We just added a Debug tester for WPE and it is aborting early due to many crashes on EME related tests. imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-destroy-persistent-license.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-persistent-license-events.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-persistent-license.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-retrieve-destroy-persistent-license.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-retrieve-persistent-license.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-encrypted-clear-sources.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-encrypted-clear.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-events.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-multikey-sequential-readyState.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-multikey-sequential.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-multikey.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-multisession.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-setMediaKeys-after-src.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-setMediaKeys-immediately.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-setMediaKeys-onencrypted.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-two-videos.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary-waitingforkey.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-playback-temporary.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-reset-src-after-setmediakeys.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-setmediakeys-again-after-playback.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-setmediakeys-again-after-resetting-src.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-setmediakeys-multiple-times-with-different-mediakeys.https.html [ Crash ] imported/w3c/web-platform-tests/encrypted-media/clearkey-mp4-waiting-for-a-key.https.html [ Crash ] imported/w3c/web-platform-tests/html/semantics/selectors/pseudo-classes/dir.html [ Crash ] media/encrypted-media/clearKey/clearKey-cenc-audio-playback-mse.html [ Crash ] media/encrypted-media/clearKey/clearKey-cenc-video-playback-mse.html [ Crash ] media/encrypted-media/clearKey/clearKey-encrypted-cenc-event-mse.html [ Crash ] media/encrypted-media/clearKey/clearKey-message-cenc-event-mse.html [ Crash ] https://build.webkit.org/results/WPE%20Linux%2064-bit%20Debug%20(Tests)/r231014%20(4)/results.html Example of crash log: STDERR: ASSERTION FAILED: WTF::isMainThread() STDERR: /home/buildbot/wpe/wpe-linux-64-debug/build/Source/WebCore/platform/graphics/gstreamer/mse/AppendPipeline.cpp(429) : void WebCore::AppendPipeline::setAppendState(WebCore::AppendPipeline::AppendState) STDERR: 1 0x7f0249f324df WTFCrash STDERR: 2 0x7f0248cbf6e8 WebCore::AppendPipeline::setAppendState(WebCore::AppendPipeline::AppendState) STDERR: STDERR: (WPEWebProcess:53190): GLib-GObject-WARNING **: g_object_set_is_valid_property: object class 'WebKitMediaSrc' has no property named 'current-audio' STDERR: ASSERTION FAILED: !m_cdmInstance STDERR: /home/buildbot/wpe/wpe-linux-64-debug/build/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerBase.cpp(1210) : virtual void WebCore::MediaPlayerPrivateGStreamerBase::cdmInstanceAttached(WebCore::CDMInstance&) STDERR: 3 0x7f0248cbeb13 WebCore::AppendPipeline::handleNeedContextSyncMessage(_GstMessage*) STDERR: 1 0x7f0249f324df WTFCrash STDERR: 4 0x7f0248cbd971 STDERR: 2 0x7f02489ca178 WebCore::MediaPlayerPrivateGStreamerBase::cdmInstanceAttached(WebCore::CDMInstance&) STDERR: 5 0x7f0235b699fe ffi_call_unix64 STDERR: 3 0x7f0248123929 WebCore::MediaPlayer::cdmInstanceAttached(WebCore::CDMInstance&) STDERR: 6 0x7f0235b6868d ffi_call STDERR: 4 0x7f0247a85dad WebCore::HTMLMediaElement::mediaEngineWasUpdated() STDERR: 7 0x7f0239272f58 g_cclosure_marshal_generic STDERR: 5 0x7f0247a78fe6 WebCore::HTMLMediaElement::pendingActionTimerFired() STDERR: 8 0x7f0239272745 g_closure_invoke STDERR: 6 0x7f0247abdb70 void std::__invoke_impl<void, void (WebCore::HTMLMediaElement::* const&)(), WebCore::HTMLMediaElement*&>(std::__invoke_memfun_deref, void (WebCore::HTMLMediaElement::* const&)(), WebCore::HTMLMediaElement*&) STDERR: 9 0x7f02392845c2 STDERR: 7 0x7f0247abda95 std::result_of<void (WebCore::HTMLMediaElement::* const&(WebCore::HTMLMediaElement*&))()>::type std::__invoke<void (WebCore::HTMLMediaElement::* const&)(), WebCore::HTMLMediaElement*&>(void (WebCore::HTMLMediaElement::* const&)(), WebCore::HTMLMediaElement*&) STDERR: 10 0x7f023928d161 g_signal_emit_valist STDERR: 11 0x7f023928d572 g_signal_emit STDERR: 8 0x7f0247abd9ec decltype (__invoke((*this)._M_pmf, (forward<WebCore::HTMLMediaElement*&>)({parm#1}))) std::_Mem_fn_base<void (WebCore::HTMLMediaElement::*)(), true>::operator()<WebCore::HTMLMediaElement*&>(WebCore::HTMLMediaElement*&) const STDERR: 12 0x7f023a55f98a gst_bus_sync_signal_handler STDERR: 13 0x7f023a55fc4c gst_bus_post STDERR: 14 0x7f023a574c38 STDERR: 15 0x7f023a551e3d STDERR: 16 0x7f023a577973 gst_element_post_message STDERR: 17 0x7f023a552169 STDERR: 18 0x7f023a59cd1c STDERR: 19 0x7f023a54fa78 STDERR: 20 0x7f023a55fc23 gst_bus_post STDERR: 21 0x7f023a574c38 STDERR: 22 0x7f023a577973 gst_element_post_message STDERR: 23 0x7f01d8799c5c STDERR: 24 0x7f01d879b65d STDERR: 25 0x7f01d87b83c8 STDERR: 9 0x7f0247abd7b4 void std::_Bind<std::_Mem_fn<void (WebCore::HTMLMediaElement::*)()> (WebCore::HTMLMediaElement*)>::__call<void, , 0ul>(std::tuple<>&&, std::_Index_tuple<0ul>) STDERR: 26 0x7f023a5904b6 STDERR: 27 0x7f023a5986a2 gst_pad_push STDERR: 28 0x7f023a687c25 STDERR: 29 0x7f023a5c3371 STDERR: 30 0x7f02391be53e STDERR: 31 0x7f02391bdb65 STDERR: LEAK: 1 WebPageProxy
Marked affected tests in https://trac.webkit.org/changeset/231030
Once the decryptor moved from AppendPipeline to Playbackpipeline and patches 185242 and 185244 will be fixed, these tests will no longer crash and some one will pass. see 185277
(In reply to Yacine Bandou from comment #2) > Once the decryptor moved from AppendPipeline to Playbackpipeline and patches > 185242 and 185244 will be fixed, these tests will no longer crash and some > one will pass. > see 185277 This move has happened, those patches have landed, and there's no longer and crashes from a local run here. Closing!