb gst_pad_query
STDERR: 23  0x7f10fbff16b3 gst_pad_peer_query
STDERR: 24  0x7f10fbfeb2f5 query_latency_default_fold.lto_priv.0
STDERR: 25  0x7f10fbfd7d75 gst_iterator_fold
STDERR: 26  0x7f10fbfed06e gst_pad_query_default
STDERR: 27  0x7f10fbfedebb gst_pad_query
STDERR: 28  0x7f10fbff16b3 gst_pad_peer_query
STDERR: 29  0x7f10b83ffc86 gst_identity_query
STDERR: 30  0x7f10fbfedebb gst_pad_query
STDERR: 31  0x7f10fbff16b3 gst_pad_peer_query

[Philippe Normand]

Pull request: https://github.com/WebKit/WebKit/pull/36483

[EWS]

Committed 286428@main (ebd307719a8e): <https://commits.webkit.org/286428@main>

Reviewed commits have been landed. Closing PR #36483 and removing active labels.

[Radar WebKit Bug Importer]

<rdar://problem/139643136>

[Xabier Rodríguez Calvar]

Reopened Bugzilla.
REGRESSION(286428@main): [GStreamer][MediaStream] ASSERTs due to invalid memory access, tracking revert in https://bugs.webkit.org/show_bug.cgi?id=282974.