[Webkit-unassigned] [Bug 170492] New: WebRTC aborts when trying to sleep on a wrong thread

bugzilla-daemon at webkit.org bugzilla-daemon at webkit.org
Tue Apr 4 22:06:30 PDT 2017


https://bugs.webkit.org/show_bug.cgi?id=170492

            Bug ID: 170492
           Summary: WebRTC aborts when trying to sleep on a wrong thread
           Product: WebKit
           Version: WebKit Local Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Media Elements
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ap at webkit.org
                CC: eric.carlson at apple.com, ryanhaddad at apple.com,
                    webkit-bug-importer at group.apple.com, youennf at gmail.com

Saw a crash on webrtc/datachannel/bufferedAmountLowThreshold.html:

Thread 5 Crashed:: Thread 0x0x7f9697406b
0   libsystem_kernel.dylib              0x00007fffcfe31dd6 __pthread_kill + 10
1   libsystem_pthread.dylib             0x00007fffcff1d787 pthread_kill + 90
2   libsystem_c.dylib                   0x00007fffcfd97420 abort + 129
3   libwebrtc.dylib                     0x000000010ca65eb4 rtc::FatalMessage::~FatalMessage() + 452
4   libwebrtc.dylib                     0x000000010ca65ed5 rtc::FatalMessage::~FatalMessage() + 21
5   libwebrtc.dylib                     0x000000010d03c8e1 rtc::Thread::AssertBlockingIsAllowedOnCurrentThread() + 209 (thread.cc:298)
6   libwebrtc.dylib                     0x000000010d03c6e3 rtc::Thread::SleepMs(int) + 19 (thread.cc:174)
7   libwebrtc.dylib                     0x000000010d18bc21 cricket::SctpTransport::UsrSctpWrapper::UninitializeUsrSctp() + 241 (sctptransport.cc:264)
8   libwebrtc.dylib                     0x000000010d1844a9 cricket::SctpTransport::UsrSctpWrapper::DecrementUsrSctpUsageCount() + 57 (sctptransport.cc:281)
9   libwebrtc.dylib                     0x000000010d17fe92 cricket::SctpTransport::CloseSctpSocket() + 306 (sctptransport.cc:755)
10  libwebrtc.dylib                     0x000000010d17fce5 cricket::SctpTransport::~SctpTransport() + 53 (sctptransport.cc:401)
11  libwebrtc.dylib                     0x000000010d17ff35 cricket::SctpTransport::~SctpTransport() + 21 (sctptransport.cc:401)
12  libwebrtc.dylib                     0x000000010d17ff79 cricket::SctpTransport::~SctpTransport() + 25 (sctptransport.cc:398)
13  libwebrtc.dylib                     0x000000010cdbd908 webrtc::WebRtcSession::DestroySctpTransport_n() + 440 (memory:2724)
14  libwebrtc.dylib                     0x000000010cddac94 void rtc::MethodFunctor<webrtc::WebRtcSession, void (webrtc::WebRtcSession::*)(), void>::CallMethod<>(rtc::sequence<>) const + 100 (bind.h:164)
15  libwebrtc.dylib                     0x000000010cddac25 rtc::MethodFunctor<webrtc::WebRtcSession, void (webrtc::WebRtcSession::*)(), void>::operator()() const + 21 (bind.h:155)
16  libwebrtc.dylib                     0x000000010cddac00 rtc::FunctorMessageHandler<void, rtc::MethodFunctor<webrtc::WebRtcSession, void (webrtc::WebRtcSession::*)(), void> >::OnMessage(rtc::Message*) + 32 (messagehandler.h:66)
17  libwebrtc.dylib                     0x000000010d03dd9e rtc::Thread::ReceiveSendsFromThread(rtc::Thread const*) + 126 (thread.cc:425)
18  libwebrtc.dylib                     0x000000010d03de29 rtc::Thread::ReceiveSends() + 25 (thread.cc:409)
19  libwebrtc.dylib                     0x000000010cc21bfd rtc::MessageQueue::Get(rtc::Message*, int, bool) + 189 (messagequeue.cc:296)
20  libwebrtc.dylib                     0x000000010d03d19c rtc::Thread::ProcessMessages(int) + 140 (thread.cc:494)

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