[Webkit-unassigned] [Bug 171087] New: com.apple.WebCore: non-virtual thunk to WebCore::LibWebRTCDataChannelHandler::OnBufferedAmountChange + 39

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=171087

            Bug ID: 171087
           Summary: com.apple.WebCore: non-virtual thunk to
                    WebCore::LibWebRTCDataChannelHandler::OnBufferedAmount
                    Change + 39
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ryanhaddad at apple.com

This is a flaky crash seen with webrtc/datachannel/bufferedAmountLowThreshold.html

Thread 17 Crashed:: Thread 0x0x7ff7a13a05
0   com.apple.WebCore                   0x000000010e949ff7 non-virtual thunk to WebCore::LibWebRTCDataChannelHandler::OnBufferedAmountChange(unsigned long long) + 39
1   libwebrtc.dylib                     0x000000010b529d05 webrtc::DataChannel::OnChannelReady(bool) + 37 (datachannel.cc:409)
2   libwebrtc.dylib                     0x000000010b54fefe webrtc::WebRtcSession::OnSctpTransportReadyToSendData_s(bool) + 62 (webrtcsession.cc:1970)
3   libwebrtc.dylib                     0x000000010b3f3fa4 rtc::AsyncInvoker::OnMessage(rtc::Message*) + 20 (asyncinvoker.cc:44)
4   libwebrtc.dylib                     0x000000010b4d191f rtc::MessageQueue::Dispatch(rtc::Message*) + 255 (messagequeue.cc:539)
5   libwebrtc.dylib                     0x000000010b5f8cdc rtc::Thread::Run() + 124 (thread.cc:327)
6   libwebrtc.dylib                     0x000000010b5f897a rtc::Thread::PreRun(void*) + 170 (thread.cc:318)
7   libsystem_pthread.dylib             0x00007fffdc0fa9af _pthread_body + 180
8   libsystem_pthread.dylib             0x00007fffdc0fa8fb _pthread_start + 286
9   libsystem_pthread.dylib             0x00007fffdc0fa101 thread_start + 13

https://build.webkit.org/results/Apple%20Sierra%20Release%20WK1%20(Tests)/r215564%20(856)/webrtc/datachannel/bufferedAmountLowThreshold-crash-log.txt

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=webrtc%2Fdatachannel%2FbufferedAmountLowThreshold.html

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