Bug 220752

Summary: REGRESSION (r271488): ASSERTION FAILED: m_private->type() != RealtimeMediaSource::Type::Audio || !PlatformMediaSessionManager::sharedManager().hasAudioCaptureSource(*this)
Product: WebKit Reporter: Ryan Haddad <ryanhaddad>
Component: WebRTCAssignee: youenn fablet <youennf>
Status: RESOLVED FIXED    
Severity: Normal CC: eric.carlson, ews-watchlist, glenn, hta, jer.noble, philipj, sergio, tommyw, webkit-bot-watchers-bugzilla, webkit-bug-importer, youennf
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
See Also: https://bugs.webkit.org/show_bug.cgi?id=220619
Attachments:
Description Flags
crash log
none
Patch none

Description Ryan Haddad 2021-01-19 15:59:45 PST 
imported/w3c/web-platform-tests/mediacapture-streams/MediaStream-default-feature-policy.https.html has become a flaky assertion failure on iOS and macOS debug WK2 bots:

ASSERTION FAILED: m_private->type() != RealtimeMediaSource::Type::Audio || !PlatformMediaSessionManager::sharedManager().hasAudioCaptureSource(*this)
./Modules/mediastream/MediaStreamTrack.cpp(109) : virtual WebCore::MediaStreamTrack::~MediaStreamTrack()
1   0x2ba79fee9 WTFCrash
2   0x29782fd5b WTFCrashWithInfo(int, char const*, char const*, int)
3   0x2999e6b40 WebCore::MediaStreamTrack::~MediaStreamTrack()
4   0x2999e6d65 WebCore::MediaStreamTrack::~MediaStreamTrack()
5   0x2999e6e0c WebCore::MediaStreamTrack::~MediaStreamTrack()
6   0x297b5ed3f std::__1::default_delete<WebCore::MediaStreamTrack>::operator()(WebCore::MediaStreamTrack*) const
7   0x297b5ed02 WTF::RefCounted<WebCore::MediaStreamTrack, std::__1::default_delete<WebCore::MediaStreamTrack> >::deref() const
8   0x2988a87f7 WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack>::derefIfNotNull(WebCore::MediaStreamTrack*)
9   0x2988a87b9 WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >::~RefPtr()
10  0x2988a8785 WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >::~RefPtr()
11  0x2999f0416 WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > >::~KeyValuePair()
12  0x2999f03d5 WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > >::~KeyValuePair()
13  0x2999f0341 WTF::HashTable<WTF::String, WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >, WTF::DefaultHash<WTF::String>, WTF::HashMap<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >, WTF::DefaultHash<WTF::String>, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >::KeyValuePairTraits, WTF::HashTraits<WTF::String> >::deallocateTable(WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > >*)
14  0x2999f0206 WTF::HashTable<WTF::String, WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >, WTF::DefaultHash<WTF::String>, WTF::HashMap<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >, WTF::DefaultHash<WTF::String>, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >::KeyValuePairTraits, WTF::HashTraits<WTF::String> >::~HashTable()
15  0x2999f01c5 WTF::HashTable<WTF::String, WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > >, WTF::KeyValuePairKeyExtractor<WTF::KeyValuePair<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >, WTF::DefaultHash<WTF::String>, WTF::HashMap<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >, WTF::DefaultHash<WTF::String>, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >::KeyValuePairTraits, WTF::HashTraits<WTF::String> >::~HashTable()
16  0x2999f01a5 WTF::HashMap<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >, WTF::DefaultHash<WTF::String>, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >::~HashMap()
17  0x2999e3e85 WTF::HashMap<WTF::String, WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> >, WTF::DefaultHash<WTF::String>, WTF::HashTraits<WTF::String>, WTF::HashTraits<WTF::RefPtr<WebCore::MediaStreamTrack, WTF::RawPtrTraits<WebCore::MediaStreamTrack>, WTF::DefaultRefDerefTraits<WebCore::MediaStreamTrack> > > >::~HashMap()
18  0x2999e3db6 WebCore::MediaStream::~MediaStream()
19  0x2999e3ef5 WebCore::MediaStream::~MediaStream()
20  0x2999e3f9c WebCore::MediaStream::~MediaStream()
21  0x297b5316f std::__1::default_delete<WebCore::MediaStream>::operator()(WebCore::MediaStream*) const
22  0x297b53132 WTF::RefCounted<WebCore::MediaStream, std::__1::default_delete<WebCore::MediaStream> >::deref() const
23  0x2999eef3e WebCore::MediaStream::derefEventTarget()
24  0x297dd5a4c WebCore::EventTarget::deref()
25  0x297dd59ff WTF::Ref<WebCore::EventTarget, WTF::RawPtrTraits<WebCore::EventTarget> >::~Ref()
26  0x297dd5965 WTF::Ref<WebCore::EventTarget, WTF::RawPtrTraits<WebCore::EventTarget> >::~Ref()
27  0x29829e77e WebCore::JSDOMWrapper<WebCore::EventTarget>::~JSDOMWrapper()
28  0x29829e758 WebCore::JSEventTarget::~JSEventTarget()
29  0x298207175 WebCore::JSEventTarget::~JSEventTarget()
30  0x2981949ed WebCore::JSEventTarget::destroy(JSC::JSCell*)
31  0x2bc17945a JSC::JSDestructibleObjectDestroyFunc::operator()(JSC::VM&, JSC::JSCell*) const

https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fmediacapture-streams%2FMediaStream-default-feature-policy.https.html
Comment 1 Radar WebKit Bug Importer 2021-01-19 15:59:55 PST 
<rdar://problem/73377854>
Comment 2 Ryan Haddad 2021-01-19 16:00:35 PST 
This started shortly after https://trac.webkit.org/changeset/271488/webkit landed, so that may be the regression point.
Comment 3 Ryan Haddad 2021-01-19 16:11:00 PST 
Created attachment 417922 [details]
crash log
Comment 4 youenn fablet 2021-01-20 01:48:35 PST 
Created attachment 417956 [details]
Patch
Comment 5 EWS 2021-01-20 12:55:53 PST 
Committed r271668: <https://trac.webkit.org/changeset/271668>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 417956 [details].